GM Service Manual Online
For 1990-2009 cars only

Reference on Schematic

Section Number - Subsection Name

Body Control Module Cell 51

8 - Body Control System

Brake Transmission Shift Interlock Cell 138

2 - Steering Wheel and Column - Tilt

Ground Distribution Cell 14

8 - Wiring Systems

Interior Lights Cell 114

8- Lighting Systems

Power Distribution Cell 10

8 - Wiring Systems

Rear Defogger Cell 61

8 - Stationary Windows

Release Systems Cell 134

8 - Body Rear End