Yukon/Denali 4WD V8-4.8L VIN V (2005)
Fluid - Transfer Case: Service and Repair
NVG 246-NP8 Transfer Case
Transfer Case Fluid Replacement
Removal Procedure
Important: When performing the following procedures, use only hand tools to remove and install the drain and fill plugs.
1. Raise and suitably support the vehicle. Refer to Vehicle Lifting
2. Remove the transfer case shield, if equipped.
3. Remove the fill plug.
4. Remove the drain plug.
Installation Procedure
1. Notice: Refer to Fastener Notice in Service Precautions.
Important: Use only drain and fill plugs that are made from aluminum. Steel or brass plugs are not compatible with the magnesium case.
Install the drain plug.
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Tighten the plug to 20 Nm (15 ft. lbs.).
2. Fill the transfer case to the bottom of the fill plug hole with Auto-Trak II, transfer case fluid, GM P/N 12378508 (Canadian P/N 10953626).
