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Home >> Chevrolet >> 2015 >> Spark LS, Automatic CVT Trans >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Power Door Lock System And Release Systems >> Diagnostic Information and Procedures >> DTC B3067: Key Cylinder Lock/Unlock Function Inoperative >> Circuit/System Verification

Circuit/System Verification

  1. Verify the A23 Door Latch Assemblies LOCK and UNLOCK when inserting the key into the driver door lock key cylinder and turning the key to the lock position and to the unlock position.
    • If the A23 door latch assemblies do not LOCK 

      Refer to Circuit/System Testing.

    • If the A23 Door Latch Assemblies LOCK 
  2. All OK.
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