GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
2002
🢒
Bonneville
🢒
Body and Accessories
🢒
Cellular Communication
🢒 OnStar Schematics
OnStar Schematics F1
Figure
1:
Power Ground and Class 2
Master Electrical Component List
Battery Voltage to the Rear Fuse Block
TSIG/HAZ, STOP LP, AUDIO, and CD Fuses (Fuse Block Rear)
G401 (1 of 2)
G303, G305, G310, and G404
Serial Data Class 2
Keypad Controls
Figure
2:
Keypad Controls
Master Electrical Component List
Cellular Communication Schematic Icons
Cellular Communication Schematic Icons
G402
G402
Module Signals
Power Ground and Class 2
OnStar Schematics 2.6
Figure
1:
Power, Ground, and Class 2
Master Electrical Component List
Battery Voltage to the Rear Fuse Block
TSIG/HAZ, STOP LP, AUDIO, and CD Fuses (Fuse Block Rear)
G401 (1 of 2)
Serial Data Class 2
Keypad Controls
Figure
2:
Keypad Controls
Master Electrical Component List
Cellular Communication Schematic Icons
Cellular Communication Schematic Icons
G402
G402
Module Signals
Power Ground and Class 2
Figure
3:
Module Signals
Master Electrical Component List
G303, G305, G310, and G404
Keypad Controls