Name  | Location  | Locator View  | Connector End View  | 
|---|---|---|---|
1-2 Shift Solenoid (SS) Valve (M30/M70)  | In the automatic transmission  | ||
2-3 Shift Solenoid (SS) Valve (M30/M70)  | In the automatic transmission  | ||
3-2 Shift Solenoid (SS) Valve (M30/M70)  | In the automatic transmission  | ||
A/C Compressor Clutch (C67/CJ2 with 4.3L)  | Mounted to the front of the A/C compressor  | ||
A/C Compressor Clutch (C67/CJ2 without 4.3L)  | Mounted to the front of the A/C compressor  | ||
A/C Low Pressure Switch (Gas with C67/CJ2)  | Right rear of the engine compartment on the right side of the A/C accumulator  | ||
A/C Low Pressure Switch (Diesel with C67/CJ2)  | On the top right side of the A/C line  | ||
A/C Refrigerant Pressure Sensor (C67/CJ2 with Gas)  | In the right front of the engine compartment on the A/C high pressure hose near the compressor  | ||
A/C Refrigerant Pressure Sensor (C67/CJ2 with Diesel)  | In the right front of the engine compartment on the A/C high pressure hose near the compressor  | ||
Accelerator Pedal Position (APP) Sensor  | On the driver floor board above the accelerator pedal  | ||
Accessory Power Outlet - Center Console (D07)  | Rear of the center console below the rear seat audio controller  | ||
Accessory Power Outlet - Center Console Compartment (D07)  | In the rear of the center console storage bin  | ||
Accessory Power Outlet - Center Seat (AZ3)  | Between the driver and passenger seats  | ||
Accessory Power Outlet - I/P 1  | Left center of the I/P to the left of the I/P multifunction switch assembly  | ||
Accessory Power Outlet - I/P 2  | Right center of the I/P to the right of the I/P multifunction switch assembly  | ||
Air Temperature Actuator - Left (CJ2)  | Bottom center of the HVAC module assembly  | ||
Air Temperature Actuator - Right (CJ2)  | Top middle of the HVAC module assembly  | ||
Air Temperature Actuator (C67/C42)  | Top middle of the HVAC module assembly  | ||
Air Temperature Sensor - Lower Left (CJ2)  | Left side of the HVAC module near the mode actuator  | ||
Air Temperature Sensor - Lower Right (CJ2)  | Lower left of the HVAC module to the left of the air temperature actuator - left  | ||
Air Temperature Sensor - Upper Left (CJ2)  | At the top rear of the I/P below the dash trim panel to the left of the ambient light/sunload sensor  | ||
Air Temperature Sensor - Upper Right (CJ2)  | At the top rear of the I/P below the dash trim panel to the right of the ambient light/sunload sensor  | ||
Ambient Air Temperature Sensor (CJ2)  | Front of the vehicle mounted to the front of the lower radiator core support, on the right  | ||
Ambient Air Temperature Sensor (DF5)  | Attached to the left side of the radiator core support behind the grille  | ||
Ambient Light Sensor (C67/C42/MEX)  | On the top center of the I/P mounted in the trim panel  | ||
Ambient Light/Sunload Sensor (CJ2)  | On the top center of the I/P mounted in the trim panel  | ||
Audio Amplifier (UQA)  | Mounted to floor under the rear of the center console  | ||
Audio/Video Adapter (U42)  | Rear of the center console near the rear seat audio controller  | ||
Automatic Transmission (MYC/MYD)  | Under the vehicle, mounted to the rear of the engine  | --  | |
Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch (M30/M70)  | In the automatic transmission  | ||
Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Automatic Transmission Fluid Temperature (TFT) Sensor (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Automatic Transmission Internal Mode Switch (MW7)  | In the automatic transmission  | --  | |
Automatic Transmission Internal Mode Switch (MYC/MYD)  | In the automatic transmission  | ||
Automatic Transmission Manual Shift Switch (MYC/MYD/MW7)  | Part of the automatic transmission shift lever  | --  | --  | 
Automatic Transmission Shift Lever (M30/M70/MYC/MYD/MW7)  | Right side of the steering column to the rear of the steering wheel  | ||
Automatic Transmission Shift Lock Control Solenoid  | Under the I/P mounted to the right side of the steering column  | ||
Automatic Transmission Turbine Speed Sensor (MW7)  | Mounted to the top left of the transmission  | ||
Auxiliary Battery Relay (TP2)  | At the left side rear of the engine compartment  | ||
Auxiliary Battery Run Relay (TP2)  | At the right rear of the engine compartment, near the underhood fuse holder  | ||
Auxiliary Body Control Module (XBCM) (EXP)  | In the right side of the I/P, below the defrost deflector  | ||
Backup Alarm (8S3)  | On the rear of the vehicle frame  | --  | |
Backup Lamp - Left  | Left rear of the vehicle  | ||
Backup Lamp - Right  | Right rear of the vehicle  | ||
Backup Lamp Switch (TZ0)  | Under the vehicle on the left side of the transmission  | --  | |
Battery - Left (Diesel/6A6/TP2)  | Left front corner of engine compartment  | ||
Battery - Right  | Right rear of the engine compartment to the rear of the coolant reservoir  | ||
Battery Current Sensor (10 Series without MEX)  | Part of the negative battery cable assembly  | ||
Blower Motor  | Lower right side of the HVAC module below the passenger side of the I/P  | ||
Blower Motor Control Module  | Lower right side of the HVAC module below the passenger side of the I/P to the left of the blower motor  | ||
Blunt Cut - Camper Trailer Provision (UY2)  | On the left frame rail, near the front of the bed  | --  | |
Blunt Cut - Emergency Vehicle Provision (5Y0)  | Behind the overhead console  | --  | |
Blunt Cut - Mobile Radio Provision (9L4)  | Below the center of the I/P  | --  | |
Blunt Cut - Power Take-Off Provision (PTO)  | --  | --  | --  | 
Blunt Cut - Roof Mounted Beacon Provision (TRW)  | Behind the overhead console, on the right  | --  | |
Blunt Cut - Trailer Provision (EXP)  | --  | --  | --  | 
Blunt Cut - Trailer Provision (except EXP)  | Under the left side of the I/P, taped to the BCM wiring  | --  | |
Body Control Module (BCM)  | On the lower left side of the I/P to the left of the steering column  | ||
Brake Booster Vacuum Sensor (JL4)  | Left rear of the engine compartment near the fuse block - underhood  | ||
Brake Fluid Level Switch  | Mounted to lower left side of the master cylinder  | ||
Brake Master Cylinder Pressure Sensor (JL1)  | Left rear of the engine compartment near the underhood fuse block  | ||
Camshaft Position (CMP) Actuator Solenoid Valve (6.0L/6.2L)  | Front of the engine, behind the water pump  | ||
Camshaft Position (CMP) Sensor  | Front of the engine above the crank pulley  | ||
Cellular Telephone Microphone (UE1/U3U/UVB)  | In the overhead console  | ||
Center High Mounted Stop Lamp (CHMSL)  | Rear roof line above the rear window  | ||
Central Sequential Fuel Injection (Central SFI) (4.3L)  | Top of the engine between the throttle body and distributor  | ||
Chime Module (UL5)  | Center of the I/P, behind the radio  | ||
Clutch Pedal Position (CPP) Switch (TZ0)  | Top of the clutch pedal  | --  | |
Crankshaft Position (CKP) Sensor (4.3L)  | In the front lower right of the riming cover  | ||
Crankshaft Position (CKP) Sensor (4.8L/5.3L/6.0L/6.2L)  | On the right rear of the engine, behind the starter  | ||
Crankshaft Position (CKP) Sensor (Diesel)  | Front of the engine to the lower left of the crank pulley  | ||
Data Link Connector (DLC)  | Lower left side of instrument panel to the left of the steering column  | ||
Data Link Resistor  | In the chassis harness on the left rear chassis crossmember near the evaporative emissions canister  | ||
Digital Radio Receiver (U2K)  | Right side of the I/P behind the I/P compartment  | ||
Digital Video Disc (DVD) Control Module (AYE)  | On driver side of center console below I/P behind trim panel  | --  | |
Digital Video Disc (DVD) Display - Driver Seat Headrest (AYE)  | Mounted to the driver seat headrest  | --  | |
Digital Video Disc (DVD) Display - Passenger Seat Headrest (AYE)  | Mounted to the passenger seat headrest  | --  | |
Digital Video Disc (DVD) Noise Filter (AYE)  | Below center of I/P near center console  | --  | --  | 
Digital Video Disc Relay (AYE)  | Below center of I/P near center console  | --  | |
Dome/Reading Lamps - Front  | Mounted in the overhead console  | ||
Dome/Reading Lamps - Rear (Extended Cab/Crew Cab)  | In the headliner above the 2nd row seating  | ||
Door Latch - Driver  | Inside the rear of the driver door below the outside door handle  | ||
Door Latch - Left Rear (Crew Cab)  | Inside the rear of the left rear door near the outside door handle  | ||
