K 2500 Suburban 4WD V8-6.0L VIN U (2001)
Fluid - Transfer Case: Service and Repair
NVG 263-NP1 (Selectable)
Transfer Case Fluid Replacement
Removal Procedure
Important: When performing the following service procedures, use only hand tools in order to remove and install the fill or drain plugs. Always start
the plugs by hand in order to prevent cross threading.
1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the transfer case shield.
3. Remove the transfer case fill plug.
4. Remove the drain plug from the transfer case.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
Important: If the transfer case drain or fill plug have to be replaced, used only aluminum replacement drain plugs. Steel plugs will react with the
magnesium of the transfer case.
1. Install the transfer case drain plug.
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Tighten the transfer case drain plug to 20 Nm (15 ft. lbs.).
2. Fill the transfer case to the bottom of the fill hole with the approved fluid.
