GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2004
🢒
Classic
🢒 Power, Ground, and MIL
Power, Ground, and MIL
Power, Ground, Serial Data and MIL
Master Electrical Component List
Powertrain Control Module Description
5 Volt and Low Reference Bussing
OBD II Symbol Description Notice
AUX PWR/CIGAR, PRK LPS, and PCM BATT Fuses
IGN MOD, B/U LMP, PCM IGN, A/C BFC, AUTO TRANS, and ABS IGN Fuses
IGN SW BATT 1, IGN SW BATT2, Ignition Switch
SP102
SP102
Ddata Link Communication