Door Latch - Passenger  | Inside the rear of the passenger door below the outside door handle  | ||
Door Latch - Right Rear (Crew Cab)  | Inside the rear of the right rear door near the outside door handle  | ||
Door Lock Switch - Driver (AU3 without AN3/DL3)  | Mounted to the driver door trim panel  | ||
Door Lock Switch - Passenger (AU3 without AN3/DL3)  | Mounted to the passenger door trim panel  | ||
Door Lock/Window Switch - Driver (AN3/DL3)  | Mounted to the driver door trim panel  | ||
Door Lock/Window Switch - Passenger (AN3/DL3)  | Mounted to the passenger door trim panel  | ||
Driver Information Center (DIC) Display  | In the center of the instrument panel cluster  | --  | |
Driver Information Center (DIC) Switch (UK3)  | Center of the I/P between the instrument cluster and the air vents  | ||
Driver Shift Request Switch (MYC/MYD/MW7)  | Part of the automatic transmission shift lever  | --  | |
Electronic Adjustable Pedal (EAP) Assembly (JF4)  | Mounted under the lower left side of the instrument panel  | ||
Electronic Brake Control Module (EBCM) (JL4/JF3/JF7/JH6/JH7)  | Mounted to the left side of the frame assembly below the driver seat  | ||
Emergency Vehicle Roof Lamp Relay (5Y0)  | Behind the overhead console  | ||
Engine Control Module (ECM)  | Left front of the engine compartment near the fan shroud  | ||
Engine Coolant Level Switch (Diesel)  | In the right front of the engine compartment, below the surge tank  | ||
Engine Coolant Temperature (ECT) Sensor (4.3L)  | In the left front of the cylinder head, between the #3 and #5 cylinder exhaust ports  | ||
Engine Coolant Temperature (ECT) Sensor (4.8L/5.3L/6.0L/6.2L)  | Near the left front cylinder head, at the cylinder #1 exhaust port  | ||
Engine Coolant Temperature (ECT) Sensor (Diesel)  | Top front middle of the engine  | ||
Engine Cooling Fan - Left (Gas except LY6)  | Left front of the engine compartment near the radiator  | ||
Engine Cooling Fan - Right (Gas except LY6)  | Right front of the engine compartment near the radiator  | ||
Engine Oil Level (EOL) Switch (Early Production with 4.8L/5.3L/6.0L/6.2L)  | Mounted on the right side of the oil pan  | ||
Engine Oil Level (EOL) Switch (Diesel)  | Mounted on the left side of the oil pan  | ||
Engine Oil Pressure (EOP) Sensor (Diesel)  | On the left rear side of the engine block  | ||
Engine Oil Pressure (EOP) Sensor (Gas)  | Top rear of the engine to the rear of the intake manifold  | ||
Evaporative Emission (EVAP) Canister Purge Solenoid Valve (4.3L)  | Attached to the intake manifold on the right side of the engine to the rear of the ignition coil  | ||
Evaporative Emissions (EVAP) Canister Purge Solenoid Valve (4.8L/5.3L/6.0L/6.2L)  | Top of the engine mounted to the intake manifold, on the left side of injector #1  | ||
Evaporative Emissions (EVAP) Canister Vent Solenoid Valve (Gas)  | Lower right rear of the vehicle, on the evaporative emission canister  | ||
Exhaust Pressure Differential Sensor (Diesel)  | In the middle of the frame rail cross member, above the catalytic converter  | ||
Exhaust Gas Recirculation (EGR) Temperature Sensor 1 (Diesel)  | --  | --  | |
Exhaust Gas Recirculation (EGR) Temperature Sensor 2 (Diesel)  | --  | --  | |
Exhaust Gas Recirculation (EGR) Valve (Diesel)  | Top right front of the engine  | ||
Exhaust Temperature Sensor 1 (Diesel)  | Under the left side of the vehicle, in front of the catalytic converter  | ||
Exhaust Temperature Sensor 2 (Diesel)  | Under the left side of the vehicle, behind the catalytic converter  | ||
Exterior Illumination Lamp - Left (DL3/DR4/DPN)  | Under the left outside rearview mirror  | --  | |
Exterior Illumination Lamp - Right (DL3/DR4/DPN)  | Under the right outside rearview mirror  | --  | |
Fog Lamp - Left Front (T96)  | Lower left front of the vehicle  | ||
Fog Lamp - Right Front (T96)  | Lower right front of the vehicle  | ||
Front Drive Axle Actuator (NQF/NQG/NQH/NP2)  | Mounted to the front axle assembly  | ||
Fuel Heater (Diesel)  | Near the top of the fuel filter on the right side of the engine  | ||
Fuel Injector 1 (Diesel)  | Near the right side engine rocker cover above cylinder #1  | ||
Fuel Injector 1 (Gas)  | Upper left side of the engine, at cylinder #1  | ||
Fuel Injector 2 (Diesel)  | Near the left side engine rocker cover above cylinder #2  | ||
Fuel Injector 2 (Gas)  | Upper right side of the engine, at cylinder #2  | ||
Fuel Injector 3 (Diesel)  | Near the right side engine rocker cover above cylinder #3  | ||
Fuel Injector 3 (Gas)  | Upper left side of the engine, at cylinder #3  | ||
Fuel Injector 4 (Diesel)  | Near the left side engine rocker cover above cylinder #4  | ||
Fuel Injector 4 (Gas)  | Upper right side of the engine, at cylinder #4  | ||
Fuel Injector 5 (Diesel)  | Near the right side engine rocker cover above cylinder #5  | ||
Fuel Injector 5 (Gas)  | Upper left side of the engine, at cylinder #5  | ||
Fuel Injector 6 (Diesel)  | Near the left side engine rocker cover above cylinder #6  | ||
Fuel Injector 6 (Gas)  | Upper right side of the engine, at cylinder #6  | ||
Fuel Injector 7 (Diesel)  | Near the right side engine rocker cover above cylinder #7  | ||
Fuel Injector 7 (4.8L/5.3L/6.0L/6.2L)  | Upper left side of the engine, at cylinder #7  | ||
Fuel Injector 8 (Diesel)  | Near the left side engine rocker cover above cylinder #8  | ||
Fuel Injector 8 (4.8L/5.3L/6.0L/6.2L)  | Upper right side of the engine, at cylinder #8  | ||
Fuel Level Sensor - Primary (Diesel)  | Inside the primary fuel tank, under the vehicle  | ||
Fuel Level Sensor - Secondary (Diesel with 31 Series without NQZ)  | Inside the primary fuel tank, under the rear of the vehicle  | ||
Fuel Pressure Regulator (Diesel)  | Mounted to the injection pump at the front of the engine center  | ||
Fuel Pressure Sensor (Gas except 4.3L/LMG/LY6/LC9)  | In front of the electronic brake control module  | ||
Fuel Pump (Diesel with 31 Series without NQZ)  | On the left rear inner frame rail, in front of the rear fuel tank  | ||
Fuel Pump and Sender Assembly - Front (Gas)  | Inside the fuel tank under the vehicle  | ||
Fuel Pump and Sender Assembly - Rear (Gas with LY6)  | Inside the secondary fuel tank under the rear of the vehicle  | ||
Fuel Pump Flow Control Module (Gas except LU3/LMG/LY6/LC9)  | Mounted to the rear frame, near the spare tire mount  | ||
Fuel Pump Relay - Secondary (Gas with LY6)  | On the fuse block - underhood bracket  | ||
Fuel Rail Pressure (FRP) Sensor (Diesel)  | Top of the engine mounted to the right fuel rail  | ||
Fuel Tank Pressure (FTP) Sensor (Gas)  | Mounted to the fuel pump and sender assembly  | ||
Fuel Temperature Sensor (Diesel)  | On the top left middle of the engine  | ||
Fuse Block - I/P  | Left of the I/P behind the side trim panel  | ||
Fuse Block - Mobile Radio (9L4)  | Right side of the I/P behind the I/P compartment  | --  | |
Fuse Block - Underhood  | Left side of the engine compartment  | ||
Fuse Holder  | Right rear of engine compartment mounted to the bulk head  | --  | |
Garage Door Opener (UG1)  | Front of the passenger compartment in the overhead console  | ||
Generator - Auxiliary (Diesel with K76)  | Upper left front corner of the engine  | ||
Generator (4.3L)  | Right front top of the engine  | ||
Generator (4.8L/5.3L/6.0L/6.2L)  | Upper left front corner of the engine  | ||
Generator (Diesel)  | Upper right front corner of the engine  | ||
Glow Plug 1 (Diesel)  | Near the right side engine rocker cover above cylinder #1  | ||
Glow Plug 2 (Diesel)  | Near the left side engine rocker cover above cylinder #2  | ||
Glow Plug 3 (Diesel)  | Near the right side engine rocker cover above cylinder #3  | ||
Glow Plug 4 (Diesel)  | Near the left side engine rocker cover above cylinder #4  | ||
Glow Plug 5 (Diesel)  | Near the right side engine rocker cover above cylinder #5  | ||
Glow Plug 6 (Diesel)  | Near the left side engine rocker cover above cylinder #6  | ||
Glow Plug 7 (Diesel)  | Near the right side engine rocker cover above cylinder #7  | ||
Glow Plug 8 (Diesel)  | Near the left side engine rocker cover above cylinder #8  | ||
Glow Plug Control Module (GPCM) (Diesel)  | Left rear of the engine above the rocker cover to the left of the turbocharger  | ||
Headlamp - Left High Beam  | Left front of the vehicle  | ||
Headlamp - Left Low Beam  | Left front of the vehicle  | ||
Headlamp - Right High Beam  | Right front of the vehicle  | ||
Headlamp - Right Low Beam  | Right front of the vehicle  | ||
