GM Service Manual Online
For 1990-2009 cars only

Axle Shaft Oil Seal Replacement Left Side

Removal Procedure

Tools Required

    • J 37780 Axle Shaft Remover
    • J 26941 Knuckle Seal Remover
    • J 29369-1 Axle Bearing Remover
    • J 23907 Slide Hammer
  1. Raise the vehicle. Support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the left drive axle shaft from the vehicle. Refer to Wheel Drive Shaft Replacement - Left Side .
  3. Use the following steps in order to remove the left inner axle shaft from the front axle housing:
  4. 3.1. Install the J 37780 between the front axle housing and the left inner angle shaft flange.
    3.2. Gently tap the left inner shaft away from and out of the housing.

    Object Number: 174551  Size: SH
  5. Use the following steps in order to remove the left inner axle shaft oil seal (1) from the front axle housing:
  6. 4.1. Install the J 26941 into the left inner axle shaft oil seal (1) .
    4.2. Tighten the thumb screw on the J 26941 in order to ensure that the J 26941 has a firm grasp on the left inner axle shaft oil seal (1).
    4.3. Attach the J 23907 onto the J 26941 .
    4.4. Gently tap the left inner shaft oil seal (1) out of the front axle housing.

Installation Procedure

Tools Required

    • J 37770 Axle Shaft Oil Seal Installer
    • J 8092 Driver Handle

    Object Number: 174553  Size: SH

    Important: The right and left axle shaft oil seals (2) are designed to be installed into the front axle housing at different depths. The J 37770 is 2 sided and is stamped with the letters R and L to ensure the correct axle shaft oil seal installation. If either axle shaft seal is incorrectly installed, damage to the seal and/or internal components due to leakage may result.

  1. Install the left drive axle shaft into the vehicle. Refer to Wheel Drive Shaft Replacement - Left Side .
  2. Lower the vehicle.

Axle Shaft Oil Seal Replacement Right Side

Removal Procedure

Tools Required

    • J 26941 Knuckle Seal Remover
    • J 23907 Slide Hammer
  1. Raise the vehicle. Support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the right front axle drive shaft from the vehicle. Refer to Wheel Drive Shaft Replacement - Right Side .

  3. Object Number: 174588  Size: SH
  4. Use the following steps in order to remove the right drive axle shaft oil seal (1) from the front axle housing (2):
  5. 3.1. Install the J 26941 into the tight drive axle shaft oil seal (1).
    3.2. Tighten the thumb screw on the J 26941 in order to ensure that the J 26941 has a firm grasp on the right drive axle shaft oil seal.
    3.3. Attach the J 23907 into the J 26941 .
    3.4. Gently tap the right drive axle shaft oil seal (1) out of the front axle housing (2)
  6. Inspect the right drive axle shaft surface at the point where the right drive axle shaft oil seal contacts the shaft surface. Inspect the shaft surface for the following conditions:
  7. • Scoring
    • Burrs
    • Replace the shaft if the surface displays the above conditions.

Installation Procedure

Tools Required

    • J 37770 Axle Shaft Oil Seal Installer
    • J 8092 Driver Handle

    Object Number: 174553  Size: SH

    Important: The right and left axle shaft oil seals are designed to be installed into the front axle housing at different depths. The J 37770 is 2 sided and is stamped with the letters R and L to ensure the correct axle shaft oil seal installation. If either axle shaft seal is incorrectly installed, damage to the seal and/or internal components due to leakage may result.

  1. Install the new right drive axle shaft oil seal (1) into the front axle housing (2) using the J 37770 with the J 8092 .
  2. Install the right drive axle shaft into the vehicle. Refer to Wheel Drive Shaft Replacement - Right Side .
  3. Lower the vehicle.