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

Power, Grounds and Indicators


Object Number: 1630265  Size: FS
Master Electrical Component List
Warning Indicators w/Tachometer
Underhood Fuse Block - Battery Feeds
Interior Lights I/P w/Dimmer
Underhood Fuse Block - IGN 1 Fuse, Ignition Switch, I/P Fuse Block - CIGAR JACK, AUDIO CLOCK, METER CLOCK, TSIG, BACKUP LAMP, and AIR BAG Fuses
G201, G202 - 3 of 3
Courtesy and Trunk Lamp
G201, G202 - 3 of 3
Figure 2:

Warning Indicators w/Tachometer


Object Number: 1630266  Size: FS
Master Electrical Component List
Power, Grounds and Indicators
Underhood Fuse Block - IGN 1 Fuse, Ignition Switch, I/P Fuse Block - CIGAR JACK, AUDIO CLOCK, METER CLOCK, TSIG, BACKUP LAMP, and AIR BAG Fuses
Fog Lamps
Underhood Fuse Block - IGN 1 Fuse, Ignition Switch, I/P Fuse Block - CIGAR JACK, AUDIO CLOCK, METER CLOCK, TSIG, BACKUP LAMP, and AIR BAG Fuses
Charging Systems
Module Power, Ground, Serial Data, and MIL
Seat Belts
Seat Belt Pretentioner
Content Theft Deterrent and Remote Keyless Entry Power and Ground
Module Power, Ground, Serial Data, Malfunction Indicator Lamp (MIL)
odule Power, Ground, Serial Data, and MIL
Module Power, Ground, Serial Data, and MIL
G201, G202 - 3 of 3
G201, G202 - 3 of 3