Headlamp and Panel Dimmer Switch  | Left side of the I/P to the left of the steering column  | ||
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Gas)  | Under the vehicle to the left side of the engine, in front of the catalytic converter  | ||
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (Gas)  | Under the vehicle to the left side of the engine, behind the catalytic converter  | ||
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (Gas)  | Under the vehicle to the right side of the engine, in front of the catalytic converter  | ||
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (Gas)  | Under the vehicle to the right side of the engine, behind the catalytic converter  | ||
Heated Seat Element - Driver Back (AN3)  | Under the driver seat back upholstery  | ||
Heated Seat Element - Driver Cushion (AN3)  | Under the driver seat cushion upholstery  | ||
Heated Seat Element - Passenger Back (AN3)  | Under the passenger seat back upholstery  | ||
Heated Seat Element - Passenger Cushion (AN3)  | Under the passenger seat cushion upholstery  | ||
Heated Seat Switch - Driver (AN3)  | Passenger door panel above the driver door switch assembly  | --  | --  | 
Heated Seat Switch - Passenger (AN3)  | Passenger door panel above the passenger door switch assembly  | --  | --  | 
Heated Steering Wheel (KA9)  | On the steering wheel  | --  | |
Heated Steering Wheel Control Module (KA9)  | Lower left side of the steering wheel assembly behind the inflatable restraint steering wheel module  | --  | |
Hood Ajar Switch (AP3/AP8)  | Part of the hood latch assembly  | ||
Horn - Left  | Lower left front of the vehicle  | ||
Horn - Right (7Z1/YE9)  | Lower right front of the vehicle  | ||
Horn Switch  | In the steering wheel behind the inflatable restraint steering wheel module  | --  | |
HVAC Control Module  | Center of the I/P below the radio  | ||
Ignition Coil 1 (4.8L/5.3L/6.0L/6.3L)  | Upper left side of the engine, at cylinder #1  | ||
Ignition Coil 2 (4.8L/5.3L/6.0L/6.3L)  | Upper right side of the engine, at cylinder #2  | ||
Ignition Coil 3 (4.8L/5.3L/6.0L/6.3L)  | Upper left side of the engine, at cylinder #3  | ||
Ignition Coil 4 (4.8L/5.3L/6.0L/6.3L)  | Upper right side of the engine, at cylinder #4  | ||
Ignition Coil 5 (4.8L/5.3L/6.0L/6.3L)  | Upper left side of the engine, at cylinder #5  | ||
Ignition Coil 6 (4.8L/5.3L/6.0L/6.3L)  | Upper right side of the engine, at cylinder #6  | ||
Ignition Coil 7 (4.8L/5.3L/6.0L/6.3L)  | Upper left side of the engine, at cylinder #7  | ||
Ignition Coil 8 (4.8L/5.3L/6.0L/6.3L)  | Upper right side of the engine, at cylinder #8  | ||
Ignition Control Module (ICM) (4.3L)  | Mounted to the right front of the intake manifold in front of the ignition coil  | ||
Ignition Switch  | In the upper steering column on the ignition key cylinder housing  | ||
Inflatable Restraint Front End Sensor - Left (10 Series)  | Left front of the engine compartment on the lower radiator core support  | ||
Inflatable Restraint Front End Sensor - Right (10 Series)  | Right front of the engine compartment on the lower radiator core support  | ||
Inflatable Restraint Front End Sensor (except 10 Series)  | Under the center of the radiator core support  | ||
Inflatable Restraint I/P Module  | Right side of the I/P directly in front of the passenger seat  | ||
Inflatable Restraint I/P Module Disable Switch (C99/MEX)  | In the I/P to the right of the radio  | ||
Inflatable Restraint Passenger Air Bag On/Off Indicator (AL0/C99 without MEX)  | Front of the passenger compartment in the overhead console  | ||
Inflatable Restraint Passenger Presence System (PPS) Module (AL0)  | Under the front passenger seat  | ||
Inflatable Restraint Passenger Presence System (PPS) Sensor (AL0)  | Under the front passenger seat  | ||
Inflatable Restraint Roof Rail Module - Driver (ASF)  | Behind the left side of the headliner trim to the rear of the C-pillar  | ||
Inflatable Restraint Roof Rail Module - Passenger (ASF)  | Behind the right side of the headliner trim to the rear of the C-pillar  | ||
Inflatable Restraint Seat Belt Tension Sensor - Passenger (AL0)  | Part of the passenger seat belt buckle  | --  | --  | 
Inflatable Restraint Seat Position Sensor (SPS) - Driver (10 Series)  | Right front corner of the driver seat track assembly  | ||
Inflatable Restraint Sensing and Diagnostic Module (SDM)  | Under the driver seat  | ||
Inflatable Restraint Side Impact Sensor (SIS) - Left Front (ASF)  | Inside the driver door  | ||
Inflatable Restraint Side Impact Sensor (SIS) - Left Rear (ASF with Crew Cab/Extended Cab)  | Inside the left rear door  | ||
Inflatable Restraint Side Impact Sensor (SIS) - Right Front (ASF)  | Inside the passenger door  | ||
Inflatable Restraint Side Impact Sensor (SIS) - Right Rear (ASF with Crew Cab/Extended Cab)  | Inside the right rear door  | ||
Inflatable Restraint Steering Wheel Module  | On the steering wheel  | ||
Inflatable Restraint Steering Wheel Module Coil  | In the steering column behind the steering wheel  | ||
Inflatable Restraint Vehicle Rollover Sensor (ASF)  | Below the center console  | ||
Information Center Telltale Assembly (UD7)  | Top rear of the passenger compartment above the rear window  | ||
Infrared Transmitter (U42)  | In the roof mounted DVD system  | ||
Inline Fuse - Digital Video Disc (DVD) Relay (AYE)  | In the headrest DVD system noise filter harness approximately 30 cm (11.82 in.) from junction block - left I/P  | --  | --  | 
Input Speed Sensor (ISS) (M30/M70/MYC/MYD)  | In the automatic transmission  | ||
Inside Air Temperature Sensor (CJ2)  | Left side of the headliner between A-pillar and B-pillar  | ||
Inside Rearview Mirror (ISRVM) (except MEX)  | Mounted at the top center of the windshield  | ||
Instrument Panel Cluster (IPC)  | Left side of the I/P above the steering column  | ||
Intake Air Heater (IAH) (Diesel)  | Mounted at the front of the engine center  | ||
Intake Air Temperature (IAT) Sensor 2 (Diesel)  | On the top front middle of the engine  | ||
Intake Air Valve (Diesel)  | On the top right front of the engine  | ||
Junction Block - Left I/P (except MEX)  | Lower left side of instrument panel to the left of the steering column  | ||
Junction Block - Rear Lamps  | Inside of the left frame rail near the rear of the vehicle  | ||
Junction Block - Right I/P  | Right side of the I/P behind the end trim panel  | ||
Knock Sensor (KS) 1 (Gas)  | Lower left side of the engine  | ||
Knock Sensor (KS) 2 (Gas)  | Lower right side of the engine  | ||
License Lamp - Left  | Left center of the rear bumper  | ||
License Lamp - Right  | Right center of the rear bumper  | ||
Line Pressure Control (PC) Solenoid (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Manifold Absolute Pressure (MAP) Sensor  | Top of the engine above intake manifold  | ||
Marker Lamp - Left Front (Z88)  | Left front of the vehicle  | ||
Marker Lamp - Left Rear (Z88)  | Part of the left rear tail lamp assembly  | ||
Marker Lamp - Right Front (Z88)  | Right front of the vehicle  | ||
Marker Lamp - Right Rear (Z88)  | Part of the right rear tail lamp assembly  | ||
Marker Lamp - Tailgate (R05)  | Below the tailgate directly above the license plate  | ||
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (Diesel)  | Right front of the engine compartment, in the air cleaner duct  | ||
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (Gas)  | Right front of the engine compartment, in the air cleaner duct  | ||
Memory Seat Module (MSM) (AN3)  | Under the front of the driver seat above the seat track  | ||
Memory/Heated Seat Switch - Driver (AN3)  | Driver door panel above the driver door switch assembly  | --  | |
Mode Actuator  | Left side of the HVAC module assembly  | ||
Modulated Main Pressure Control (PC) Solenoid Valve (MW7)  | In the automatic transmission  | --  | |
Multifunction Switch - I/P (except MEX)  | Center of the I/P below the HVAC controls  | ||
Noise Compensation Microphone (Y91)  | Inside the center console  | ||
Object Alarm Sensor - Left Rear Corner (UD7)  | Left rear corner of the bumper cover  | ||
Object Alarm Sensor - Left Rear Middle (UD7)  | Left side of the bumper cover  | ||
Object Alarm Sensor - Right Rear Corner (UD7)  | Right rear corner of the bumper cover  | ||
Object Alarm Sensor - Right Rear Middle (UD7)  | Right side of the bumper cover  | ||
Output Speed Sensor (OSS) (MYC/MYD)  | In the automatic transmission  | ||
Outside Rearview Mirror - Driver (DL3)  | On the left front door  | ||
