GM Service Manual Online
For 1990-2009 cars only

Reference on Schematic

Section Number - Subsection Name

Cruise Control Module Cell 34

8 - Cruise Control

Electronic Brake Control Module Cell 44

5 - Antilock Brake System

Engine Controls 4.3L Cell 20

6 - Engine Controls - 4.3L

Ground Distribution Cell 14

8 - Wiring Systems

Interior Lights Cell 114

8 - Lighting Systems

Interior Lights Dimming Cell 117

8 - Lighting Systems

Power Distribution Cell 10

8 - Wiring Systems

Stop Lamp Switch Cell 138

2 - Steering Wheel and Column