GM Service Manual Online
For 1990-2009 cars only

Reference on Schematic

Section Number - Subsection Name

Brake Warning Cell 41

5 -- Hydraulic Brakes

Exterior Lighting Cell 110

8 -- Lighting Systems

Headlights: Daytime Running Lights (DRL) Cell 102

8 -- Lighting Systems

Instrument Cluster: Analog Cell 81

8 -- Instrument Panel, Gauges and Console

Interior Lights: Dimming Cell 117

8 -- Lighting Systems

Starting and Charging Cell 30

6 -- Engine Electrical