Outside Rearview Mirror - Driver (DL8/DPN)  | On the left front door  | --  | |
Outside Rearview Mirror - Passenger (DL3)  | On the right front door  | ||
Outside Rearview Mirror - Passenger (DL8/DPN)  | On the right front door  | --  | |
Outside Rearview Mirror Switch (DL8/DPN)  | In the left front door trim panel  | --  | |
Park Brake Switch  | Under the driver side of the I/P mounted to the park brake pedal assembly  | ||
Park/Neutral Position (PNP) Switch (M30/M70)  | Mounted to the left front of the transmission, at the shift shaft  | ||
Park/Turn Signal Lamp - Lower Left  | Left front of the vehicle  | ||
Park/Turn Signal Lamp - Lower Right  | Right front of the vehicle  | ||
Park/Turn Signal Lamp - Upper Left  | Left front of the vehicle  | ||
Park/Turn Signal Lamp - Upper Right  | Right front of the vehicle  | ||
Power Brake Booster (JL4)  | Left rear corner of the engine compartment near the master cylinder  | ||
Power Take Off (PTO) Module (PTO)  | On the right side outer frame rail, near the right front tire  | ||
Power Take Off (PTO) Relay (PTO)  | In the engine compartment  | --  | |
Power Take-Off (PTO) Switch (PTO)  | Center of the I/P to the right of the radio  | ||
Pressure Control (PC) Solenoid Valve (M30/M70)  | In the automatic transmission  | ||
Pressure Control (PC) Solenoid Valve 1 (MW7)  | In the automatic transmission  | --  | |
Pressure Control (PC) Solenoid Valve 1 (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Pressure Control (PC) Solenoid Valve 2 (MW7)  | In the automatic transmission  | --  | |
Pressure Control (PC) Solenoid Valve 2 (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Pressure Control (PC) Solenoid Valve 3 (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Pressure Control (PC) Solenoid Valve 4 (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Pressure Control (PC) Solenoid Valve 5 (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Pressure Switch Manifold (PSM) (MW7)  | In the automatic transmission  | --  | |
Radio  | Center of the I/P  | ||
Rear Fender Clearance Lamp - Left Front (R05)  | Front of the left rear wheel flare  | ||
Rear Fender Clearance Lamp - Left Rear (R05)  | Rear of the left rear wheel flare  | ||
Rear Fender Clearance Lamp - Right Front (R05)  | Front of the right rear wheel flare  | ||
Rear Fender Clearance Lamp - Right Rear (R05)  | Rear of the right rear wheel flare  | ||
Rear Object Sensor Control Module (UD7)  | Under the right front seat  | ||
Rear Seat Audio (RSA) Control (UK6)  | Rear of the center console  | ||
Rear Window Defogger Grid (C49)  | Mounted to the rear glass  | ||
Recirculation Actuator (CJ2/C67)  | Top of the HVAC module on the right side  | ||
Remote Control Door Lock Receiver (RCDLR) (AP3/AP8)  | Top rear of the passenger compartment above the rear window  | ||
Roof Beacon Relay (TRW)  | Behind the overhead console, near the top  | ||
Roof Beacon Switch (5X7/5Y0/TRW)  | In the overhead console  | ||
Roof Marker Lamp - Left (U01)  | On the left side of the roof, above the windshield  | ||
Roof Marker Lamp - Middle (U01)  | Center of the roof panel above the windshield  | ||
Roof Marker Lamp - Right (U01)  | On the right side of the roof, above the windshield  | ||
Rotational Position Sensor (NQH)  | Mounted to the transfer case  | ||
Seat Adjuster Motor Assembly - Driver (AG1)  | Below the driver seat mounted to the seat track  | ||
Seat Adjuster Motor Assembly - Passenger (AG2)  | Below the passenger seat mounted to the seat track  | ||
Seat Adjuster Switch - Driver (AG1)  | Lower left side of the driver seat  | ||
Seat Adjuster Switch - Passenger (AG2)  | Lower right side of the passenger seat  | ||
Seat Belt Buckle - Driver  | Right rear corner of the driver seat cushion frame  | ||
Seat Belt Buckle - Passenger (10 Series)  | Left rear corner of the passenger seat cushion frame  | ||
Seat Belt Pretensioner - Driver  | Part of the driver seat belt retractor assembly  | ||
Seat Belt Pretensioner - Passenger  | Part of the passenger seat belt retractor assembly  | ||
Seat Front Vertical Motor - Driver (AG1)  | Part of the seat adjuster assembly - driver  | --  | --  | 
Seat Front Vertical Motor - Passenger (AG2)  | Part of the seat adjuster assembly - passenger  | --  | --  | 
Seat Front Vertical Motor Position Sensor - Driver (AN3)  | Under the driver seat, toward the middle  | --  | --  | 
Seat Horizontal Motor - Driver (AG1)  | Part of the seat adjuster assembly - driver  | --  | --  | 
Seat Horizontal Motor - Passenger (AG2)  | Part of the seat adjuster assembly - passenger  | --  | --  | 
Seat Horizontal Motor Position Sensor - Driver (AN3)  | Under the driver seat, toward the front  | --  | --  | 
Seat Lumbar Horizontal Motor - Driver (AN3)  | In the driver seat back, on the left  | ||
Seat Lumbar Horizontal Motor - Passenger (AN3)  | In the passenger seat back, on the right  | ||
Seat Lumbar Horizontal Motor Position Sensor - Driver (AN3)  | In the driver seat back, on the left  | ||
Seat Lumbar Switch - Driver (AN3)  | Lower left side of the driver seat  | ||
Seat Lumbar Switch - Passenger (AN3)  | Lower right side of the passenger seat  | ||
Seat Lumbar Vertical Motor - Driver (AN3)  | In the driver seat back, on the right  | ||
Seat Lumbar Vertical Motor - Passenger (AN3)  | In the passenger seat back, on the left  | ||
Seat Lumbar Vertical Motor Position Sensor - Driver (AN3)  | In the driver seat back, on the right  | ||
Seat Rear Vertical Motor - Driver (AG1)  | Part of the seat adjuster assembly - driver  | --  | --  | 
Seat Rear Vertical Motor - Passenger (AG2)  | Part of the seat adjuster assembly - passenger  | --  | --  | 
Seat Recline Motor - Driver (AN3)  | Lower right side of the driver seat back, below the seat back upholstery  | ||
Seat Recline Motor - Passenger (AN3)  | Lower right side of the passenger seat back, below the seat back upholstery  | ||
Seat Recline Position Sensor - Driver (AN3)  | Lower right side of the driver seat back, below the seat back upholstery  | ||
Security Indicator Lamp (SPO Alarm)  | --  | --  | |
Shift Solenoid (SS) Valve 1 (MW7)  | In the automatic transmission  | --  | |
Shift Solenoid (SS) Valve 1 (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Shift Solenoid (SS) Valve 2 (MW7)  | In the automatic transmission  | --  | |
Shift Solenoid (SS) Valve 2 (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Shift Solenoid (SS) Valve 3 (MW7)  | In the automatic transmission  | --  | |
Sliding Rear Window Close Relay (A48)  | On the right rear of the cab wall, behind the trim panel  | ||
Sliding Rear Window Motor (A48)  | Below the rear window  | ||
Sliding Rear Window Open Relay (A48)  | On the right rear of the cab wall, behind the trim panel  | ||
Sliding Rear Window Switch (A48)  | In the overhead console  | ||
Speaker - Center I/P (UQA with Y91)  | In the center of the upper I/P pad  | ||
Speaker - Left Front  | Behind the left front door trim panel  | ||
Speaker - Left Front Tweeter (except MEX)  | Behind the left A-pillar trim panel  | ||
Speaker - Left Rear (Extended Cab/Crew Cab)  | Behind the left rear door trim panel  | ||
Speaker - Left Rear (Regular Cab)  | Behind the left B-pillar trim panel  | ||
Speaker - Right Front  | Behind the passenger door trim panel  | ||
Speaker - Right Front Tweeter (except MEX)  | Behind the right A-pillar trim panel  | ||
Speaker - Right Rear (Extended Cab/Crew Cab)  | Behind the right rear door trim panel  | ||
Speaker - Right Rear (Regular Cab)  | Behind the right B-pillar trim panel  | ||
Speaker - Subwoofer (UQA)  | Under the center of the I/P cover, in the center of the console  | ||
Starter Motor  | Lower right rear corner of the engine  | ||
Steering Angle Sensor (JL4)  | Mounted to the steering column below the shift interlock solenoid  | ||
Steering Wheel Control Switch - Left (K34/KA9)  | Left center of the steering wheel to the left of the inflatable restraint steering wheel module  | ||
Steering Wheel Control Switch - Right (UK3)  | Right center of the steering wheel to the right of the inflatable restraint steering wheel module  | ||
Stop Lamp Switch  | Top of the brake pedal assembly  | ||
Sunroof Control Module (CF5)  | Front of the passenger compartment above the headliner  | ||
Sunroof Switch (CF5)  | Front of the passenger compartment in the overhead console  | ||
Sunshade - Left (DH6)  | Front left roof line mounted to the headliner  | ||
Sunshade - Right (DH6)  | Front right roof line mounted to the headliner  | ||
