Sierra 1500 4WD V8-5.3L VIN B HO (2006)
4. Remove the rear axle drain plug.
5. Drain the lubricant into a suitable container.
6. Inspect the drain plug for excessive metal particle accumulation. This accumulation is symptomatic of extreme wear.
7. Clean the drain plug.
Installation Procedure
1. Install the rear axle drain plug.
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Tighten the rear axle drain plug to 33 Nm (24 ft. lbs.).
Notice: Refer to Fastener Notice.
2. Fill the rear axle. Use the proper fluid. Refer to Capacities - Approximate Fluid and Fluid and Lubricant Recommendations.
3. For the 9.5/9.5LD and the 10.5 inch axles, install the rear axle fill plug.
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Tighten the rear axle fill plug to 33 Nm (24 ft. lbs.).
