Section 101 (Body Control System)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Schematic and Routing 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: ECU Malfunction
- DTC B1004: Keep Alive Memory (KAM) Reset
- DTC B1007: Electronic Control Unit (ECU) Performance
- DTC B1009: EEPROM Checksum Error
- DTC B1397: Device Voltage Reference Output {single or 1} Circuit Low
- DTC B1440: Power Mode Master Input Circuits Mismatch
- DTC C0550: ECU Malfunction
- Symptoms - Body Control System
- Power Mode Mismatch
- Control Module References
- Repair Instructions
- Description and Operation