GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Front Body Exterior Lights


Object Number: 1239559  Size: MF
(1)Roof Lamps - Center Front
(2)Clearance Lamp - LF
(3)Marker Lamp - LF
(4)Park/Turn Signal Lamp - Left
(5)Headlamp - High Beam/Low Beam - Left
(6)Daytime Running Lamp (DRL) - Left
(7)G100
(8)Forward Lamp Harness
(9)Daytime Running Lamp (DRL) - Right
(10)Headlamp - High Beam/Low Beam - Right
(11)Park/Turn Signal Lamp - Right
(12)Marker Lamp - RF
(13)Clearance Lamp - RF
Figure 2:

Rear Body Exterior Lights


Object Number: 1209115  Size: MF
(1)Center High Mounted Stop Lamp (CHMSL)
(2)Roof Lamps - Center Rear
(3)Clearance Lamp - RR
(4)Backup Lamp - RH
(5)Turn Signal Lamp - RR
(6)Tail/Stop Lamp - Right
(7)License Lamps
(8)Trailer Connector
(9)Tail/Stop Lamp - Left
(10)Turn Signal Lamp - LR
(11)Backup Lamp - LH
(12)Marker Lamp - LR
(13)Clearance Lamp - LR
Figure 3:

Lighting System Components (1 of 2)


Object Number: 1240253  Size: LF
(1)I/P Compartment Lamp Connector
(2)I/P Compartment Lamp
(3)Courtesy Lamp - Right B Pillar (Right Side Similar)
(4)B Pillar Trim Panel
(5)Body Harness
(6)Left Front Door
(7)Courtesy Lamp - Left Front Door Connector
(8)Courtesy Lamp - Left Front Door (Right Side Similar)
(9)Brake Pedal Assembly
(10)Stop Lamp Switch
(11)Footwell Courtesy Lamp - Left (Right Side Similar)
(12)Data Link Connector (DLC)
(13)Fuse Block - I/P C1
Figure 4:

Lighting System Components (2 of 2)


Object Number: 1240701  Size: LF
(1)Courtesy/Reading Lamp - Center
(2)Courtesy/Reading Lamp - Front
(3)Courtesy/Reading Lamp - Front
(4)Overhead Console (w/o Sunroof)
(5)Courtesy/Reading Lamp - Rear
(6)Liftgate Ajar Switch - Left
(7)Liftgate Ajar Switch - Right
(8)Liftgate Harness
(9)Junction Block - Rear
(10)Chassis Harness
(11)Turn Signal Multifunction Switch
(12)Headlamp and Panel Dimmer Switch
(13)Vanity Mirror Lamp Connector - Left
(14)Vanity Mirror Lamp Connector - Right
Figure 5:

Off Road Lamps - Roof


Object Number: 1201199  Size: LF
(1)Off Road Lamps - Switch
(2)Overhead Console w/Front Courtesy/Reading Lamps (CF5)
(3)Off Road Lamps - Roof
(4)Relay Block - I/P
(5)Relay Block - I/P C7 (Off Road Lamp Harness)
(6)Off Road Lamps Relays
(7)Instrument Panel Rail