Yukon XL 2500 2WD V8-8.1L VIN G (2004)
1. Raise the vehicle. Refer to Vehicle Lifting in Service Precautions.
2. Remove the rear axle fill plug.
3. Remove the rear axle drain plug.
4. Drain the lubricant into a suitable container.
5. Inspect the drain plug for excessive metal particle accumulation. This accumulation is symptomatic of extreme wear.
6. Clean the drain plug.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
1. Install the rear axle drain plug
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Tighten the rear axle drain plug to 33 Nm (24 ft. lbs.).
