GM Service Manual Online
For 1990-2009 cars only

Reference on Schematic

Section Number - Subsection Name

Ground Distribution Cell 14

8 - Wiring Systems

Instrument Cluster Cell 81

8 - Instrument Panel, Gauges and Console

Interior Lights Dimming Cell 117

8 - Lighting Systems

Power Distribution Cell 10

8 - Wiring Systems

Transfer Case Shift Control Module Cell 38

4 - Transfer Case