Name  | Location  | Locator View  | Connector End View  | 
|---|---|---|---|
Ash Tray Lamp  | In the ash tray housing  | ||
Audio Alarm Module  | In the convenience center  | ||
Automatic Day-Night Mirror with Compass  | On the top inside center of the windshield, part of the inside rearview mirror  | Stationary Windows Component Views in Stationary Windows  | Stationary Windows Connector End Views in Stationary Windows  | 
Auxiliary Heater Control Switch  | At the rear of overhead console molding, in the headliner, part of HVAC controls  | Heater Blower Controls Component Views in Heater and Ventilation (Non-A/C)  | Heater Blower Controls Connector End Views in Heater and Ventilation (Non-A/C)  | 
Auxiliary HVAC Control Lamp, Front  | On the front of the overhead console, part of the HVAC controls  | HVAC Component Views in HVAC Systems w/ A/C Manual  | HVAC Connector End Views in HVAC Systems w/ A/C Manual  | 
Auxiliary HVAC Control Lamp, Rear  | At the rear of the overhead console molding, in the headliner, part of the HVAC controls  | HVAC Component Views in HVAC Systems w/ A/C Manual  | HVAC Connector End Views in HVAC Systems w/ A/C Manual  | 
Backup Lamp, Left Side (Cab Chassis)  | At the rear of the vehicle  | ||
Backup Lamp, Left Side (Pickup/Utility)  | At the rear of the vehicle  | ||
Backup Lamp, Right Side (Cab Chassis)  | At the rear of the vehicle  | ||
Backup Lamp, Right Side (Pickup/Utility)  | At the rear of the vehicle  | ||
Backup Lamp Switch (MG5)  | On the left side of the transmission, below the shift tower  | ||
Backup Lamp Switch (MW3)  | On the left top of the transmission  | ||
Cargo Lamp (Pickup)  | At the rear center of the cab, above the rear window, part of the center high mounted stop lamp  | ||
Cargo Lamp Switch (Pickup)  | In the center of the IP, to the left of the radio  | ||
Center High Mount Stoplamp (Pickup)  | Center High Mount Stoplamp (Pickup)  | ||
Center High Mount Stoplamp (Suburban/Utility)  | Center High Mount Stoplamp (Suburban/Utility)  | ||
Clearance Lamp, Left Front  | In the front of the left rear fender  | ||
Clearance Lamp, Left Rear  | In the rear of the left rear fender  | ||
Clearance Lamp, Right Front  | In the front of the right rear fender  | ||
Clearance Lamp, Right Rear  | In the rear of the right rear fender  | ||
Convenience Center  | Under the left side of the IP, on the bulkhead  | Power and Grounding Component Views in Wiring Systems  | Power and Grounding Connector End Views in Wiring Systems  | 
Courtesy Lamp, IP LH  | Located under the left side of the IP near the knee bolster  | ||
Courtesy Lamp, IP RH  | Located under the right side of the IP near the knee bolster  | ||
Courtesy Lamp, Door LF  | Located within the left front door assembly  | ||
Courtesy Lamp, Door LR  | Located within the left rear door assembly  | ||
Courtesy Lamp, Door RF  | Located within the right front door assembly  | ||
Courtesy Lamp, Door RR  | Located within the right rear door assembly  | ||
Daytime Running Lamps (DRL) Module  | Under the left side of the IP, taped to the IP harness  | ||
Daytime Running Lamps (DRL) Relay  | Under the left side of the IP, at the lower center of the convenience center  | ||
Daytime Running Lamps (DRL)/Radio Override Switch (Z56)  | In the center of the IP, to the left side of the radio  | ||
Dome Lamp, Front  | Approximately 22 cm (8.7 in) from the windshield centerline, in the headliner  | ||
Dome Lamp, Rear  | Approximately 22 cm (8.7 in) from the windshield centerline, in the headliner  | ||
Door Jamb Switch, Cargo  | At the rear body opening, part of the right rear cargo door contactor  | ||
Door Jamb Switch, Left Front  | At the left end of the IP  | ||
Door Jamb Switch, Left Rear  | At the center inside edge of the left side B Pillar  | ||
Door Jamb Switch, Right Front  | At the right end of the IP  | ||
Door Jamb Switch, Right Rear  | At the center inside edge of the right side B pillar  | ||
Door Lock Control Module  | Middle up the Left "C" Pillar  | Power Door Systems Component Views in Power Door Systems  | Power Door Systems Connector End Views in Power Door Systems  | 
