K 3500 Truck 4WD V8-6.6L DSL Turbo VIN 1 (2001)
Fluid - Transfer Case: Service and Repair
NVG 236/246-NP8 (Two Speed Automatic)
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 shields.
3. Remove the transfer case fill plug.
4. Remove the transfer case drain plug.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
Important: If the 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.).
