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Component Testing

Rear Window Motor

  1. Ignition OFF, disconnect the harness connector at the appropriate rear M74 window motor.
  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 rear M74 window motor should perform the UP and DOWN functions.
    • If the function does not perform the UP and DOWN functions 

      Replace the rear M74 window motor.

    • If the function performs the UP and DOWN functions 
  3. All OK
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