Possible Causes
WARNING: This page is about a different car, the 1999 Buick Regal and 1999 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- Running reset occurred
- Loss of EBCM/EBTCM ground
- Sudden drop in voltage
- Poor or loose grounds connections
- Poor or loose power connections
- Battery disconnected due to corrosion or loose battery terminals
- Internal EBCM/EBTCM malfunction