GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E/4L65-E/4L70-E 🢒 SIR Component Views
Figure 1:

Front Sensors +10 Series
Object Number: 1860643 Size: LF
(1)Hood
(2)Inflatable Restraint Front Sensor - Left
(3)Inflatable Restraint Front Sensor - Right
Figure 2:

Left Front of the Engine Compartment (-10 Series)
Object Number: 1922981 Size: LF
(1)Lower Radiator Support
(2)Inflatable Restraint Front Sensor
Figure 3:

Overhead Console Harness
Object Number: 1890108 Size: LF
(1)X304
(2)Inflatable Restraint Passenger Air Bag ON/OFF Indicator (AL0/C99)
(3)Cellular Microphone (UE1/U3U/UVB)
(4)Roof Beacon Switch (TRW)
(5)Sliding Rear Window Switch (A48)
(6)Courtesy/Reading Lamps-Front
(7)J322
(8)J323
(9)X313 (CF5/TRW/5X7/5Y0)
(10)Roof Mounted Beacon Blunt Cuts (TRW)
(11)Roof Beacon Relay (TRW)
Figure 4:

Steering Column Components
Object Number: 1739403 Size: LF
(1)Turn Signal Multifunction Switch
(2)Ignition Lock Cylinder
(3)Tow/Haul Switch
(4)Steering Angle Sensor
(5)A/T Shift Lock Control Solenoid
(6)Theft Deterrent Control Module
(7)Ignition Switch
(8)Inflatable Restraint Steering Wheel Module Coil
Figure 5:

Front Air Bags
Object Number: 1855929 Size: LF
(1)Inflatable Restraint Steering Wheel Module
(2)Inflatable Restraint I/P Module
Figure 6:

Front of the I/P -YE9
Object Number: 1855926 Size: LF
(1)Driver Information Center (DIC) Switch (UK3)
(2)Instrument Panel Cluster (IPC)
(3)Radio
(4)Ambient Light/Sunload Sensor Assembly (CJ2)/Ambient Light Sensor (C67/C42)
(5)HVAC Control Module
(6)Inflatable Restraint I/P Module Disable Switch (C99)
(7)Power Take-Off (PTO) Switch
(8)Auxiliary Power Outlet - Front 2
(9)I/P Multifunction Switch Assembly (JL4/JF4/UD7/XA7)
(10)Auxiliary Power Outlet - Front 1
(11)Transfer Case Shift Control Switch (NQF/NQH)
(12)Trailer Brake Control Panel Switch (JL1)
(13)Headlamp and Panel Dimmer Switch
Figure 7:

Front of the I/P +YE9
Object Number: 1909163 Size: LF
(1)Instrument Panel Cluster (IPC)
(2)Inflatable Restraint Steering Wheel Module
(3)Shift Control Lever
(4)Ambient Light/Sunload Sensor Assembly (CJ2)/Ambient Light Sensor (C67/C42)
(5)Speaker - Center (UQA +Y91)
(6)Radio
(7)Inflatable Restraint I/P Module
(8)I/P Compartment Lamp
(9)HVAC Control Module
(10)Auxiliary Power Outlet - Front 2
(11)I/P Multifunction Switch Assembly (JL4/JF4/UD7/XA7)
(12)Auxiliary Power Outlet - Front 1
(13)Driver Information Center (DIC) Switch (UK3)
(14)Steering Wheel Control Switch Assembly - Right (UK3)
(15)Steering Wheel Control Switch Assembly - Left (K34/KA9)
(16)Trailer Brake Control Panel Switch (JL1)
(17)Headlamp and Panel Dimmer Switch
(18)Dimmer Control
(19)Transfer Case Shift Control Switch (NQF/NQH)
(20)Turn Signal Multifunction Switch
Figure 8:

Under the Front Seats
Object Number: 1860645 Size: LF
(1)Yaw Rate and Lateral Acceleration Sensor (JL4)
(2)Inflatable Restraint Sensing and Diagnostic Module (SDM)
(3)Inflatable Restraint Vehicle Rollover Sensor (ASF)
(4)Shifter Housing
(5)Rear HVAC Outlet Duct
(6)Rear Object Sensor Control Module (UD7)
Figure 9:

Driver Seat
Object Number: 1913810 Size: LF
(1)Seat Recline Motor - Driver (AN3)
(2)Seat Lumbar Vertical Motor Position Sensor - Driver (AN3)
(3)Seat Lumbar Vertical Motor - Driver (AN3)
(4)X324 (AN3)
(5)Seat Lumbar Horizontal Motor - Driver (AN3)
(6)Seat Lumbar Horizontal Motor Position Sensor - Driver (AN3)
(7)Seat Recline Position Sensor - Driver (AN3)
(8)Seat Lumbar Switch - Driver (AN3)
(9)Seat Adjuster Switch - Driver (AG1)
(10)Memory Seat Module (AN3)
(11)Inflatable Restraint Seat Position Sensor (SPS) - Left (10 Series)
(12)Seat Adjuster Assembly - Driver (AG1)
(13)Seat Belt Buckle - Driver
Figure 10:

Passenger Seat
Object Number: 1913813 Size: LF
(1)Seat Frame
(2)X325 (AN3)
(3)Seat Lumbar Vertical Motor - Passenger (AN3)
(4)Seat Adjuster Switch - Passenger (AG2)
(5)Seat Lumbar Switch - Passenger (AN3)
(6)Seat Belt Buckle - Passenger
(7)Inflatable Restraint Passenger Presence System (PPS) Module (AL0)
(8)Seat Adjuster Assembly - Passenger (AG2)
(9)Inflatable Restraint Passenger Presence System (PPS) Sensor (AL0)
(10)Seat Recline Motor - Passenger (AN3)
(11)Seat Lumbar Horizontal Motor - Passenger (AN3)
Figure 11:

Driver Door
Object Number: 1998386 Size: LF
(1)Door Frame
(2)Window Switch - Driver (A31 -AN3/DL3)
(3)Outside Rearview Mirror - Driver
(4)Memory/Heated Seat Switch (AN3)
(5)Outside Rearview Mirror Switch (DL8/DPN)
(6)Driver Door Switch (DDS) (AN3/DL3)
(7)Speaker - Left Front
(8)Window Motor - Driver (A31)
(9)Door Lock Switch - Driver (AU3 -AN3/DL3)
(10)Inflatable Restraint Side Impact Sensor (SIS) - Left Front (ASF)
(11)Door Latch Assembly - Driver
Figure 12:

Passenger Door
Object Number: 1998400 Size: LF
(1)Outside Rearview Mirror - Passenger
(2)Door Lock Switch - Passenger (AU3 -AN3/DL3)
(3)Passenger Door Switch (PDS) (AN3/DL3)
(4)Door Latch Assembly - Passenger
(5)Inflatable Restraint Side Impact Sensor (SIS) - Right Front (ASF)
(6)Speaker - Right Front
(7)Window Motor - Passenger (A31)
(8)Window Switch - Passenger (A31 -AN3/DL3)
(9)Heated Seat Switch - Passenger (AN3)
Figure 13:

Left Rear Door (Extended Cab)
Object Number: 1854060 Size: LF
(1)Door Frame
(2)Window Switch - Left Rear (ABV)
(3)Speaker - Left Rear Door
(4)Inflatable Restraint Side Impact Sensor (SIS) - Left Rear (ASF)
(5)Window Motor - Left Rear (ABV)
Figure 14:

Right Rear Door (Extended Cab)
Object Number: 1854062 Size: LF
(1)Window Switch - Right Rear (ABV)
(2)Window Motor - Right Rear (ABV)
(3)Inflatable Restraint Side Impact Sensor (SIS) - Right Rear (ASF)
(4)Speaker - Right Rear Door
Figure 15:

Left Rear Door (Crew Cab)
Object Number: 1854068 Size: LF
(1)Door Frame
(2)Window Switch - Left Rear (A31)
(3)Window Motor - Left Rear (A31)
(4)Speaker - Left Rear Door
(5)Inflatable Restraint Side Impact Sensor (SIS) - Left Rear (ASF)
(6)Door Latch Assembly - Left Rear
Figure 16:

Right Rear Door (Crew Cab)
Object Number: 1854069 Size: LF
(1)Window Switch - Right Rear (A31)
(2)Inflatable Restraint Side Impact Sensor (SIS) - Right Rear (ASF)
(3)Door Latch Assembly - Right Rear
(4)Speaker - Right Rear Door
(5)Window Motor - Right Rear (A31)
Figure 17:

Roof Rail Air Bags (Regular Cab)
Object Number: 1855932 Size: LF
(1)Inflatable Restraint Roof Rail Module - Right (ASF)
(2)Inflatable Restraint Roof Rail Module - Left (ASF)
(3)Floor Panel
Figure 18:

Roof Rail Air Bags (Extended Cab and Crew Cab)
Object Number: 1855933 Size: LF
(1)Defogger Grid
(2)Inflatable Restraint Roof Rail Module - Left (ASF)
(3)Floor Panel
(4)Inflatable Restraint Roof Rail Module - Right (ASF)
Figure 19:

Seat Belt Pretensioners Driver/Passenger
Object Number: 1934342 Size: LF
(1)Seat Belt Pretensioner - Driver
(2)Seat Belt Pretensioner - Passenger