Endgate Indentification Lamps (Dually, Fleetside)  | Beneath Tailgate  | ||
Fog Lamp Relay  | Under the left end of the IP, on the lower left side of the convenience center  | ||
Fog Lamp Switch  | On the center of the IP, to the right of the steering column shift lever  | ||
Fog Lamp, Left Side  | At the left lower edge of the front bumper and the air deflector  | ||
Fog Lamp, Right Side  | At the right lower edge of the front bumper and the air deflector  | ||
Garage Door Opener  | Located within the Overhead Console  | Garage Door Opener Component Views in Garage Door Opener  | Garage Door Opener Connector End Views in Garage Door Opener  | 
Headlamp and Panel Dimmer Switch  | Lower Left side of the IP  | ||
Headlamp Dimmer Switch  | Part of the malfunction lever  | ||
Headlamp, High Beam (Composite), Left Side  | On the left front of the vehicle  | ||
Headlamp, High Beam (Composite), Right Side  | On the right front of the vehicle  | ||
Headlamp, High/Low Beam, Left Side  | On the left front of the vehicle  | ||
Headlamp, High/Low Beam, Right Side  | On the right front of the vehicle  | ||
Headlamp, Low Beam (Composite), Left Side  | On the left front of the vehicle  | ||
Headlamp, Low Beam (Composite), Right Side  | On the right front of the vehicle  | ||
Heated Seat Switch, LF  | At the LF of the LF power seat  | Power Seat Component Views in Seats  | Power Seat Connector End Views in Seats  | 
Heated Seat Switch, RF  | At the RF of the RF power seat  | Power Seat Component Views in Seats  | Power Seat Connector End Views in Seats  | 
HVAC Control Switch  | Center of IP below the Radio  | HVAC Component Views in HVAC Systems w/ A/C Manual  | HVAC Connector End Views in HVAC Systems w/ A/C Manual  | 
Ignition Switch  | IP Steering Column, under Lock Cylinder  | Standard Wheel/Column Component Views in Steering Wheel and Column  | Standard Wheel/Column Connector End Views in Steering Wheel and Column  | 
Inflatable Restraint IP Module Switch (Pickup)  | RH of IP Cluster  | SIR Component Views in SIR  | SIR Connector End Views in SIR.  | 
Interior Lamp Control Module  | Under the center of the IP  | ||
IP Cluster  | Above the Steering Column  | Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gauges and Console  | Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gauges and Console  | 
IP Compartment Box Lamp  | In the IP compartment box  | ||
IP Fuse Block  | To the left of the IP, near the left front door jamb switch  | Power and Grounding Component Views in Wiring Systems  | Power and Grounding Connector End Views in Wiring Systems  | 
License Lamps, Left and Right Side  | At the rear of the vehicle  | ||
Liftgate Release Switch  | In the center of the IP, to the left of the radio  | Power Door Systems Component Views in Doors  | |
Marker Lamps, Roof  | Across the top front of the roof  | ||
Marker Lamp, LF  | Left front fender assembly  | ||
Marker Lamp, RF  | Right front fender assembly  | ||
Park/Turn Lamp, LF  | At the LF corner of the vehicle  | ||
Park /Turn Lamp, RF  | At the LF corner of the vehicle  | ||
Park Brake Warning Switch  | Mounted on Park Brake, under LH end of IP  | Park Brake System Component Views in Parking Brakes  | Park Brake System Connector End Views in Parking Brakes  | 
Power Outside Rearview Mirror Switch  | Drivers Door Panel, below the inside door handle  | Power Door Systems Component Views in Doors  | |
Power Window Switch, Left Front  | On the left front door trim panel, below the inside door handle  | Power Door Systems Component Views in Doors  | |
Power Window Switch, Left Rear  | On the left front door trim panel, below the inside door handle  | Power Door Systems Component Views in Doors  | |
Power Window Switch, Right Front  | On the right front door trim panel, below the inside door handle  | Power Door Systems Component Views in Doors  | |
Power Window Switch, Right Rear  | On the right rear door, below the inside door handle  | Power Door Systems Component Views in Doors  | |
