GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2009
🢒
Lucerne
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Diagnostic Navigation
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Vehicle Diagnostic Information
🢒 Interior Lights Dimming Schematics
Figure
1:
Hazard, Headlamp, Driver Information Display Switches, Ashtray, HVAC Control Module, Radio
Figure
2:
Traction Control, Sunroof Switches, Reverse Lockout Solenoid, Garage Door Opener
Figure
3:
Window Switches
Figure
4:
HVAC Control Module, Steering Wheel Switches