How to replace the rear differential cover and gasket on GMC Envoy?

A proper replacement of the rear axle housing cover and gasket begins when the vehicle reaches a raised height with the draining of rear axle fluid. Untighten the back cover bolts then detach the rear axle housing cover maintaining constant attention to the rear axle housing cover gasket. Pump the axle lubricant from the system into an appropriate receptacle. Check the rear axle cover gasket for any damage which could lead to ineffective sealing before deciding whether to replace or use it again. A suitable cleaner should be used to clean both the cover gasket and adjacent surfaces from the rear axle housing cover and rear axle housing. Secure the rear axle housing cover gasket while placing the rear axle housing cover into position and tighten the rear axle housing cover bolts in place. When installing the cover bolts in both 8.0 inch and 8.6 inch axles, a crosswise pattern should be used followed by torquing at 30 Nm (20 ft. lbs.) for the 8.0 inch axle and 25 Nm (18 ft. lbs.) for the 8.6 inch axle. The last step includes adding correct axle lubricant to the rear axle followed by lowering the vehicle.

OEM GMC Envoy Differential Cover

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GMC Envoy Differential Cover, Rear Part Number: 19133285
$117.73 MSRP: $185.23
You Save: $67.50 (37%)
Product Specifications
- Other Name: Cover Kit, Rear Axle Housing (9.5); Axle Cover; Cover; Cover Kit, Rear Axle Housing
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 GMC Envoy | Denali, SLE, SLT | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS

GMC Envoy Differential Cover

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The Differential Cover is one of the most important parts which in the optimal traditions of strength and reliability of the models of the GMC Envoy produced from 1998 till 2009. This Differential Cover has a basic function of protecting the internal compartments of the car, for example against leaks of the lubricant that can cause malfunctions in the car parts. Differential Cover is available in steel, aluminum, cast iron and carbon steel and comes in chrome and powder coated black for improved surface finishing. It applies across different generations of the Envoy- the first generation (1998-2000), and the second generation (2002-2009), making it a convenient model to the owners who want to keep their automobiles in the optimal condition. Thus, the function of the Differential Cover is not only limited to providing shield but also acts an important element that improves the performance and safety of the car. For instance, the GMC Envoy that has been marked as the Sport/Utility of the Year by the Motor Trend Magazine in 2002, and the capacity of the Differential Cover carries on the same tradition. In the present automotive market, the Differential Cover comes with an exceptional performance especially in terms of its durability under different driving situations and therefore offers efficient and reliable performance for the GMC Envoy for many decades.

GMC Envoy Differential Cover Parts Questions & Experts Answers

Differential Cover, Rear
19133285
Q: How to replace the rear differential cover and gasket on GMC Envoy?
A:
A proper replacement of the rear axle housing cover and gasket begins when the vehicle reaches a raised height with the draining of rear axle fluid. Untighten the back cover bolts then detach the rear axle housing cover maintaining constant attention to the rear axle housing cover gasket. Pump the axle lubricant from the system into an appropriate receptacle. Check the rear axle cover gasket for any damage which could lead to ineffective sealing before deciding whether to replace or use it again. A suitable cleaner should be used to clean both the cover gasket and adjacent surfaces from the rear axle housing cover and rear axle housing. Secure the rear axle housing cover gasket while placing the rear axle housing cover into position and tighten the rear axle housing cover bolts in place. When installing the cover bolts in both 8.0 inch and 8.6 inch axles, a crosswise pattern should be used followed by torquing at 30 Nm (20 ft. lbs.) for the 8.0 inch axle and 25 Nm (18 ft. lbs.) for the 8.6 inch axle. The last step includes adding correct axle lubricant to the rear axle followed by lowering the vehicle.