2005 Buick Rainier Ring And Pinion

You should raise the vehicle, remove the tire and wheel assembly, the brake caliper, the rear axle housing cover, the gasket, and the pinion shaft locking bolt, remove the pinion shaft on axles without a locking differential, remove the shaft part-way on axles with a locking differential, rotate the case until the pinion shaft touches the housing, enter the differential case and rotate the C-lock until the C-lock aligns with the thrust block, push the flange of the Axle Shaft toward the differential and remove the C-lock from the button end of the axle shaft and the axle shaft from the housing.

You should install the drain plug and the washer, gill the Differential carrier assembly with lubricant, use the proper fluid, install the fill plug and the engine protection shield and lower the vehicle.

You should raise the vehicle. Refer to Vehicle Lifting and remove the tire and wheel assembly, the rear axle housing cover and the gasket, the axle shaft and the Axle Shaft Seal, and/or the bearing from the axle housing using the J44685 and the J2619-01.