Installation Procedure
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Install the axle shaft (1) into the rear axle housing (5).
- Slide the axle shaft (1) into place allowing the splines to engage the differential side gear.
- On axles without a locking differential, place the lock (4) on the button end of the axle shaft (1).
- On axles with a locking differential, keep the pinion shaft partially withdrawn.
- On axles with a locking differential, place the C-lock (1) on the axle shaft (3) so that the ends are flush with the thrust block (2).
- Pull the shaft flange outward in order to seat the lock in the differential gear.
- Align the hole in the pinion shaft with the bolt hole in the differential case.
- Install the new pinion shaft locking bolt.
Tighten:
- For the 8.6 inch axle, tighten the pinion shaft locking bolt to 36 N.m (27 lb ft).
- For the 9.5 inch axle, tighten the pinion shaft locking bolt to 50 N.m (37 lb ft).
- Install the rear cover and the gasket. Refer to Rear Axle Housing Cover and Gasket Replacement .
- Install the brake caliper. Refer to Brake Caliper Replacement - Rear (1500 Series) or Brake Caliper Replacement - Rear (2500/3500 Series) in Disc Brakes.
- Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
- Fill the rear axle. Use the proper fluid. Refer to Capacities - Approximate Fluid and Fluid and Lubricant Recommendations in Maintenance and Lubrication.
- Lower the vehicle.
IMPORTANT:
Carefully insert the axle shaft in order to not damage the seal.
NOTE:
Refer to Fastener Notice
in Cautions and Notices.