Yukon XL 2500 4WD V8-6.0L VIN N (2006)
1. Apply sealant, GM P/N 12346004, (Canadian P/N 10953480), or equivalent to the threads on the drain and fill plugs.
Notice: Refer to Fastener Notice in Service Precautions.
2. Install the drain plug.
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Tighten the plug to 25 Nm (18 ft. lbs.).
3. Fill the transfer case to the bottom of the fill plug hole with the approved fluid.
4. Install the fill plug.
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Tighten the plug to 25 Nm (18 ft. lbs.).
5. Install the transfer case shield, if equipped.
