F 450 4WD Super Duty V10-6.8L VIN D (2004)
Fluid - Transfer Case: Service and Repair
Transfer Case Draining and Filling
1. Position a suitable container under the transfer case.
2. Remove the drain plug and drain the transfer case.
3. CAUTION: If the correct fill procedures are not followed, a transfer case failure can result.
NOTE: Fluid level must be just below the fill plug.
Remove the fill plug from the rear of the transfer case and check the fluid level.
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If the fluid is below the level, fill with Motorcraft MERCON Multi-Purpose Automatic Transmission Fluid XT-2-QDX or MERCON
equivalent.
4. CAUTION: Do not use air tools.
Tighten the drain and fill plugs.
