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Circuit/System Verification

WARNING: This page is about a different car, the 2012 Buick Verano. However, it is still accessible from the selected car via links, so may be relevant.
  1. Engine Running.
  2. Verify the rear window defogger turns ON and OFF when commanding the rear window defogger ON and OFF with a scan tool.
    • If the rear window defogger does not turn ON or OFF 

      Refer to Circuit/System Testing

    • If the rear window defogger turns ON and OFF 
  3. All OK.
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