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

Stop Lamps and Rear Turn Lamps


Object Number: 1218994  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Front Turn Lamps, Cornering Lamps, DRL
Fuse Block - I/P TRN/SIG, AIR BAG, CLSTR, and PCM, BCM U/H Fuses, Fuse Block - Underhood CRANK and IGN MAIN Relays
Fuse Block - Underhood BAT 2 Fuse, Fuse Block - I/P HI/BLWR, HAZRD, STOP LAMPS, DR/LCK, and PWR/MIR Fuses
Cruise Control Schematics
Stop Lamp and Torque Signals
Front Turn Lamps, Cornering Lamps, DRL
Front Turn Lamps, Cornering Lamps, DRL
Front Turn Lamps, Cornering Lamps, DRL
Front Turn Lamps, Cornering Lamps, DRL
G201
G401
G402, Page 2 of 2
Figure 2:

Front Turn Lamps, Cornering Lamps, and DRL


Object Number: 1218995  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Front Park Lamps
Stop Lamps and Rear Turn Lamps
Stop Lamps and Rear Turn Lamps
Stop Lamps and Rear Turn Lamps
Stop Lamps and Rear Turn Lamps
Stop Lamps and Rear Turn Lamps
G101 and G111
Figure 3:

Front Park Lamps


Object Number: 1218998  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Rear Park and License Lamps
Front Turn Lamps, Cornering Lamps, DRL
Fuse Block - Underhood B+ Bus
Fuse Block - Underhood LP PARK Fuse, Fuse Block - I/P PRK/LGHT Fuse, PWR WNDOW PWR S/ROOF Circuit Breaker
Rear Park and License Lamps
G101 and G111
Figure 4:

Rear Park Lamps and License Lamps


Object Number: 1276465  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Back Up Lights
Front Park Lamps
Fuse Block - I/P R/LAMPS and INT/ILLUM Fuses
Front Park Lamps
G402, Page 2 of 2
G401
G402, Page 1 of 2
Figure 5:

Back Up Lamps


Object Number: 847688  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Rear Park and License Lamps
Fuse Block - Underhood B+ Bus
Fuse Block - Underhood HDLP, GEN, ABS, R/CMPT REL, and ECM Fuses
Inside Rearview Mirror Schematics
G402, Page 2 of 2