Circuit/System Testing
WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, verify that DTC B1001 is set as current.
- If DTC B1001 is history, clear DTCs and recheck.
- Using the scan tool check the BCM that is programmed with the VIN. Verify that the BCM is programmed with the correct VIN number with the vehicle VIN plate.
- If the BCM has the wrong VIN number refer to Control Module References for programming and setup.
- Using the scan tool perform the Setup SDM Part Number into BCM procedure.
- Ignition ON, verify that DTC B1001 is not set.
- If DTC B1001 is reset, replace the SDM.