Diagnostic Aids
WARNING: This page is about a different car, the 2002 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
- A low vehicle battery voltage can cause some of the DTC's to set. Make sure that the vehicle battery is fully charged.
- An open B+ supply to the BCM or the IPC could cause some of the DTC's to set. Check the modules supply fuses.