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Actuator: Service and Repair




Front Drive Axle Actuator Replacement

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.
2. Remove the oil pan skid plate, if equipped. Refer to Oil Pan Skid Plate Replacement (2500/3500 with RPO NZZ) Oil Pan Skid Plate Replacement (1500 with RPO NZZ) .
3. Disconnect the electrical connector from the actuator.




4. Remove the actuator (1) for the 8.25 inch axle (2) or (3) for the 9.5 inch axle (4) by turning the actuator counterclockwise.

Installation Procedure




1. Apply sealant to the threads of the actuator (1) for the 8.25 inch axle (2) or (3) for the 9.25 inch axle (4). Use the correct sealant. Refer to Adhesives, Fluids, Lubricants, and Sealers Mechanical Specifications.

Caution: Refer to Fastener Caution Fastener Caution.

2. Install the actuator (1 or 3) and tighten to 20 Nm (15 lb ft)..
3. Connect the electrical connector to the actuator.
4. Install the oil pan skid plate, if equipped. Refer to Oil Pan Skid Plate Replacement (2500/3500 with RPO NZZ) Oil Pan Skid Plate Replacement (1500 with RPO NZZ) .
5. Lower the vehicle.

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