GM Service Manual Online
For 1990-2009 cars only
Figure 1:

w/o Remote Control Door Lock Receiver (RCDLR)


Object Number: 678130  Size: FS
Master Electrical Component List
Keyless Entry System Description and Operation
Body Rear End Schematics
Door Lock Motors
G202
RH HDLP, LH HDLP, GEN BATT, LH BEC BATT 2, STOP LPS, HAZARD LPS, IPC/HVACBATT, BFC BATT Fuses
Figure 2:

w/ Remote Control Door Lock Receiver (RCDLR)


Object Number: 751900  Size: FS
Master Electrical Component List
Keyless Entry System Description and Operation
Keyless Entry (w/o Remote Control Door Lock Receiver (RCDLR))
LH BEC BATT1, AUX PWR/CIGAR, PARK LPS, PCM BATT, PWR MIRROR, DR LOCK, TRUNK REL/RFA/Radio Amp Fuses, and RWR SEAT Circuit Breaker
Amplifier; U85
G402
Data Link Connector Schematics