GM Service Manual Online
For 1990-2009 cars only

Reference on Schematic

Section Number - Subsection Name

Engine Controls Cell 20

6 -- Engine Controls - 3.8L

Exterior Lights Cell 110 (Buick)

8 -- Lighting Systems

Exterior Lights Cell 110 (Oldsmobile)

8 -- Lighting Systems

Exterior Lights Cell 110 (Pontiac)

8 -- Lighting Systems

Ground Distribution Cell 14

8 -- Wiring Systems

Instrument Cluster Cell 81 (Buick w/UB3)

8 -- Instrument Panel, Gauges and Console

Instrument Cluster Cell 81 (Buick w/U23)

8 -- Instrument Panel, Gauges and Console

Power Distribution Cell 10

8 -- Wiring Systems