Section 18 (Body Control Modules)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2002 GMC Savana, 2002 Chevrolet Chevy Express, 2001 GMC Savana Special, 2001 GMC Savana Camper Special, and 2001 GMC Savana. However, it is still accessible from the selected car via links, so may be relevant.
- Description & Operation
- Control Module References
- Component Locations
- Programming
- Troubleshooting
- INTERMITTENTS
- Self-Diagnostic System
- Notes
- Anti-Lock Brake System Diagnostic System Check
- Automatic Transmission Diagnostic System Check
- Cruise Control System Diagnostic System Check
- Engine Controls Diagnostic System Check
- Engine Cooling System Diagnostic Check
- Engine Electrical System Diagnostic System Check
- Inspection/Maintenance Diagnostic System Check
- Entertainment System Diagnostic System Check
- Instrument Panel Cluster Diagnostic System Check
- Sir Diagnostic System Check
- Theft Deterrent System Diagnostic System Check
- Diagnostic Trouble Code Definitions
- Diagnostic Tests
- DTC B0688: Security Indicator Circuit Fault
- DTC B1000: Body Control Module Internal Fault
- DTC B1004: Keep Alive Memory Data Lost
- DTC B1007: Checksum Value Error
- DTC B1009: EEPROM Checksum Error
- DTC U1000 Or U1255: Class 2 Communication Malfunction
- DTC U1001-U1254: Loss Of XXX Communication
- DTC U1300: Class 2 Data Link Low
- DTC U1301: Class 2 Data Link High
- System Tests
- Removal & Installation
- Electronic Brake Control Module & Brake Pressure Modulator Valve
- Heating, Ventilation & Air Conditioning (HVAC) Control Module
- Inflatable Restraint Sensing & Diagnostic Module (SDM)
- Instrument Panel Cluster
- PASSLOCK(tm) MODULE (THEFT DETERRENT CONTROL MODULE)
- Powertrain Control Module/Vehicle Control Module
- Wiring Diagrams