GM Service Manual Online
For 1990-2009 cars only

Power, Ground, MIL, and Serial Data

Power, Ground, MIL and Class 2


Object Number: 866525  Size: FS
Master Electrical Component List
Electronic Ignition (EI) System Description
Engine Data Sensors - 5 Volt and Low Reference
OBDII Symbol Description Notice
I/P BATT, TRAILER ABS, HORN IGN A, IGN B, ATC Fuses
PCM I Fuse (4.2L Engine)
AUX PWR 2, RRHVAC, AUX PWR 1, TBC 2, TBC 3, TBC 4 Fuses
Gages, Six Cylinder Engine (LL8)
TBC 5, LT DOORS, DDM;, PDM, RT DOORS Fuses
G108
Data Link Connector