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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.
  1. If drive belt noise was noticed on an AutoStart, refer to Drive Belt Tensioner Diagnosis .
  2. Verify that no other hybrid control module or engine control modules DTCs are set.
  3. If the DTC is set, program the K59 starter generator control module.
    • If the DTC resets, replace the K59 starter generator control module.
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