GM Service Manual Online
For 1990-2009 cars only

Headlights/Daytime Running Lights (DRL) Schematics


Object Number: 1638070  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Underhood Fuse Block, DRL Relay, LO/BEAM Relay, HI/BEAM Relay, ABS, DRL, EPS, IBCM1, IBCM2, LT HI BEAM, LT LOW BEAM, PCM, RT HI BEAM, RT LOW BEAM, TCM Fuses
Mode and Air Temperature Controls
Low Speed Serial Data
G101 and G102
G101 and G102
Ambient Light Sensor, Brake Pedal Position Sensor, Hazard Switch and Turn Signal/Multifunction Switch
G201