Installation Procedure
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- If the differential case has become separated, assemble the differential case by aligning the two arrows inside the differential case as shown.IMPORTANT: The mating surface of the ring gear and the differential case must be clean and free of burrs before installing the ring gear.
- Install the ring gear to the differential case.
IMPORTANT: The ring gear bolts have left-hand threads.
- Install the new ring gear bolts.
Hand start each bolt to ensure that the ring gear is properly installed to the differential case.
NOTE: Refer to FASTENER NOTICE . - Tighten the new ring gear bolts. Tighten the ring gear bolts alternately and in stages, gradually pulling the ring gear onto the differential case.
Tighten
Tighten the ring gear bolts in sequence to 165 N.m (122 lb ft).
- Install the pinion and the pinion bearings. Refer to Drive Pinion Housing and/or Seal Replacement .
- Install the pinion gear bearing retainer. Refer to Drive Pinion Housing and/or Seal Replacement .
- Install the differential assembly. Refer to Differential Replacement (8.6 Inch, 9.5 Inch Axles) or Differential Replacement (9.75 Inch Axle) or Differential Replacement (10.5 Inch, 11.5 Inch Axle) .
- Fill the axle with lubricant. Use the proper fluid. Refer to Lubricant Replacement - Rear Drive Axle (8.6 Inch Axle) or Lubricant Replacement - Rear Drive Axle (9.5, 10.5, and 11.5 Inch Axles) or Lubricant Replacement - Rear Drive Axle (9.75 Inch Axle) .
- Lower the vehicle.