Body Control Module
Description and Operation
Testing and Inspection
Locations
Service and Repair
Diagrams- Diagram Information and Instructions
- Diagnostic Aids
- General Electrical Diagnostic Procedures
- Wiring Repairs
- Connector Views
- Electrical Diagrams
- BCM Power, Ground and DLC
- Door Lock Relay K135
- Door Lock Switches, Twilight Sentinel And Onstar Inputs
- DRL, LH And RH High Beam Relays
- Exterior Lamp Power And All Door Jamb Switch
- Fast Wiper Input, Interior And Stop Lamps Switch Input
- Headlamps ON, BRK To Shift And Security IND Controls
- Low Beam And Park Lamp Relays
- Malfunction Relay K134