Tail/Stop and Turn Signal Lamp - Lower Left  | Left rear of the vehicle  | ||
Tail/Stop and Turn Signal Lamp - Lower Right  | Right rear of the vehicle  | ||
Tail/Stop and Turn Signal Lamp - Upper Left  | Left rear of the vehicle  | ||
Tail/Stop and Turn Signal Lamp - Upper Right  | Right rear of the vehicle  | ||
Theft Deterrent Module (TDM)  | Right side of the steering column near the ignition key cylinder  | ||
Throttle Body (Gas)  | Mounted to the front of the intake manifold  | ||
Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Valve (MW7)  | In the automatic transmission  | --  | |
Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Valve (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Torque Converter Clutch (TCC) Pulse Width Modulation (PWM) Solenoid Valve (M30/M70)  | In the automatic transmission  | ||
Torque Converter Clutch (TCC) Solenoid Valve (M30/M70)  | In the automatic transmission  | ||
Tow/Haul Switch (M30/M70/MYC/MYD/MW7)  | Part of the automatic transmission shift lever  | --  | |
Traction Control Switch (JL4)  | Center of the I/P near the radio, part of the I/P multifunction switch assembly  | --  | --  | 
Trailer Brake Control Module (JL1 with 10 Series)  | Mounted to the rear frame, above the spare tire mount  | ||
Trailer Brake Control Module (JL1 with 20/30 Series)  | On the left side inner frame rail, near the rear of the vehicle  | ||
Trailer Brake Control Module (JL1 with 31 Series)  | On the right side inner frame rail, near the rear of the vehicle  | ||
Trailer Brake Control Relay (JL1 with 10 Series)  | Mounted to the rear frame, above the spare tire mount  | ||
Trailer Brake Control Relay (JL1 with 20/30 Series)  | On the left side inner frame rail, near the rear of the vehicle  | ||
Trailer Brake Control Relay (JL1 with 31 Series)  | On the right side inner frame rail, near the rear of the vehicle  | ||
Trailer Brake Control Switch (JL1)  | Lower left side of the I/P  | ||
Trailer Connector (except MEX/EXP)  | Rear of the vehicle, to the left of the license plate  | ||
Trailer Stop/Turn Relay (TZ0)  | In the I/P behind the radio  | --  | |
Transfer Case Encoder Motor (NQF/NQH)  | Mounted to the transfer case  | ||
Transfer Case Shift Control Module (NQF/NQH)  | Lower left side of the I/P near the steering column  | ||
Transfer Case Shift Control Switch (NQF/NQH with YE9)  | Left side of the I/P, to the left of the steering wheel  | ||
Transfer Case Shift Control Switch (NQF/NQH without YE9)  | Center of the I/P, to the left of the radio  | ||
Transfer Case Shift Control Switch (NQG/NP2)  | On top of the transfer case  | ||
Transmission Control Module (TCM) (M30/M70/MW7)  | Left front of the engine compartment near the fan shroud  | ||
Transmission Control Module (TCM) (MYC/MYD)  | Part of the automatic transmission  | --  | --  | 
Turbocharger Vane Position Control Solenoid Valve (Diesel)  | On the top center of the engine  | ||
Turbocharger Vane Position Sensor (Diesel)  | On the top left front of the engine  | ||
Turn Signal/Multifunction Switch  | Mounted to the left side of the steering column behind the steering wheel  | ||
Valve Lifter Oil Manifold (VLOM) Assembly (5.3L/6.0L/6.2L)  | Mounted in the valve lifter valley below the intake manifold  | ||
Vehicle Communication Interface Module (VCIM) (UE1 with YE9)  | Center of the I/P, behind the HVAC control head  | ||
Vehicle Communication Interface Module (VCIM) (UE1 without YE9)  | Center of the I/P, below the lower center I/P panel  | ||
Vehicle Inclination Sensor (SPO Alarm)  | Behind the left I/P knee bolster on the floor hear duct  | --  | |
Vehicle Shock Sensor (SPO Alarm)  | Under the left side of the I/P  | --  | |
Vehicle Speed Sensor (VSS) (M30/M70/MYD/MW7/TZ0)  | In the tailshaft housing of the transmission  | ||
Video Display (U42)  | In the headliner between the front and second row seating  | ||
Water In Fuel Sensor (Diesel)  | Bottom of the fuel filter on the right side of the engine  | ||
Wheel Speed Sensor (WSS) - Left Front (JL4/JF3/JF7/JH6/JH7)  | Mounted to the left front steering knuckle assembly  | ||
Wheel Speed Sensor (WSS) - Left Rear (JL4)  | Mounted to the left rear brake backing plate  | ||
Wheel Speed Sensor (WSS) - Right Front (JL4/JF3/JF7/JH6/JH7)  | Mounted to the right front steering knuckle assembly  | ||
Wheel Speed Sensor (WSS) - Right Rear (JL4)  | Mounted to the left rear brake backing plate  | ||
Window Motor - Driver (A31)  | Inside the driver door mounted to the window regulator, to the rear of the door speaker  | ||
Window Motor - Left Rear (Crew Cab with A31/Extended Cab with ABV)  | Inside the left rear door mounted to the window regulator, above the door speaker  | ||
Window Motor - Passenger (A31)  | Inside the passenger door mounted to the window regulator, to the rear of the door speaker  | ||
Window Motor - Right Rear (Crew Cab with A31/Extended Cab with ABV)  | In the right rear door mounted to the window regulator  | ||
Window Switch - Driver (A31 without AN3/DL3)  | In the left front door trim panel  | --  | |
Window Switch - Left Rear (Crew Cab with A31/Extended Cab with ABV)  | In the left rear door trim panel  | ||
Window Switch - Passenger (A31 without AN3/DL3)  | In the right front door trim panel  | --  | |
Window Switch - Right Rear (Crew Cab with A31/Extended Cab with ABV)  | In the right rear door trim panel  | ||
Windshield Outside Moisture Sensor (CE1)  | Mounted to the windshield near the inside rearview mirror  | ||
Windshield Washer Fluid Level Switch  | Mounted in bottom of the washer fluid reservoir  | ||
Windshield Washer Fluid Pump  | Left front corner of the engine compartment mounted in the bottom of the windshield washer fluid reservoir  | ||
Windshield Washer Solvent Heater (XA7)  | Left rear corner of the engine compartment  | ||
Windshield Wiper Motor  | Under the windshield cowl between the wiper arms  | ||
Wrecker Relay (5X7)  | In the right rear corner of the engine compartment, above the right front wheel house  | --  | |
Yaw and Lateral Accelerometer Sensor (JL4)  | Under the center console trim panel  | ||
X100 (8 Cavities)  | Forward lamp harness to left headlamp harness at the left front corner of the engine compartment, behind the left front headlamp  | ||
X102 (JL1) (8 Cavities)  | Brake clutch harness to chassis harness, at clutch pedal brackets  | ||
X103 (16 Cavities)  | Instrument panel harness to forward lamp harness at the left side of the engine compartment under the fuse block underhood  | ||
X106 (8 Cavities)  | Forward lamp harness to right headlamp harness, behind the right front headlamp  | ||
X107 (Diesel) (40 Cavities)  | Engine chassis harness to engine harness, near the top left front of the engine  | ||
X108 (Diesel) (40 Cavities)  | Engine chassis harness to engine harness, near the top left front of the engine  | ||
X109 (NQF/NQH) (40 Cavities)  | Engine harness (except diesel) or engine chassis harness (diesel) to instrument panel harness left side of the engine compartment below the fuse block - underhood  | ||
X109 (except NQF/NQH) (24 Cavities)  | Engine harness (except diesel) or engine chassis harness (diesel) to instrument panel harness left side of the engine compartment below the fuse block - underhood  | ||
X110 (NQF/NQG/NQH/NP2) (4 Cavities)  | Engine harness (except diesel) or engine chassis harness (diesel) to front axle harness on left side of the chassis between the first and second body mount  | ||
X111 (4.8L/5.3L/6.0L/6.2L) (7 Cavities)  | Engine harness to left ignition coil harness on left side of engine above rocker cover  | ||
X112 (4.3L) (3 Cavities)  | Engine harness to right ignition coil harness on the right side of the engine above the rocker cover  | --  | |
X112 (4.8/5.3L) (3 Cavities)  | Engine harness to camshaft position sensor jumper harness on the lower left front of the engine to the left of the crankshaft pulley  | --  | |
X112 (6.0/6.2L) (5 Cavities)  | Engine harness to camshaft position sensor jumper harness on the lower left front of the engine to the left of the crankshaft pulley  | --  | |
X113 (4.8L/5.3L/6.0L/6.2L) (7 Cavities)  | Engine harness to right ignition coil harness on the right side of the engine above the rocker cover  | ||
X113 (Diesel) (6 Cavities)  | Engine jumper harness to engine harness  | --  | |
X115 (JL4) (24 Cavities)  | Chassis harness to instrument panel harness on the left side of the chassis above the left front shock tower, under the underhood fuse block  | ||