Radio  | In the center of the IP  | Entertainment Component Views in Entertainment  | Entertainment Connector End Views in Entertainment  | 
Reading Lamps, Overhead Console  | Near the windshield centerline  | ||
Remote Control Door Lock Reciever  | Right side of the Steering Column support bracket underneath the IP  | Power Door Systems Component Views In Power Door Systems  | Power Door Systems Connector End Views In Power Door Systems  | 
Spotlamp, LH (Z56)  | Located on the outside of the left "A" Pillar  | ||
Spotlamp, RH (Z56)  | Located on the outside of the right "A" Pillar  | ||
Stoplamp Relay  | In the underhood fuse block, left rear side of the engine compartment, on the fender  | ||
Stoplamp Switch  | On the top of the brake pedal  | ||
Sunshade Mirror Lamp, Left Side  | Part of the left side sunvisor  | ||
Sunshade Mirror Lamp, Right Side  | Part of the right side sunvisor  | ||
Tail/Stop Turn Lamp (Cab Chassis), Left Rear  | On the left rear corner of the vehicle  | ||
Tail/Stop Turn Lamp (Pickup/Utility), Left Rear  | On the right rear corner of the vehicle  | ||
Tail/Stop Turn Lamp (Cab Chassis), Right Rear  | On the right rear corner of the vehicle  | ||
Tail/Stop Turn Lamp (Pickup/Utility), Right Rear  | On the left rear corner of the vehicle  | ||
Transfer Case Mode Selector Illumination Lamp  | In Transfer Case Select Switch  | Transfer Case Control Component Views in Transfer Case  | Transfer Case Control Connector End Views in Transfer Case  | 
Transfer Case Switch (M30)  | Top LH of Transfer Case  | Transfer Case Control Component Views in Transfer Case  | Transfer Case Control Connector End Views in Transfer Case  | 
Transfer Case Switch (MG5)  | Top LH of Transfer Case  | Transfer Case Control Component Views in Transfer Case  | Transfer Case Control Connector End Views in Transfer Case  | 
Transfer Case Switch (MT1)  | Top LH of Transfer Case  | Transfer Case Control Component Views in Transfer Case  | Transfer Case Control Connector End Views in Transfer Case  | 
Transfer Case Switch (MW3)  | Top LH of Transfer Case  | Transfer Case Control Component Views in Transfer Case  | Transfer Case Control Connector End Views in Transfer Case  | 
Transmission Range Switch  | On the left side of the Transmission  | Automatic Transmission Electronic Component Views (4L80E), Automatic Transmission Electronic Component Views (4L60E) in Transmission/Transaxle  | Automatic Transmission Inline Harness Connector End View (4L60E) in Transmission/Transaxle  | 
Turn/Hazard Flasher  | Mounted to the convenience center, under the left side of the IP, to the left side of the steering column, on the bulkhead  | ||
Turn/Hazard Switch  | Part of the multifunction switch, on the upper left side of the steering column  | ||
Underhood Fuse Block  | In the left rear side of the engine compartment, on the fender  | Power and Grounding Component Views in Wiring Systems  | Power and Grounding Connector End Views in Wiring Systems  | 
Underhood Lamp  | Under the right side of the hood  | Lighting Systems Connector End Views in Lighting Systems  | |
Window Lockout Switch, Rear  | On the left front door, below the inside door handle, part of the power window master switch  | Power Door Systems Component Views in Doors  | |
Window Wiper/Washer Switch, Rear  | Center of the IP, right of the radio  | Wiper/Washer Component Views in Wiper Washer Systems  | Wiper/Washer Connector End Views in Wiper Washer Systems  | 
