Envoy 4WD V8-5.3L VIN M (2005)
Fluid - Transfer Case: Service and Repair
NVG 126-NP4
Transfer Case Fluid Replacement
Removal Procedure
1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the fill plug.
3. Remove the drain plug.
4. Important: Ensure that an approved drain pan is used when draining the transfer case.
Allow the transfer case to drain completely.
Installation Procedure
1. Apply pipe sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent to the drain plug threads.
2. Notice: Refer to Fastener in Service Precautions.
Install the drain plug.
Tighten the drain plug to 27 Nm (20 ft. lbs.).
3. Fill the transfer case with the proper fluid. Refer to Capacities - Approximate Fluid.