GM Service Manual Online
For 1990-2009 cars only

Onstar Schematic


Object Number: 1586679  Size: FS
Master Electrical Component List
OnStar Description and Operation
Control Module References
PWR SEAT Circuit Breaker, LH HDLP Fuse, RH HDLP Fuse, BRAKE Fuse, PREM AUD Fuse, BATT FEED Fuse and the HTD SEATS Fuse
RADIO Fuse, LOCK/MIRROR Fuse, BCM/CLUSTER Fuse, INT LTS Fuse, PARK Fuse and the HZRD Fuse
G201
G401 and G403
L66
DLC Schematic (M/T)
Cellular Communication Schematic Icons