GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2005
🢒
LeSabre
🢒
Vehicle Control Systems
🢒
Vehicle DTC Information
🢒 OnStar Schematics
Figure
1:
Power, Ground, DLC, OnStar GPS and Cellular Antennas
Master Electrical Component List
OnStar Description and Operation
Keypad Microphone Signals
Fuse Block Rear - T SIG/HAZ, STOP LP, AUDIO and CD Fuses
Fuse Block Rear - T SIG/HAZ, STOP LP, AUDIO and CD Fuses
Serial Data Class 2
G305, G310, G404, and G303
G401 - 2 of 2
Figure
2:
Keypad Microphone Signals
Master Electrical Component List
OnStar Description and Operation
Power, Ground, DLC, OnStar GPS and Cellular Antennas
G402
G402
Cellular Communication Schematic Icons
Cellular Communication Schematic Icons
Cellular Communication Schematic Icons