C100  | Part of the engine harness to IP harness, in the left rear side of the engine compartment, at the bulkhead  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C102  | Part of the forward lamps harness to IP harness, in the left rear side of the engine compartment, near the underhood fuse-relay center, mounted on the fender  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C103  | Part of the engine harness to fuel pump motor, in the left rear side of the engine compartment, under the brake master cylinder  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C104  | Part of the IP harness to front to rear harness, in the left rear side of the engine compartment, under the brake master cylinder  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C200  | Behind the right side of the IP, near the heater motor, in foam wrap  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C206  | Inside the lower left side A pillar  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C207  | Inside the lower left side A pillar  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C209  | Inside the lower left side A pillar  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C210  | At the convenience center  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C215  | Inside the lower right side A pillar  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C227 (Stoplamp Switch)  | IP harness, Inline to the Stoplamp Switch  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C242 (Z56)  | Part of the IP Harness, at the left side of the steering column, near the bulkhead  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C266  | Part of the IP harness to steering column harness, to the left side of the steering column, near the bulkhead  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C271  | IP harness to Roof Lamp & Mirror harness  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C272 (Z56 Police Package)  | Inline to spotlamps  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C298  | Behind the left side of the IP, near the convenience center  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C299  | Behind RH of IP, above HVAC evaporator, housing  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C300  | In the overhead console  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C301  | At the left front kick panel  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C302  | At the LF kick panel  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C307  | Front to Rear Harness, Inline to the Overhead Console Harness  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C407 (Pickup)  | Below the left rear edge of the bed  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C407 (Suburban/Utility)  | Lower center outside of the endgate  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C408 (Pickup/Cab)  | Below the center rear edge of the bed  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C409  | Below the rear center of the bed, near the bumper  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C411 (Pickup)  | Crossbody harness, Inline to Rear Cargo Lamp harness  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C496  | In the right side B pillar  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
C498  | In the left side B pillar  | Harness Routing Views in Wiring Systems  | Inline Harness Connector End Views in Wiring Systems  | 
D203  | Part of the IP harness, at the right side of the steering column support  | Power and Grounding Component Views in Wiring Systems  | --  | 
G103 (Gas)  | On the right front side of the engine, near the thermostat housing  | Power and Grounding Component Views in Wiring Systems  | --  | 
G104 (5.0L/5.7L)  | Backside of the right cylinder head  | Power and Grounding Component Views in Wiring Systems  | --  | 
G104 (6.5L)  | Top rear of the right cylinder head  | Power and Grounding Component Views in Wiring Systems  | --  | 
G104 (7.4L)  | Backside of the engine block, below the right cylinder head  | Power and Grounding Component Views in Wiring Systems  | --  | 
G105 (Gas)  | On the right front side of the engine block  | Power and Grounding Component Views in Wiring Systems  | --  | 
G105 (Diesel)  | Right Rear of the cylinder head, cylinder #7 intake bolt  | Power and Grounding Component Views in Wiring Systems  | --  | 
G108  | Located in the Engine Compartment on the top side of the Bulkhead  | Power and Grounding Component Views in Wiring Systems  | --  | 
G112  | Engine Compartment, Behind the right side battery  | Power and Grounding Component Views in Wiring Systems  | --  | 
