Sierra 3500 2WD V8-6.0L VIN U (2004)
Fluid - M/T: Service and Repair
NV 4500
Transmission Fluid Replacement
Removal Procedure
1. Raise and suitably support the vehicle. Refer to Vehicle Lifting.
2. Remove the oil fill plug.
3. Place a suitable drain pan under the transmission in order to catch the drained transmission fluid.
4. Remove the oil drain plug.
5. Remove any old sealant from the transmission housing.
Installation Procedure
1. Apply a thin bead of sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the oil drain and fill plug threads.
Notice: Refer to Fastener Notice in Service Precautions.
2. Install the oil drain plug.
^
Tighten the plug to 37 Nm (27 ft. lbs.).