Suburban 2WD V8-5.3L (2008)
2. For the 9.5/9.5LD and the 10.5 inch axles, remove the rear axle fill plug.
3. For the 11.5 inch axle, remove the fill plug.
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
Notice: Refer to Fastener Notice .
1. Install the rear axle drain plug.