Express 1/2 Ton Van V6-4.3L VIN W (1999)
Fluid - Differential: Service and Repair
Removal Procedure
1. Raise the vehicle on a hoist.
2. Remove the rear axle fill plug.
3. Remove the rear axle drain plug.
4. Drain the lubricant into a suitable container.
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Inspect the drain plug for excessive metal particle accumulation. This accumulation is symptomatic of extreme wear.
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Clean the drain plug.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.