GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2007
🢒
Lucerne
🢒
Body Systems
🢒
Lighting
🢒 Headlights/Daytime Running Lights (DRL) Schematics
Figure
1:
Headlamps
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Headlamp Switch
Underhood Fuse Block B+
Headlamp Switch
Headlamp Switch
Rear Fuse Block B+
G104
Figure
2:
Headlamp Switch
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Headlamps
Headlamps
Headlamps
Front Park, Marker Lamps
Power, Ground, and Low Speed GMLAN
G300
G304
Air Temperature Controls
G300