X116 (9L4) (1 Cavity)  | Battery positive harness to brake clutch harness  | --  | |
X117 (Diesel) (4 Cavities)  | Fuel rail pressure sensor jumper harness to engine harness  | --  | |
X121 (9L4) (6 Cavities)  | Battery negative harness to battery positive harness  | --  | |
X122 (TP2) (4 Cavities)  | Auxiliary battery harness to engine harness, near the underhood fuse holder  | ||
X123 (PTO) (12 Cavities)  | Engine chassis harness to instrument panel harness left side of the engine compartment below the fuse block - underhood  | ||
X124 (PTO) (16 Cavities)  | Engine chassis harness to PTO jumper harness, on the right side outer frame rail, near the right front tire  | ||
X125 (LY6) (4 Cavities)  | Heated oxygen sensor (HO2S) jumper harness to engine harness, on the right frame rail, near the right catalytic converter  | ||
X126 (except JL4/MEX) (12 Cavities)  | Instrument panel harness to chassis harness on the left side of the chassis above the left front shock tower  | ||
X127 (Diesel) (2 Cavities)  | Engine chassis harness to generator jumper harness, near the top right front of the engine  | ||
X128 (Diesel) (3 Cavities)  | Fuel pressure regulator harness to engine harness  | --  | |
X175 (M30/M70/MW7) (20 Cavities)  | Engine harness (except diesel) or engine chassis harness (diesel) to transmission internal harness under vehicle on the upper right side of the transmission  | ||
X200 (4 Cavities)  | Instrument panel harness to body harness lower right side of the I/P above the right kick panel  | ||
X201 (22 Cavities)  | Steering column harness to instrument panel harness left center of the I/P on the steering column behind the knee bolster  | ||
X202 (30 Cavities)  | Instrument panel harness to body harness lower left side of the I/P behind the left kick panel  | ||
X203 (UE1/U3U/UVB) (8 Cavities)  | Instrument panel harness (Y91) or instrument panel extension harness (except Y91) to headliner harness on the upper left side of the I/P near the left A-pillar, under the defrost deflector  | ||
X204 (U42) (12 Cavities)  | Headliner harness to instrument panel harness (Y91) or instrument panel extension harness (except Y91) on the upper left side of the I/P near the left A-pillar, under the defrost deflector  | ||
X205 (16 Cavities)  | Brake clutch harness to instrument panel harness top left of the I/P behind the instrument cluster, under the defrost deflector  | ||
X206 (U42) (8 Cavities)  | RH A-pillar harness to instrument panel harness (Y91) or instrument panel extension harness (except Y91) top right side of the I/P near the right A-pillar  | ||
X207 (6J4) (1 Cavity)  | I/P harness to I/P harness  | --  | |
X208 (A48) (3 Cavities)  | Body harness to headliner harness, below the right rear window trim  | ||
X212 (except SLT/Y91/MEX) (30 Cavities)  | Instrument panel harness to instrument panel extension harness, behind the glove box on the right side of the inflatable restrain I/P module  | ||
X212 (SLT except Y91/MEX) (30 Cavities)  | Instrument panel harness to instrument panel extension harness, behind the center A/C vents  | ||
X213 (COAX)  | RH A-pillar harness to instrument panel harness (Y91) or instrument panel extension harness (except Y91) upper right side of the I/P behind the defrost deflector  | --  | |
X214 (9L4) (1 Cavity)  | Brake clutch harness to the fuse block jumper harness, behind the instrument cluster  | ||
X219 (9L4) (1 Cavity)  | Brake clutch harness to fuse block jumper harness, behind the instrument cluster  | ||
X224 (5Y0/5X7) (3 Cavities)  | Brake clutch harness to beacon harness  | --  | |
X225 (9L4) (1 Cavity)  | Brake clutch harness to battery positive harness  | --  | |
X226 (9L4) (1 Cavity)  | Fuse block jumper harness to brake clutch harness, below the I/P to the left of the pedal assembly  | ||
X227 (SPO Alarm) (2 Cavities)  | LED indicator harness to SPO theft harness  | --  | |
X228 (5Y0) (1 Cavity)  | Beacon harness to chassis harness  | --  | |
X275 (4 Cavities)  | Inflatable restraint steering wheel module coil to body harness lower left side of the I/P near the steering column  | ||
X276 (KA9) (2 Cavities)  | Steering column harness to inflatable restraint steering wheel module coil in the steering column near the steering wheel  | ||
X277 (KA9) (2 Cavities)  | Inflatable restraint steering wheel module coil to heated steering wheel harness in the steering column near the steering wheel  | ||
X278 (MEX) (8 Cavities)  | Instrument panel harness to body harness  | --  | |
X279 (MEX) (8 Cavities)  | Instrument panel harness to headliner harness  | --  | |
X300 (8 Cavities)  | Chassis harness to engine harness (except diesel) or engine chassis harness (diesel) left side of the frame assembly in front of the electronic brake control module  | ||
X301 (Y91/UQA/D07) (40 Cavities)  | Instrument panel harness (Y91) or instrument panel extension harness (except Y91) to console harness below the console trim panel on the right side in front of the audio amplifier  | ||
X303 (AN3) (30 Cavities)  | Body harness to driver seat harness under the driver seat  | ||
X303 (except AN3/MEX) (6 Cavities)  | Body harness to driver seat harness under the driver seat  | ||
X303 (MEX) (2 Cavities)  | Driver seat harness to body harness  | --  | |
X304 (except MEX) (16 cavities)  | Headliner harness to overhead console harness front center of roof behind the headliner  | ||
X305 (AN3) (30 Cavities)  | Body harness to passenger seat harness under the passenger seat  | ||
X305 (except AN3/MEX) (8 Cavities)  | Body harness to passenger seat harness under the passenger seat  | ||
X306 (U42) (8 Cavities)  | Headliner harness to right A-pillar harness front center roof behind the left side of the overhead console assembly  | --  | |
X309 (Y91) (8 Cavities)  | Body harness to console harness below the console trim panel in front of the audio amplifier  | ||
X313 (CF5/TRW/5X7/5Y0) (5 Cavities)  | Sunroof harness (CF5) or overhead console harness (TRW/5X7/5Y0) to right A-pillar harness upper front right side of headliner above the right sunshade  | ||
X318 (3 Cavities)  | Headliner harness to CHMSL harness, rear center of the third brake light  | ||
X319 (AZ3/D07 with UQ3) (2 Cavities)  | Body harness to console harness  | ||
X320 (A48) (4 Cavities)  | Body harness to sliding rear window jumper harness, below the right rear window, under the trim  | ||
X322 (UD7) (4 Cavities)  | Body harness to UPA jumper harness, behind the right B-pillar trim  | ||
X324 (AN3) (18 Cavities)  | Driver seat harness to driver seat jumper harness, in the back of the driver seat  | ||
X325 (AN3) (6 Cavities)  | Passenger seat harness to passenger seat jumper harness, in the back of the passenger seat  | ||
X408 (UD7) (6 Cavities)  | Chassis harness to rear bumper harness, center rear of vehicle to the right of the tail lamp junction block  | ||
X414 (UY2/8S3) (7 Cavities)  | Chassis harness to camper harness, at the left rear of the vehicle, behind the bumper  | ||
X415 (RO5) (2 Cavities)  | Rear bumper harness to left hip lamp harness, behind the left rear corner of the bumper  | ||
X416 (RO5) (2 Cavities)  | Rear bumper harness to right hip lamp harness, behind the left rear corner of the bumper  | ||
X500 (YE9 without AN3/DL3) (10 Cavities)  | Left front door harness to body harness lower left side of the I/P behind the left kick panel  | ||
X501 (YE9 without AN3/DL3) (10 Cavities)  | Left front door harness to body harness lower left side of the I/P behind the left kick panel  | ||
X502 (ASF without YE9/with AN3) (2 Cavities)  | Left front door harness to body harness lower left side of the I/P behind the left kick panel  | ||
X600 (YE9 without AN3/DL3) (10 Cavities)  | Right front door harness to body harness lower right side of the I/P behind the right kick panel  | ||
X601 (ASF) (2 Cavities)  | Right front door harness to body harness lower right side of the I/P behind the right kick panel  | ||
X700 (Crew Cab) (16 Cavities)  | Body harness to left rear door harness in the left side B-pillar behind the trim panel  | ||
X700 (Extended Cab) (12 Cavities)  | Left rear door harness body harness in the left side B-pillar behind the trim panel  | ||
X800 (Crew Cab) (16 Cavities)  | Body harness to right rear door harness in the right side B-pillar behind the trim panel  | ||
X800 (Extended Cab) (12 Cavities)  | Right rear door harness to body harness in the right side B-pillar behind the trim panel  | ||
G100  | Lower left of the radiator core support  | --  | |
