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

Headlamp Left, Headlamp Right, Multifunction Turn Signal Level, and High Beam Indicator


Object Number: 675636  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Headlamp Relay, and Ambient Light Sensor
R/CMPT RELEASE, ECM, GEN, HDLPL, and HDLPR Fuses
Fog LP-LF, Fog LP-RF, Fog LP Relay, Fog Lamp Switch
Headlamp Relay, and Ambient Light Sensor
G201
Figure 2:

Headlamp Relay, Ambient Light Sensor


Object Number: 675639  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
HDLP-LH, HDLP-RH, Multifunction Turn Signal Lever
Fuse Block-Underhood Bussing (1 of 2)
FRONT PARK LAMPS, TAIL LAMPS/LIC LAMPS, and PANEL DIMMING Fuses (1of 3)
HDLP-LH, HDLP-RH, Multifunction Turn Signal Lever
G201