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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 65 (Power Door Lock System And Vehicle Access System) >> Diagnostic Information and Procedures >> Power Door Lock Key Cylinder Switches Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Operate the component: S13D Door Lock Switch - Driver - Unlock Switch
  2. Verify the component activates: A23P Door Latch Assembly - Passenger = Unlock
    • Go to next step: If all functions work properly 
  3. Operate the component: B29D Door Lock Key Cylinder Switch - Driver - Turn the ignition key to the LOCK position.
  4. Verify the component activates: A23P Door Latch Assembly - Passenger = Lock
    • If the component does not work as specified 

      Refer to: Circuit/System Testing

    • Go to next step: If all functions work properly 
  5. All OK.
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