GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2008 🢒 Grand Prix 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Body Control System Schematics
Figure 1:

Body Control Power, Ground, and References
Object Number: 1889000 Size: FS
Master Electrical Component List
Body Control System Description and Operation
Control Module References
Theft Deterrent, Keyless Entry, Body Rear End, Horns, ABS, Brake Warning, Defogger, Heated Seats, and Wiper/Washer System References
Figure 2:

Theft Deterrent, Keyless Entry, Body Rear End, Horns, ABS, Brake Warning, Defogger, Heated Seats, and Wiper/Washer System References
Object Number: 1889002 Size: FS
Master Electrical Component List
Body Control System Description and Operation
Control Module References
Door Lock/Indicator and Lighting System References 1 of 2
Body Control Power, Ground and References
Figure 3:

Door Lock/Indicator and Lighting System References - 1 of 2
Object Number: 1889005 Size: FS
Master Electrical Component List
Body Control System Description and Operation
Control Module References
Lighting System References 2 of 2
Theft Deterrent, Keyless Entry, Body Rear End, Horns, ABS, Brake Warning, Defogger, Heated Seats, and Wiper/Washer System References
Figure 4:

Lighting System References - 2 of 2
Object Number: 1889006 Size: FS
Master Electrical Component List
Body Control System Description and Operation
Control Module References
Door Lock/Indicator and Lighting System References 1 of 2