G113  | On the radiator support, near the left side headlamp  | Power and Grounding Component Views in Wiring Systems  | --  | 
G200  | Behind the left side of the IP, below the fuse block, on the tie bar  | Power and Grounding Component Views in Wiring Systems  | --  | 
G202  | On the right side of the instrument panel, mounted to the HVAC plenum bracket  | Power and Grounding Component Views in Wiring Systems  | --  | 
G400 (Utility/Suburban)  | On the right side B pillar, near the door striker  | Power and Grounding Component Views in Wiring Systems  | --  | 
G401  | Left side rear frame rail behind the bumper  | Power and Grounding Component Views in Wiring Systems  | --  | 
G403  | Left side rear frame rail behind the bumper  | Power and Grounding Component Views in Wiring Systems  | --  | 
P100  | In the left rear side of the engine compartment, at the bulkhead, above C100  | Harness Routing Views in Wiring Systems  | --  | 
P101  | In the right side of the engine compartment, at the bulkhead  | Harness Routing Views in Wiring Systems  | --  | 
P500  | Passthrough between the left "A" Pillar and the left front door  | Harness Routing Views in Wiring Systems  | --  | 
P600  | Passthrough between the right "A" Pillar and the right front door  | Harness Routing Views in Wiring Systems  | --  | 
P700  | Passthrough between the left "B" Pillar and the left rear door  | Harness Routing Views in Wiring Systems  | --  | 
S102 (6.5L)  | Engine harness approx. 6.5 cm (2.5 in) from trans connector breakout, towards the Starter Solenoid harness breakout  | --  | --  | 
S103 (5.0L, 5.7L)  | Engine harness, approx. 8 cm (3 in) from EGR valve breakout, toward taillamp harness breakout  | --  | --  | 
S103 (6.5L)  | Engine harness, approx. 12 cm (4.7 in) from starter solenoid breakout, towards the Underhood Lamp harness breakout  | --  | --  | 
S103 (7.4L - A/T)  | Engine harness, approx. 8 cm (3 in) from the EGR Valve harness breakout, towards the Ignition Coil harness breakout  | --  | --  | 
S103 (7.4L - M/T)  | Engine Harness, approx. 4 cm (1.5 in) from the Fuel Injector harness breakout, towards the Taillamp harness breakout  | --  | --  | 
S107 (5.0L, 5.7L)  | Engine harness, approx. 20 cm (8 in) from EGR valve breakout, toward taillamp harness breakout  | --  | --  | 
S107 (6.5L, HD  | Engine harness, approx. 40 cm (15 in) from EBCM breakout, toward Transmission harness breakout  | --  | --  | 
S107 (7.4L)  | Engine harness, approx. 18 cm (7 in) from EBCM breakout, toward tthe EGR harness breakout  | --  | --  | 
S113  | Engine harness, approx. 19 cm (7.5 in) from EBCM breakout, into the Underhood Fuse Relay Center harness  | --  | --  | 
S119  | Forward lamps harness, approx. 16 cm (6 in) from Windshield Wiper harness breakout, towards the left fog lamp  | --  | --  | 
S120  | Forward lamps harness, approx. 22 cm (8.5 in) from windshield washer pump breakout, toward LH headlamp  | --  | --  | 
S121  | Forward lamps harness, approx. 12 cm (4.5 in) from LH headlamp breakout, toward windshield washer pump  | --  | --  | 
S122  | Forward lamps harness, approx. 35.5 cm (14 in) from Windshield Wiper harness breakout, towards the left fog lamp  | --  | --  | 
S123  | Forward lamps harness, approx. 23 cm (9 in) from LH park lamp breakout, toward windshield washer pump  | --  | --  | 
S127  | Forward lamps harness, approx. 5 cm (2 right side lights harness breakout, towards the SIR Front Sensor harness breakout  | --  | --  | 
S128  | Forward lamps harness, approx. 5 cm (2 in) from RH headlamp breakout, toward G112  | --  | --  | 
S147 (Gas)  | engine harness, approx. 5 cm (2 in) from EGR valve breakout, toward taillamp harness breakout  | --  | --  | 
S147 (Diesel)  | Engine harness, approx. 4 cm (1.5 in) from starter motor solenoid breakout  | --  | --  | 
S160 (5.0L, 5.7L  | Engine harness, approx. 23 cm (9 in) from EBCM breakout, toward taillamp harness  | --  | --  | 
S160 (6.5L)  | Engine harness, approx. 17 cm (6.5 in) from EBCM breakout, toward EGR valve breakout  | --  | --  | 