G101  | Lower right of the radiator core support  | --  | |
G102  | Lower left front of the engine block  | --  | |
G103 (4.3L)  | Lower right front of the engine  | --  | |
G103 (Gas except 4.3L)  | Front of the right side cylinder head  | --  | |
G103 (Diesel)  | Right front bottom side of the engine block  | --  | --  | 
G104 (6A6)  | On the left front corner of the engine  | --  | --  | 
G105 (Diesel)  | Lower right front of the engine  | --  | --  | 
G106 (4.3L)  | On the top right rear of the engine  | --  | --  | 
G106 (Diesel)  | On the bottom left front of the engine  | --  | --  | 
G107 (4.3L)  | On the left rear corner of the engine  | --  | |
G108  | Left rear corner of the engine compartment, near the wiper motor  | --  | --  | 
G110 (XA7)  | Left rear corner of the engine compartment to the right of the wiper motor grommet  | --  | |
G111 (XA7)  | Left rear corner of the engine compartment, near the wiper motor  | --  | --  | 
G200  | Under the right front I/P defroster deflector, near the right A-pillar  | --  | --  | 
G201  | Under the left front defrost deflector, near the left A-pillar  | --  | |
G300  | Under vehicle at driver door on body mount frame post  | --  | |
G301  | Under the left side of the front passenger seat  | --  | |
G302  | Under the right side of the front passenger seat  | --  | |
G303 (Extended Cab/Crew Cab)  | On the left side B-pillar behind the trim panel  | --  | |
G304 (except MEX)  | On the right side B-pillar behind the trim panel  | --  | |
G307 (Crew Cab)  | On the left C-pillar behind the trim panel  | --  | |
G401 (except LY6/LMM)  | Mounted above the spare tire carrier  | --  | |
G401 (LY6/LMM)  | Mounted to the left rear body mount  | --  | |
G402 (EXP)  | Under the vehicle to the rear of the left B-pillar at the 3rd body mount  | --  | --  | 
G403 (5Y0/8S3)  | --  | --  | --  | 
J100  | (CKT 150) In the forward lamp harness approximately 7 cm (2.75 in) from the ambient air temperature sensor breakout toward G100  | --  | |
J101  | (CKT 250) In the forward lamp harness  | --  | |
J102 (Z88)  | (CKT 150) In the left headlamp harness  | --  | --  | 
J103 (Z88)  | (CKT 250) In the right headlamp harness  | --  | --  | 
J104  | (CKT 5985) In the engine harness approximately 15 cm (5.91 in) from the engine control module connector breakout  | --  | |
J105  | (CKT 550) In the engine harness approximately 12 cm (4.72 in) from the engine coolant temperature (ECT) sensor breakout  | --  | |
J106  | (CKT 451) In the engine harness approximately 23 cm (9.02 in) from the manifold absolute pressure sensor breakout  | --  | |
J107 (Gas except 4.3L)  | (CKT 1039) In the ignition coil jumper harness between ignition coils 5 and 7 approximately 3 cm (1.18 in) from ignition coil 5 breakout  | --  | --  | 
J108  | (CKT 350) In the ignition coil jumper harness between ignition coils 5 and 7 approximately 3 cm (1.18 in) from ignition coil 5 breakout  | --  | --  | 
J109 (Gas except 4.3L)  | (CKT 2129) In the ignition coil jumper harness approximately 5 cm (1.97 in) from the X111 breakout, between the breakouts for ignition coils 3 and 5  | --  | --  | 
J110 (Gas except 4.3L)  | (CKT 1239) In the ignition coil jumper harness between ignition coils 4 and 2 approximately 3 cm (1.18 in) from ignition coil 4 breakout  | --  | --  | 
J111  | (CKT 350) In the ignition coil jumper harness between ignition coils 4 and 2 approximately 3 cm (1.18 in) from ignition coil 4 breakout  | --  | --  | 
J112 (Gas except 4.3L)  | (CKT 2130) In the ignition coil jumper harness approximately 5 cm (1.97 in) from the X111 breakout, between the breakouts for ignition coils 4 and 6  | --  | --  | 
J113 (NQH)  | (CKT 1569) In the instrument panel harness in the X103 breakout approximately 7 cm (2.76 in) from the main harness assembly  | --  | |
J116 (M30/M70)  | (CKT 839) In the automatic transmission harness, approximately 12 cm (4.72 in) from the 1-2 shift solenoid valve breakout, toward the input speed sensor  | --  | --  | 
J125 (MW7)  | (CKT 250) In the transmission harness  | --  | --  | 
J126 (M30/M70)  | (CKT 839) In the automatic transmission harness, approximately 5 cm (1.96 in) from the breakout to the 2-3 shift solenoid valve  | --  | --  | 
J127 (PTO)  | (CKT 2640) In the PTO jumper harness  | --  | --  | 
J128 (4.3L)  | (CKT 1839) In the engine harness  | --  | --  | 
J129 (PTO)  | (CKT 239) In the PTO jumper harness  | --  | --  | 
J130 (M30/M70 with NQG/NQH/NP2)  | (CKT 2139) In the engine harness  | --  | |
J132 (Diesel with K76)  | (CKT 25) In the engine chassis harness  | --  | |
J133 (PTO)  | (CKT 6142) In the engine chassis harness  | --  | |
J134 (Diesel)  | (CKT IC10, IC60) In the engine harness  | --  | --  | 
J135 (Diesel)  | (CKT IC11, IC61) In the engine harness  | --  | --  | 
J136 (Diesel)  | (CKT IC13, IC63) In the engine harness  | --  | --  | 
J137 (Diesel)  | (CKT IC12, IC62) In the engine harness  | --  | --  | 
J138 (PTO)  | (CKT 975) In the PTO jumper harness  | --  | --  | 
J139 (PTO)  | (CKT 976) In the PTO jumper harness  | --  | --  | 
J140 (PTO)  | (CKT 2522) In the PTO jumper harness  | --  | --  | 
J141 (PTO)  | (CKT 550) In the PTO jumper harness  | --  | --  | 
J142 (PTO)  | (CKT 239) In the PTO jumper harness  | --  | --  | 
J143 (MW7)  | (CKT 150) In the transmission harness  | --  | --  | 
J144 (MW7)  | (CKT 407) In the transmission harness  | --  | --  | 
J145 (TP2)  | (CKT 550) In the auxiliary battery harness  | --  | --  | 
J171 (Diesel)  | (CKT IC91, IZ05, IZ06) In the engine harness  | --  | --  | 
J175 (Diesel)  | (CKT HB03, IC91, IZ05, IZ06) In the engine harness  | --  | --  | 
J176 (PTO)  | (CKT 6381) In the engine chassis harness approximately 6 cm (2.36 in) from the power take-off module breakout toward X124  | --  | --  | 
J200  | (CKT 1050) In the instrument panel harness approximately 14 cm (5.51 in) from the junction block - left I/P breakout  | --  | |
J201  | (CKT 1850) In the instrument panel harness in the headlamp and panel dimmer switch breakout approximately 6 cm (2.36 in) from the breakout  | --  | |
J203 (Y91)  | (CKT 1050) In the instrument panel harness approximately 13 cm (5.12 in) from the radio connector breakout  | --  | |
J203 (except Y91)  | (CKT 1050) In the instrument panel harness approximately 13 cm (5.12 in) from the driver information center (DIC) breakout  | --  | --  | 
J204 (Y91)  | (CKT 340) In the instrument panel harness approximately 19 cm (7.48 in) after the radio connector breakout  | --  | --  | 
J206 (CJ2)  | (CKT 6101) In the instrument panel harness approximately 14.5 cm (5.71 in) from X200 toward the upper right air temperature sensor  | --  | |
J207 (except MEX)  | (CKT 5985) In the instrument panel harness, in the transfer case shift control module connector breakout approximately 9 cm (3.54 in) from the main harness assembly  | --  | |
J209 (9L4)  | (CKT 102) In the fuse block jumper harness  | --  | |
J210 (9L4)  | (CKT 5440) In the fuse block jumper harness  | --  | |
J211 (9L4)  | (CKT 5440) In the fuse block jumper harness  | --  | |
J212  | (CKT 540) In the steering column harness approximately  | --  | --  | 
J213  | (CKT 4) In the steering column harness approximately  | --  | --  | 
J214 (K34/KA9/UK3)  | (CKT 1050) In the steering wheel harness approximately 4 cm (1.57 in) from the inflatable restraint steering wheel module coil X2, toward the horn switch  | --  | --  | 
J215  | (CKT 1050) In the steering column harness approximately  | --  | --  | 
J216 (MYC/MYD/MW7)  | (CKT 1444) In the steering column harness approximately  | --  | --  | 
J217  | (CKT 1444) In the steering wheel harness approximately 9 cm (3.53 in) from the inflatable restraint steering wheel module coil X2, toward the horn switch  | --  | --  | 
J218 (UK3)  | (CKT 6136) In the steering wheel harness approximately 9 cm (3.53 in) from the inflatable restraint steering wheel module coil X2, toward the horn switch  | --  | --  | 
J219 (9L4)  | (CKT 450) In the fuse block jumper harness  | --  | |
J220 (KA9)  | (CKT 450) In the fuse block jumper harness  | --  | --  | 
J222 (PTO)  | (CKT 5986) In the instrument panel harness  | --  | --  | 
J223 (KA9)  | (CKT 1050) In the steering wheel harness  | --  | --  | 
J224 (9L4)  | (CKT 6122) In the fuse block jumper harness  | --  | |
J225 (AYE)  | In the headrest DVD noise filter harness  | --  | --  | 
J227 (SPO Alarm)  | (CKT 4540) In the SPO theft harness  | --  | --  | 
J228 (SPO Alarm)  | (CKT 5058) In the SPO theft harness  | --  | --  | 
