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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 901 (Rear Drive Axle) >> Repair Instructions >> Drive Pinion Bearings Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the outer pinion bearing cup using the J 7817  (7.6 inch axle) or the J 8611-01  (all 8.6 inch axles) (1) and the J 8092  (2).
    Fig 1: Installing Outer Pinion Bearing Cup
    G01468157Courtesy of GENERAL MOTORS CORP.
  2. Install the inner pinion bearing cup using the J 29609  (7.6 inch axle) or the J 8608  (1st design 8.6 inch axle) or the J 45870  (2nd design 8.6 inch axle) (2), and the J 8092  (1).
  3. Determine the selective shim thickness for the pinion. Refer to PINION DEPTH ADJUSTMENT  .
    Fig 2: Installing Inner Pinion Bearing Cup
    G01468158Courtesy of GENERAL MOTORS CORP.
  4. Install the selective shim between the inner pinion bearing and the shoulder on the gear.
  5. Install the inner pinion bearing using the J 5590  (7.6 inch axle) or the J 24433  (all 8.6 inch axles).

    Press the bearing on until the cone seats on the pinion shim.

    Fig 3: Installing Shim Between Inner Pinion Bearing And Shoulder On Gear
    G01468159Courtesy of GENERAL MOTORS CORP.
  6. Install a new collapsible spacer.
  7. Lubricate the pinion bearing with axle lubricant. Use the proper fluid.
  8. Install the pinion into the axle housing.
  9. Install the outer pinion bearing onto the pinion.
  10. Install a new pinion oil seal and the pinion flange/yoke. Refer to DRIVE PINION FLANGE/YOKE AND/OR OIL SEAL REPLACEMENT  .
  11. Install the differential assembly. Refer to DIFFERENTIAL REPLACEMENT  .
  12. Install the brake drums, if equipped. Refer to BRAKE DRUM in Drum Brakes.
  13. Install the brake rotors, if equipped. Refer to DISC BRAKE BACKING PLATE -- REAR in Disc Brakes.
  14. Install the brake calipers, if equipped. Refer to BRAKE CALIPER -- REAR in Disc Brakes.
  15. Install the tire and wheel assemblies. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION in Tires and Wheels.
  16. Fill the axle with lubricant. Use the proper fluid.
  17. Lower the vehicle.
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