GM Service Manual Online
For 1990-2009 cars only

Headlamp Switch and Ambient Light Sensor

Headlamp Switch and Ambient Light Sensor


Object Number: 661617  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Headlamp Dimmer, Park Signal, and High Beam Indicator
Battery Voltage Supply to Underhood Fuse Blocks
Battery Voltage Supply to Underhood Fuse Blocks
Left Underhood Fuse Block- ABS, PCM, HZDT/SG, F/PMP and LP PK Fuses
Battery Voltage Supply to Underhood Fuse Blocks
Left Underhood Fuse Block- OXY SEN and SBM LCM Fuses
G202 (1 of 4)
G202 (4 of 4)
G202 (1 of 4)
G202 (2 of 4)