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

PCM Power, Ground, VSS and Transmission Range Switch


Object Number: 795585  Size: FS
Master Electrical Component List
Transmission General Description
Automatic Transmission TCC Switch
RAP RELAY, Underhood Accessory Wiring Junction Block, ECM SENSE, B/U LAMP, ALT/SENSE, AIR fuses
Cruise Control
Automatic Transmission Shift Lock Control
G100, G111, G113
Right Door PSD Switches, Transmission Range Switch and RKE
Backup Lights
Figure 2:

Automatic Transmission


Object Number: 795587  Size: FS
Master Electrical Component List
Transmission General Description
Automatic Transmission TCC Switch
PCM Power, VSS
Figure 3:

Automatic Transmission TCC Switch


Object Number: 795588  Size: FS
Master Electrical Component List
Transmission General Description
Automatic Transmission TCC Switch
Underhood Accessory Wiring Junction Block, TCC, ELEK IGN fuses