Circuit/System Verification
WARNING: This page is about a different car, the 2013 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
- If drive belt noise was noticed on an AutoStart, refer to Drive Belt Tensioner Diagnosis .
- Verify that no other hybrid control module or engine control modules DTCs are set.
- If any of the DTCs are set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- If the DTC is set, program the K59 starter generator control module.
- If the DTC resets, replace the K59 starter generator control module.