GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 2619-01 Slide Hammer
    • J 29369-1 Bushing and Bearing Remover
    • J 42211 Axle Bearing Installer
    • J 42738 Seal Installer
    • J 8092 Universal Driver Handle - 3/4 in - 10

Removal Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Drain the differential carrier assembly. Refer to Front Axle Lubricant Replacement .
  3. If replacing the left side seal, perform the following steps:
  4. 3.1. Disconnect the wheel drive shaft from the inner shaft flange and set aside. Refer to Wheel Drive Shaft Replacement .
    3.2. Remove the inner shaft.
    3.3. Remove the inner shaft seal cover bolts.

    Object Number: 892674  Size: SH
    3.4. Remove the inner shaft seal cover assembly.
  5. If replacing the left side bearing, perform the following steps:
  6. 4.1. Remove differential carrier assembly. Refer to Differential Carrier Assembly Replacement .
    4.2. Remove the left inner shaft.
    4.3. Remove the inner shaft seal cover bolts.
    4.4. Remove the inner shaft seal cover assembly.
    4.5. Install the J 29369-1 to the backside of the inner shaft bearing.
    4.6. Install the J 2619-01 to the J 29369-1 .
    4.7. Remove the inner shaft bearing by pulling on the J 2619-01 .
  7. If replacing the right side seal and/or bearing, perform the following steps:
  8. 5.1. Remove the inner shaft and housing assembly. Refer to Front Drive Axle Inner Shaft and Inner Shaft Housing Replacement .
    5.2. Remove the inner shaft from the inner shaft housing.
    5.3. Install the inner shaft housing into a vise.

    Object Number: 892387  Size: SH
    5.4. Install the J 29369-1  (2) to the backside of the seal or bearing as necessary.
    5.5. Install the J 2619-01  (1) to the J 29369-1  (2).
    5.6. Remove the seal or the seal and bearing by pulling on the J 2619-01 .

Installation Procedure

  1. If replacing the right side bearing, perform the following steps:
  2. 1.1. Install the inner shaft housing into a vise.

    Object Number: 892394  Size: SH
    1.2. Install the bearing with the square shoulder in using the J 42211  (2) and the J 8092  (1).
  3. If replacing the right side seal, perform the following steps:
  4. 2.1. Install the inner shaft housing into a vise.

    Object Number: 892397  Size: SH
    2.2. Install the new inner shaft seal using the J 42738 .

            Important: Carefully guide the inner shaft through the oil seal as to not nick or cut the seal.

    2.3. Install the inner shaft into the inner shaft housing.
    2.4. Install the inner shaft and housing assembly. Refer to Front Drive Axle Inner Shaft and Inner Shaft Housing Replacement .
  5. If installing the left side bearing, perform the following steps:
  6. 3.1. Install the bearing with the square shoulder in using the J 42211 and the J 8092 .
    3.2. Install the inner shaft seal cover assembly.

    Notice: Refer to Fastener Notice in the Preface section.

    3.3. Install the inner shaft seal cover bolts.

    Tighten
    Tighten the inner shaft seal cover to 18 N·m (13 lb ft).

    3.4. Install the left inner shaft into the differential carrier assembly by performing the following steps:

                       Important: Carefully guide the inner shaft through the oil seal as to not nick or cut the seal.

             3.4.1. Carefully guide the inner shaft through the oil seal until the retaining ring on the inner shaft contacts the differential case side gear.
             3.4.2. Install the inner shaft into the differential case side gear by tapping the retaining ring into the retaining groove using a soft-faced mallet and until the retaining ring on the inner shaft is fully seated within the groove in the differential case side gear.
             3.4.3. Pull back on the inner shaft to ensure that the inner shaft is properly retained in the differential case side gear.
    3.5. Install differential carrier assembly. Refer to Differential Carrier Assembly Replacement .
    3.6. Install the wheel drive shaft to the inner shaft flange. Refer to Wheel Drive Shaft Replacement .
  7. Fill the differential carrier assembly with the proper fluid. Refer to Front Axle Lubricant Replacement .
  8. Lower the vehicle.