J229 (SPO Alarm)  | (CKT 5059) In the SPO theft harness  | --  | --  | 
J230  | (CKT 1851) In the steering column harness  | --  | --  | 
J231(YE9 without AN3/DL3)  | (CKT 43) In the body harness  | --  | --  | 
J232 (TZ0)  | (CKT 2740) In the instrument panel harness approximately 6.5 cm (2.56 in) from G201 breakout toward the headlamp and panel dimmer switch  | --  | --  | 
J233 (TZ0)  | (CKT 239) In the brake clutch harness approximately 26 cm (10.24 in) from the stop lamp switch breakout toward X205  | --  | --  | 
J234 (TZ0)  | (CKT 16) In the brake clutch harness approximately 10 cm (3.94 in) from X205 toward the instrument panel cluster  | --  | --  | 
J235 (MEX)  | (CKT 2500) In the instrument panel harness approximately 24.5 cm (9.65 in) from the body control module connector X4, on the breakout  | --  | --  | 
J236 (MEX)  | (CKT 2501) In the instrument panel harness approximately 6.5 cm (2.56 in) from the body control module connector breakouts, on the breakout  | --  | --  | 
J237 (MEX)  | (CKT 6817) In the instrument panel harness approximately 10 cm (3.94 in) from the X279 breakout toward the HVAC control module  | --  | --  | 
J238 (MEX)  | (CKT 1851) In the instrument panel harness approximately 6.5 cm (2.56 in) from the headlamp and panel dimmer switch breakout towards the instrument panel cluster  | --  | --  | 
J239 (MEX)  | (CKT 1851) In the instrument panel harness approximately 6.5 cm (2.56 in) from the body control module breakout on the X201 breakout  | --  | --  | 
J300  | (CKT 2150) In the chassis harness approximately 15 cm (5.91 in) from the G300 breakout  | --  | |
J301 (Crew Cab without AN3/DL3)  | (CKT 5922) In the body harness  | --  | |
J302  | (CKT 2751) In the body harness approximately 22 cm (8.66 in) from the G301 breakout  | --  | |
J303  | (CKT 2751) In the body harness approximately 30 cm (11.8 in) from the G301 breakout below the center console  | --  | |
J304 (AG2)  | (CKT 1250) In the body harness approximately 14 cm (5.51 in) from the passenger seat inline connector breakout  | --  | |
J305 (10 Series without AG1)  | (CKT 5057) In the driver seat harness approximately 12.5 cm (4.92 in) from the driver seat belt buckle toward X303  | --  | --  | 
J305 (10 Series with AG1 without AN3)  | (CKT 5057) In the driver seat harness approximately 3 cm (1.19 in) from the driver seat adjuster assembly  | --  | --  | 
J305 (10 Series with AN3)  | (CKT 5057) In the driver seat harness approximately 4 cm (1.57 in) in to the X303 breakout  | --  | --  | 
J306 (AN3)  | (CKT 1150) In the driver seat harness approximately 20 cm (7.87 in) from X303  | --  | --  | 
J309 (AN3)  | (CKT 6207) In the driver seat harness approximately 6 cm (2.36 in) from the X303 breakout  | --  | --  | 
J310 (AN3)  | (CKT 6206) In the driver seat harness approximately 5 cm (1.97 in) from the driver seat adjuster assembly  | --  | --  | 
J311 (AN3)  | (CKT 2077) In the driver seat harness approximately 5 cm (1.97 in) from the memory seat module X4 breakout  | --  | --  | 
J312 (AN3)  | (CKT 6205) In the driver seat harness approximately 5 cm (1.97 in) from the driver seat belt buckle  | --  | --  | 
J314 (AN3)  | (CKT 1250) In the passenger seat harness approximately 20 cm (7.87 in) from X305  | --  | --  | 
J315 (AN3)  | (CKT 1440) In the passenger seat harness approximately 10 cm (3.94 in) in to the X305 breakout  | --  | --  | 
J316 (AN3)  | (CKT 2479) In the passenger seat harness approximately 5 cm (1.97 in) from the X305 breakout  | --  | --  | 
J322 (TRW/UG1/A48)  | (CKT 230) In the overhead console harness approximately 5 cm (1.97 in) from the X304 breakout  | --  | |
J323  | (CKT 1050) In the overhead console harness approximately 4 cm (1.57 in) from the X304 breakout  | --  | |
J324 (CF5)  | (CKT 1050) In the sunroof harness approximately 3 cm (1.19 in) from the sunroof switch breakout  | --  | --  | 
J327 (except MEX)  | (CKT 6815) In the headliner harness approximately 15 cm from the inside air temperature sensor - front breakout  | --  | |
J328  | (CKT 1050) In the headliner harness approximately 5 cm from the inside air temperature sensor - front breakout  | --  | |
J330 (UK6 with UQA/UQ5)  | (CKT 2550) In the console harness approximately 12 cm from the audio amplifier breakout  | --  | --  | 
J331  | (CKT 6049) In the chassis harness  | --  | |
J334 (U01/CF5/TRW)  | (CKT 1050) In the right hand A-Pillar harness  | --  | --  | 
J335 (A48 without C49)  | CKT 1250) In the sliding rear window jumper harness  | --  | |
J336 (A48 without C49)  | (CKT 3440) In the sliding rear window jumper harness  | --  | |
J337 (U01)  | (CKT 2509) In the right A-pillar harness  | --  | --  | 
J338 (Gas except LU3/LMG/LY6)  | (CKT 5986) In the chassis harness  | --  | |
J340 (AN3)  | (CKT 6207) In the driver seat jumper harness approximately 5 cm (1.96 in) into the X324 breakout  | --  | --  | 
J341 (AN3)  | (CKT 6206) In the driver seat jumper harness approximately 10 cm (10.94 in) into the X324 breakout  | --  | --  | 
J342 (AN3)  | (CKT 6207) In the seat position sensor harness  | --  | --  | 
J343 (AN3)  | (CKT 6206) In the seat position sensor harness  | --  | --  | 
J403 (UD7)  | (CKT 2379) In the rear bumper harness approximately 28 cm from the left rear object sensors  | --  | |
J404 (UD7)  | (CKT 2374) In the rear bumper harness approximately 20 cm from the right rear object sensors  | --  | |
J410 (823)  | (CKT 22) In the camper harness approximately 7 cm (9.45 in) from the back-up alarm breakout toward the trailer connector  | --  | --  | 
J410 (UY2)  | (CKT 22) In the camper harness approximately 232.5 cm (91.54 in) from the X414 breakout, toward the camper trailer blunt cuts  | --  | |
J411 (JL1)  | (CKT 1750) In the chassis harness  | --  | |
J412 (R05)  | (CKT 1750) In the right hip lamp harness, approximately 7.5 cm (2.95 in) from the right rear clearance lamp breakout, toward X416  | --  | |
J413 (R05)  | (CKT 1750) In the left hip lamp harness approximately 17.5 cm (6.89 in) from the left rear clearance lamp breakout, towards X415  | --  | |
J414 (UY2)  | (CKT 742) In the camper harness  | --  | |
J415 (8S3)  | (CKT 1624) In the camper harness approximately 24 cm (9.45 in) from the back-up alarm connector, on the breakout  | --  | --  | 
J415 (UY2)  | (CKT 1624) In the camper harness, approximately 109.5 cm (43.11 in) from the X414 breakout, toward the camper trailer blunt cuts  | --  | |
J416 (UY2)  | (CKT 1619) In the camper harness approximately 129.5 cm (50.98 in) from the X414 breakout, toward the camper trailer blunt cuts  | --  | |
J417 (UY2)  | (CKT 1618) In the camper harness approximately 161 cm (63.39 in) from the X414 breakout, toward the camper trailer blunt cuts  | --  | |
J418 (R05)  | (CKT 2509) In the left hip lamp harness approximately 7.5 cm (2.95 in) from the left rear clearance lamp breakout toward X415  | --  | |
J419 (R05)  | (CKT 2609) In the right hip lamp harness approximately 17.5 cm (6.89 in) from the right rear clearance lamp breakout toward X416  | --  | |
J420 (UY2)  | (CKT 2109) In the camper harness approximately 59.5 cm (23.43 in) from the X414 breakout, toward the camper trailer blunt cuts  | --  | |
J421 (UY2)  | (CKT 47) In the camper harness 205 cm (80.71 in) from the X414 breakout, toward the camper trailer blunt cuts  | --  | |
J422 (except MEX/EXP)  | (CKT 47) In the chassis harness  | --  | |
J423 (Gas except LU3/LMG/LY6/LC9)  | (CKT 7443, 7444) In the chassis harness  | --  | |
J500 (DL3)  | (CKT 673) In the driver outside rearview mirror jumper  | --  | --  | 
J501 (DL3)  | (CKT 672) In the driver outside rearview mirror jumper  | --  | --  | 
J502 (YE9 without AN3)  | (CKT 1850) In the left front door harness  | --  | |
J600 (DL3)  | (CKT 675) In the passenger outside rearview mirror jumper  | --  | --  | 
J601 (DL3)  | (CKT 674) In the passenger outside rearview mirror jumper  | --  | --  | 
J602 (AU3 without AN3/DL3)  | (CKT 1850) In the right front door harness  | --  | --  | 
J603 (YE9 without AN3/DL3)  | (CKT 1050) In the right front door harness  | --  | |
J604 (YE9 without AN3/DL3)  | (CKT 230) In the right front door harness  | --  | |
JX221  | Upper left corner of the I/P, near the parking brake assembly  | ||
JX223 (witout Y91 with 2 or more of U2K/UK6/UE1)  | Upper left corner of the I/P, taped in the I/P extension harness, behind and above the parking brake assembly  | ||
JX339 (except MEX)  | Under the passenger seat, taped to the body harness  |