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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 75 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> DTC B3125, B3130, or B3135: Door Lock/Unlock >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the appropriate A23 Door Latch Assembly.
  2. Install a 25 A fused jumper wire between one of the control terminals and 12 V. Momentarily install a jumper wire between the other control terminal and ground. Reverse the jumper wires at least two times, the A23 Door Latch Assembly should perform the LOCK and UNLOCK function.
    • If the actuator does not perform the LOCK and UNLOCK function 

      Replace the A23 Door Latch Assembly.

    • If the actuator performs the LOCK and UNLOCK function 
  3. All OK
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