GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Fused Distribution and Grounds


Object Number: 675682  Size: FS
Master Electrical Component List original
Interior Lighting Systems Description and Operation
Steering Wheel Controls, Window and Door Lock Switches
Battery, MaxiFuses, Fusible Link, CRANK, FOG, A/C CLU, R/CMPT, R/PMP, HORN, and IGN Main Relays
Park Lamps, Front Park Lamps, Tail Lamps/Lic Lamps, Panel Dimming Fuses, Headlamp Switch, Headlamp and Parklamp Relays
Tail/Stop Lamps, Rear Side Marker Lamps and License Plate Lamps Feed
Tail/Stop Lamps, Rear Side Marker Lamps and License Plate Lamps Feed
Park Lamps, Front Park Lamps, Tail Lamps/Lic Lamps, Panel Dimming Fuses, Headlamp Switch, Headlamp and Parklamp Relays
Tail/Stop Lamps, Rear Side Marker Lamps and License Plate Lamps
Ground G201
Figure 2:

Steering Wheel Controls, Window and Door Lock Switches


Object Number: 675683  Size: FS
Master Electrical Component List original
Interior Lighting Systems Description and Operation
I/P Lamp Dimmer Switch
Fused Distribution and Grounds
IGN 2, IGN 0/Cluster/PCM/BCM, Crank/Signal/BCM/Cluster Fuses
Ground G200
Ground G301 (1 of 3)
Figure 3:

I/P Lamp Dimmer Switch


Object Number: 675684  Size: FS
Master Electrical Component List original
Interior Lighting Systems Description and Operation
Steering Wheel Controls, Window and Door Lock Switches
Park Lamps, Front Park Lamps, Tail Lamps/Lic Lamps, Panel Dimming Fuses, Headlamp Switch, Headlamp and Parklamp Relays
Ground G201
Ground G200
Ground G200
Ground G203