GM Service Manual Online
For 1990-2009 cars only

OnStar Schematics (UE1)


Object Number: 1582793  Size: FS
Master Electrical Component List
OnStar Description and Operation
Control Module References
RUN/CRANK Relay, I/P IGN, BACKUP, ABS, ECM, TRANS, LIGHTING, S-BAND, MIRROR, ABS, EPS, BCM2, BCM3, HEATED SEATS Fuses
RUN/CRANK Relay, I/P IGN, BACKUP, ABS, ECM, TRANS, LIGHTING, S-BAND, MIRROR, ABS, EPS, BCM2, BCM3, HEATED SEATS Fuses
DLC Power, Ground, and Low Speed GMLAN
High Speed GMLAN
Cellular Communication Schematic Icons
G401 (2 of 2)