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 🢒 Lighting Systems Component Views
Figure 1:

Front Lights (Z88)
Object Number: 1854076 Size: LF
(1)Headlmap - Low Beam - Right
(2)Park/Turn Signal Lamp - Right Front Upper
(3)Park/Turn Signal Lamp - Left Front Upper
(4)Headlmap - Low Beam - Left
(5)Marker Lamp - Left Front
(6)Headlamp - High Beam - Left
(7)Park/Turn Signal Lamp - Left Front Lower
(8)Fog Lamp - Left Front (T96)
(9)Fog Lamp - Right Front (T96)
(10)Park/Turn Signal Lamp - Right Front Lower
(11)Headlamp - High Beam - Right
(12)Marker Lamp - Right Front
Figure 2:

Front Lights (X88)
Object Number: 1854075 Size: LF
(1)Park/Turn Signal Lamp - Right Front Upper
(2)Headlmap - Low Beam - Right
(3)Headlmap - Low Beam - Left
(4)Park/Turn Signal Lamp - Left Front Upper
(5)Park/Turn Signal Lamp - Left Front Lower
(6)Headlamp - High Beam - Left
(7)Fog Lamp - Left Front (T96)
(8)Fog Lamp - Right Front (T96)
(9)Headlamp - High Beam - Right
(10)Park/Turn Signal Lamp - Right Front Lower
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:

Door Mirrors
Object Number: 1860640 Size: LF
(1)Exterior Illumination Lamp - Left (DL3/DR4)
(2)Exterior Illumination Lamp - Right (DL3/DR4)
(3)Outside Rear View Mirror (OSRVM) - Driver
(4)Outside Rear View Mirror (OSRVM) - Passenger
Figure 5:

Roof Marker Lamps (U01)
Object Number: 1858049 Size: LF
(1)Roof Marker Lamp - Right
(2)Clearance Lamps
(3)Roof Marker Lamp - Left
(4)Windshield
Figure 6:

Pedal Assemblies (JF4)
Object Number: 1739407 Size: LF
(1)Electronic Adjustable Pedal Assembly (JF4)
(2)Stop Lamp Switch
(3)Accelerator Pedal Position (APP) Sensor
Figure 7:

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 8:

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 9:

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 10:

Front Headliner Components
Object Number: 1855919 Size: LF
(1)Inside Air Temperature Sensor - Front (CJ2)
(2)Cellular Microphone (UE1/U3U/UVB)
(3)Courtesy/Reading Lamps - Rear (Extended Cab/Crew Cab)
(4)Sunroof Switch (CF5)
(5)Sunshade - Right (DH6)
(6)Garage Door Opener (UG1)
(7)Onstar Button Assembly
(8)Inside Rearview Mirror (ISRVM)
(9)Courtesy/Reading Lamps - Front
(10)Windshield
(11)Sunshade - Left (DH6)
Figure 11:

Above the Rear Window
Object Number: 1855920 Size: LF
(1)Rear Window
(2)Cargo Lamp/Center High Mounted Stop Lamp (CHMSL)
Figure 12:

Left Rear of the Vehicle (R05)
Object Number: 1966817 Size: LF
(1)Clearance Lamp - Left Front
(2)Clearance Lamp - Left Rear
Figure 13:

Right Rear of the Vehicle (R05)
Object Number: 1966813 Size: LF
(1)Clearance Lamp - Right Front
(2)Clearance Lamp - Right Rear
Figure 14:

Rear of the Vehicle (X88)
Object Number: 1854077 Size: LF
(1)Tail/Stop and Turn Signal Lamp - Upper Left
(2)Tail/Stop and Turn Signal Lamp - Upper Right
(3)Backup Lamp - Right Rear
(4)Tail/Stop and Turn Signal Lamp - Lower Right
(5)Object Sensor - Right Rear Corner (UD7)
(6)License Lamp - Right
(7)Object Sensor - Right Rear Middle (UD7)
(8)Marker Lamp - Tailgate (R05)
(9)Object Sensor - Left Rear Middle (UD7)
(10)License Lamp - Left
(11)Object Sensor - Left Rear Corner (UD7)
(12)Tail/Stop and Turn Signal Lamp - Lower Left
(13)Backup Lamp - Left Rear
Figure 15:

Rear of the Vehicle (Z88)
Object Number: 1854072 Size: LF
(1)Tail/Stop and Turn Signal Lamp - Upper Left
(2)Tail/Stop and Turn Signal Lamp - Upper Right
(3)Tail/Stop and Turn Signal Lamp - Lower Right
(4)Marker Lamp - Right Rear
(5)Backup Lamp - Right Rear
(6)Object Sensor - Right Rear Corner (UD7)
(7)License Lamp - Right
(8)Object Sensor - Right Rear Middle (UD7)
(9)Marker Lamp - Tailgate (R05)
(10)Object Sensor - Left Rear Middle (UD7)
(11)License Lamp - Left
(12)Object Sensor - Left Rear Corner (UD7)
(13)Backup Lamp - Left Rear
(14)Marker Lamp - Left Rear
(15)Tail/Stop and Turn Signal Lamp - Lower Left