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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 29 (Power Door Lock System And Release Systems) >> 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 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Command all doors to UNLOCK by using the S13D Door Lock Switch - Driver.
  2. Verify the passenger, left rear and right rear doors LOCK when inserting the key into the door lock key cylinder and turning the key to the Lock position.
    • If the doors do not LOCK 

      Refer to Circuit/System Testing.

    • If the doors LOCK 
  3. All OK.
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