Check for battery voltage at the fused B(+) circuit cavity of the 15-way door wire harness connector for the DDM. (6) Reconnect the battery negative cable. ![]() If not OK, repair the open ground circuit to ground as required. Check for continuity between the ground circuit cavity of the 15-way door wire harness connector for the DDM and a good ground. Disconnect the 15-way door wire harness connector from the DDM connector receptacle. Remove the trim panel from the driver side front door. (5) Disconnect and isolate the battery negative cable. If not OK, repair the open fused B(+) circuit to the battery as required. (4) Check for battery voltage at the fused B(+) fuse in the PDC. If not OK, repair the shorted circuit or component as required and replace the faulty fuse. (3) Check the fused B(+) fuse in the Power Distribution Center (PDC). If all of the power locks and power windows are inoperative from both front doors, go to Step 3. ![]() If the passenger doors lock and unlock, but the driver side front door does not, go to Step 5. (2) Check the operation of the power lock switch on the passenger side front door. If all of the doors lock and unlock, but none of the power windows operate, use a DRB scan tool and the proper Diagnostic Procedures manual to check the Body Control Module (BCM), the Driver Door Module (DDM) and the PCI data bus for proper operation. (1) Check the operation of the power lock switch on the driver side front door.
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