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

Lamp Controls, Rear Turn Lamps and Indicators


Object Number: 825170  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Park Lamps and Marker Lamps Controls- Front (Pontiac)
Fuse Block-I/P TURN-B/U, IGN MDL, PCM, and BCM/CLU Fuses
Fuse Block-Underhood BATT2 Fuse and Fuse Block-I/P RR DEFOG, PWR ACC, APO, and STOP/HZD Fuses
Fuse Block-I/P TURN-B/U, IGN MDL, PCM, and BCM/CLU Fuses
Center High Mounted Stop Lamps
Indicators and Switches
Release Signals
G204 2 of 2
G304 1 of 2
Park Lamps and Marker Lamps Controls- Front (Pontiac)
Pk Lp Controls and Repeater Lamps - Chevrolet
Park Lamps and Marker Lamps Controls- Front (Pontiac)
Pk Lp Controls and Repeater Lamps - Chevrolet
G204 2 of 2
G302
Figure 2:

Park Lamps and Marker Lamps Controls - Front (Pontiac)


Object Number: 893390  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Pk Lp Controls and Repeater Lamps - Chevrolet
Lamp Controls, Rear Turn Lamps, and Indicators
Fuse Block-I/P CIG, HORN, LT HDLP, CLSTR, EXT LP, FOG Fuses, and HDLP Circuit Breaker
Lamp Controls, Rear Turn Lamps, and Indicators
Lamp Controls, Rear Turn Lamps, and Indicators
Rear Lamps
G102
Figure 3:

Park Lamps Controls and Repeater Lamps - Chevrolet


Object Number: 893391  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Rear Lamps
Park Lamps and Marker Lamps Controls- Front (Pontiac)
Fuse Block-I/P CIG, HORN, LT HDLP, CLSTR, EXT LP, FOG Fuses, and HDLP Circuit Breaker
Lamp Controls, Rear Turn Lamps, and Indicators
Rear Lamps
Lamp Controls, Rear Turn Lamps, and Indicators
Front Fog Lamps (Chevrolet)
G102
Figure 4:

Rear Lamps


Object Number: 680180  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Backup Lamps
Pk Lp Controls and Repeater Lamps - Chevrolet
Pk Lp Controls and Repeater Lamps - Chevrolet
Park Lamps and Marker Lamps Controls- Front (Pontiac)
Fuse Block-I/P BCM, WIPER, HVAC, 02 HTR, and PWR WDO Fuses
Fuse Block-I/P BCM, WIPER, HVAC, 02 HTR, and PWR WDO Fuses
G304 1 of 2
G302
Figure 5:

Backup Lamps


Object Number: 825187  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Center High Mounted Stop Lamps
Rear Lamps
Fuse Block-I/P TURN-B/U, IGN MDL, PCM, and BCM/CLU Fuses
Fuse Block-I/P TURN-B/U, IGN MDL, PCM, and BCM/CLU Fuses
G304 1 of 2
Figure 6:

Center High Mounted Stop Lamps


Object Number: 680189  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Backup Lamps
Lamp Controls, Rear Turn Lamps, and Indicators
G304 1 of 2