Front Gearcase (Demand Drive) Fluid
Always check and change the demand drive fluid at the intervals outlined in the Periodic Maintenance Chart.
Change the front gearcase fluid every 25 hours if the ADC unit is exposed to extreme use. Extreme use includes any of the following:
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operation in ADC mode for prolonged periods
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constant ADC operation on hilly or mountainous terrain
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ADC is the primary mode of all-wheel-drive operation
Use the recommended fluid. Use of other fluids may result in improper operation of components. Maintain the fluid level at the bottom of the fill hole threads. The fill plug is located on the right side of the demand drive unit. The drain plug is located on the bottom right side of the unit.
Fluid Check
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Position the vehicle on a level surface. Remove the fill plug 1. Check the fluid level.
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Add the recommended fluid as needed to bring the level to the bottom of the fill hole threads.
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Reinstall the fill plug. Torque to specification.
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Fluid Change
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Position the vehicle on a level surface. Remove the fill plug.
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Place a drain pan under the demand drive unit. Remove the drain plug 2. Allow the fluid to drain completely.
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Clean and reinstall the drain plug. Torque to specification.
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Add the proper amount of the recommended fluid.
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Reinstall the fill plug. Torque to specification.
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Check for leaks. Dispose of used fluid properly.