S160 (7.4L)  | Engine harness, approx. 28 cm (11 in) from fuel injector breakout, toward taillamp harness breakout  | --  | --  | 
S165  | Engine compartment, IP harness, approx. 9 cm (3.5 in) from P100, toward forward lamps harness connector  | --  | --  | 
S167 (All Except Z56, Police Package)  | Engine harness, approx. 18 cm (7 in) from G115  | --  | --  | 
S167 (Z56 Police Package)  | Battery harness, approx. 35 cm (13.5 in) from C121  | --  | --  | 
S202  | IP harness approx. 6.5 cm (2.5 in) from Convenience Center breakout toward DRL module  | --  | --  | 
S204  | IP harness, approx. 10 cm (4 in) from C100, towards Data Link Connector (DLC)  | --  | --  | 
S205  | IP harness, approx. 12 cm (4.5 in) from steering column harness breakout  | --  | --  | 
S208  | IP harness, approx. 6 cm (2.5 in) from IP compartment box lamp breakout  | --  | --  | 
S209  | IP harness, approx. 13 cm (5 in) from IP compartment box lamp breakout  | --  | --  | 
S210 (Diesel)  | IP harness, approx. 14 cm (5.5 in) from steering column harness breakout  | --  | --  | 
S210 (Gas)  | IP harness, approx. 4 cm (1.5 in) from auxiliary power outlet breakout  | --  | --  | 
S213  | IP harness, approx. 4 cm (1.5 in) from steering column harness breakout, towards the DLC  | --  | --  | 
S214  | IP harness, approx. 8 cm (3 in) from the Instrument Cluster connector harness breakout, towards the Instrument Cluster  | --  | --  | 
S215  | IP harness, approx. 8 cm (3 in) from instrument cluster breakout, toward radio connectors breakout  | --  | --  | 
S216 (Diesel and Uplevel)  | IP harness, approx, 12 cm (4.5 in) from instrument cluster breakout, toward radio connectors breakout  | --  | --  | 
S216 (Gas, all except uplevel  | IP harness, approx. 16 cm (6 in) from instrument cluster breakout, toward radio connectors breakout  | --  | --  | 
S217  | IP harness, approx. 16 cm (6 in) from instrument cluster harness breakout, toward radio connectors breakout  | --  | --  | 
S218  | IP harness, approx. 16 cm (6 in) from inflatable restraint switch breakout  | --  | --  | 
S220  | IP harness, approx. 6 cm (2.5 in) from steering column harness breakout, toward C100  | --  | --  | 
S225  | IP harness, approx. 12 cm (4.5 in) from radio harness breakout  | --  | --  | 
S239  | In fuel select switch jumper harness  | --  | --  | 
S240  | In fuel select switch jumper harness  | --  | --  | 
S242  | IP harness, approx. 12 cm (4.5 in) from inflatable restraint switch breakout, towards the Auxiliary Power Connectors  | --  | --  | 
S246  | Crossbody harness, approx. 22 cm (8.5 in) from LF door harness breakout  | --  | --  | 
S247  | Crossbody harness, approx. 6 cm (2.5 in) into LH door harness breakout  | --  | --  | 
S248  | Crossbody harness, approx. 35 cm (13 in) before the LF door harness breakout, from C301  | --  | --  | 
S251  | Crossbody harness, approx. 13 cm (5 in) from LF Door harness breakout, toward IP harness breakout  | --  | --  | 
S253  | Crossbody harness, approx. 4 cm (1.5 in) from C210 and C298 harness breakout, toward IP harness right door harness'  | --  | --  | 
S259  | Crossbody harness, approx. 7 cm (2.5 in) into seat belt switch harness, toward C212  | --  | --  | 
S262 (Crew Cab)  | Crossbody harness, approx. 19 cm (7.5 in) from seat belt switch breakout, toward IP harness breakout  | --  | --  | 
S262 (Suburban/Utility)  | Crossbody harness, approx. 25 cm (10 in) from seat belt switch breakout, toward IP harness breakout  | --  | --  | 
S267  | IP harness, approx. 4 cm (1.5 in) from Instrument Cluster harness breakout, toward Instrument Cluster connector  | --  | --  | 
S283 (Z56)  | Spotlamp Extension harness, approx. 35 cm (13.5 in) from C272 harness breakout, towards the RH Spotlight  | --  | --  | 
S298  | IP harness, approx. 24 cm (9.5 in) from instrument cluster breakout, toward radio breakout  | --  | --  | 
S299  | IP harness, approx. 4 cm (1.5 in) into the steering column harness breakout, toward C266  | --  | --  | 
