Section 309 (Body Control System)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Schematic Wiring Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Body Control System
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC B1000: Internal Malfunction
- DTC B1001: Restraints ID Mismatch
- DTC B1004: KAM In The Module Has Been Reset
- DTC B1007: EEPROM Error
- DTC B1009: EEPROM Error
- DTC B1440: Monitored Ignition Switch Circuits Has Malfunctioned
- DTC C0550: Internal Fault
- Symptoms - Body Control System
- Power Mode Mismatch
- Control Module References
- Repair Instructions
- Description and Operation