Sierra Classic 2500 4WD V8-6.0L (2007)
Fluid - M/T: Service and Repair
NV 4500 - Manual Transmission
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.
2. Install the oil drain plug.
Tighten the plug to 37 Nm (27 ft. lbs.).
