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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Power Door Lock System And Release Systems >> Diagnostic Information and Procedures >> Fuel Filler Door Release Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify the operation of the fuel door lock actuator does not release the fuel filler door when commanding the All Doors Lock/Unlock to Lock with a scan tool.
    • If the fuel door lock actuator releases the fuel filler door 

      Refer to Circuit/System Testing.

    • If the fuel door lock actuator does not release the fuel filler door 
  3. Verify the operation of the fuel door unlatch actuator releases the fuel filler door when commanding the All Doors Lock/Unlock to Unlock with a scan tool.
    • If the fuel door lock actuator does not release the fuel filler door 

      Refer to Circuit/System Testing.

    • If the fuel door lock actuator releases the fuel filler door 
  4. All OK.
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