S304 (4-Door Utility/Suburban)  | Rear HVAC control harness, approx. 31 cm (12 in) from auxiliary HVAC control logic module breakout, toward front auxiliary HVAC control module  | --  | --  | 
S307 (4-Door Utility/Suburban)  | Rear HVAC control harness, approx. 10 cm (4 in) from auxiliary HVAC control logic module breakout, toward front auxiliary HVAC control module  | --  | --  | 
S310 (4-Door Utility)  | Front-to-rear body harness approx. 5 cm (2 in) from auxiliary HVAC fan switch breakout  | --  | --  | 
S312  | Illuminated Vanity mirror jumper harness, approx. 4 cm (1.5 in) from inside rearview mirror breakout, toward LH Illuminated vanity mirror  | --  | --  | 
S316  | Illuminated vanity mirror jumper harness, approx. 8 cm (3 in) toward LH illuminated vanity mirror  | --  | --  | 
S322  | Dome/Reading CHMSL harness, approx. 15 cm (5.5 in) from connector C411 towards front dome lamp  | --  | --  | 
S323  | Dome/Reading CHMSL harness, approx. 6.5 cm (2.5 in) from CHMSL harness breakout towards front dome lamp  | --  | --  | 
S410 (2-door Utility)  | Front-to-rear body harness, approx. 37 cm (14.5 in) from RR door jamb switch breakout, toward RH door speaker breakout  | --  | --  | 
S410 (4-Door Utility/Suburban)  | Front-to-rear body harness, approx. 12 cm (4.5 in) from RR door speaker breakout, toward RR door jamb breakout  | --  | --  | 
S411 (Chassis Cab)  | Taillamp harness, approx. 33 cm (13 in) from taillamp extension harness breakout, towards the RH Tail & Stoplamp Connector  | --  | --  | 
S411 (Fleetside)  | Taillamp harness, approx. 7 cm (2.5 in) from taillamp extension harness breakout, toward LH taillamp  | --  | --  | 
S411 (Suburban/Utility/Stepside)  | Taillamp harness, approx. 7 cm (2.5 in) from tailamp trailer tow harness breakout, toward RH taillamp  | --  | --  | 
S412 (Chassis Cab)  | Taillamp harness, approx. 23 cm (9 in) from taillamp extension harness breakout, toward RH taillamp  | --  | --  | 
S412 (Fleetside/Stepside)  | Taillamp harness, approx. 16 cm (6 in) from taillamp extension harness breakout, toward RH taillamp  | --  | --  | 
S412 (Fleetside/Stepside w/Dual Rear Wheels)  | Taillamp harness, approx. 23 cm (9 in) from taillamp extension harness breakout, toward RH taillamp  | --  | --  | 
S413 (Fleetside/Stepside)  | Taillamp harness, approx. 27 cm (10.5 in) from trailer harness breakout, toward RH taillamp  | --  | --  | 
S414 (Chassis Cab)  | Tailamp harness, approx. 5 cm (2 in) from taillamp extension harness breakout, toward RH taillamp  | --  | --  | 
S414 (Chassis Cab, HD)  | Taillamp harness, approx. 15 cm (6 in) from taillamp extension harness breakout, toward RH taillamp  | --  | --  | 
S414 (Fleetside/Stepside)  | Taillamp harness, approx. 10 cm (4 in) from taillamp extension harness breakout, toward LH taillamp  | --  | --  | 
S415  | License Plate Lamp harness, approx. 8 cm (3 in) from connector C407 harness breakout, toward LH license plate lamp  | --  | --  | 
S416  | License Plate Lamp harness, approx. 8 cm (3 in) from connector C407 harness breakout, toward RH license plate lamp  | --  | --  | 
S417 (2-Door Utility  | Front-to-rear body harness, approx. 34 cm (13.5 in) from front dome lamp breakout, toward C301 breakout  | --  | --  | 
S417 (4-Door Utility/ Suburban)  | Front-to-rear body harness, approx. 23 cm (9 in) into convenience center  | --  | --  | 
S419  | Front to Rear harness, located at the CHMSL inline resistor  | --  | --  | 
S421  | Tail/Stop Lamp harness, approx. 6.5 cm (2.5 in) from ground G401 harness breakout, towards RH taillamp  | --  | --  | 
S422  | Tail/Stop Lamp harness, approx. 6.5 cm (2.5 in) from trailer harness breakout, towards RH taillamp  | --  | --  | 
S424  | Front to Rear harness, located at the CHMSL inline resistor  | --  | --  | 
S426  | Front to Rear harness, approx. 12 cm (4.5 in) from C302 and C302 harness breakout, towards Auxiliary HVAC Module Switches  | --  | --  | 
S500  | Left Front Door harness, after the Power Window Master Switch  | --  | --  | 
S502  | Left Front Door harness, before the Power Window Master Switch  | --  | --  |