GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2009
🢒
Lucerne
🢒
Power and Signal Distribution
🢒
Data Communications
🢒 SIR Schematics
Figure
1:
Indicators, Power, Ground, Front End Sensors
Figure
2:
Left Side Impact Sensor and Module, Roof Rail Module, Steering Module, Pretensioner
Figure
3:
Right Side Impact Sensor and Module, Roof Rail Module, I/P Module, Pretensioner
Figure
4:
Passenger Presence System