GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2008
🢒
Lucerne
🢒
Body Systems
🢒
Vehicle Access
🢒 Door Lock/Indicator Schematics
Figure
1:
Driver Door Module Power and Ground
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Front Passenger Door Module Power and Ground
Figure
2:
Front Passenger Door Module Power and Ground
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Driver Door Module Power and Ground
Door Lock, Unlock Relays
Figure
3:
Door Lock, Unlock Relays
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Front Passenger Door Module Power and Ground
Rear Door Latch Assemblies
Figure
4:
Rear Door Latch Assemblies
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Door Lock, Unlock Relays