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

Cell 112 (Utility)


Object Number: 380585  Size: FS
Power and Grounding Connector End Views
Cell 10: B/U LP, TRL B/U and VEH B/U Fuses (M/T)
Tilt Wheel/Column Connector End Views
Cell 138: Park/Neutral Position Switch and BTSI Solenoid (Pickup)
Cell 148
Cell 14: S313 and S419
Cell 14: G420 and G450 (Utility w/ Endgate)
Cell 14: S320 and S420
Lighting Systems Components
Backup Lamp Circuit Description
Cell 112 (Pickup)
Figure 2:

Cell 112 (Pickup)


Object Number: 380582  Size: FS
Power and Grounding Connector End Views
Cell 10: B/U LP, TRL B/U and VEH B/U Fuses (M/T)
Cell 10: B/U LP, TRL B/U and VEH B/U Fuses (M/T)
Lighting Systems Components
Backup Lamp Circuit Description
Cell 112 (Utility)
Tilt Wheel/Column Connector End Views
Cell 138: Park/Neutral Position Switch and BTSI Solenoid (Pickup)
Cell 14: G402, G422 and G475 (Fleetside Pickup)
Cell 14: G402, G422 and G475 (Fleetside Pickup)