GM Service Manual Online
For 1990-2009 cars only

Reference on Schematic

Section Number - Subsection Name

Automatic Transmission Controller Cell 138

2 - Steering Wheel and Column

Antilock Brake System Cell 44

5 - Antilock Brake System

Cruise Control Module Cell 34

8 - Cruise Control

Ground Distribution Cell 14

8 - Wiring Systems

Heated Oxygen Sensor, LH Front (Bank 1, Sensor 1) Cell 21

6 - Engine Controls - 4.3L

Instrument Cluster Cell 81

8 - Instrument Panel, Gauges and Console

Power Distribution Cell 10

8 - Wiring Systems

Sensor Ground Cell 21

6 - Engine Controls - 4.3L

Transfer Case Speed Sensor Cell 38

4 - Transfer Case