GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Notice: Refer to Wheel Drive Shaft Handling Notice in the Preface section.

  1. Remove the wheel drive shaft. Refer to Wheel Drive Shaft Replacement
  2. Notice: Refer to Wheel Drive Shaft Service Notice in the Preface section.


    Object Number: 175575  Size: SH
  3. Place an index mark (reference mark) (3) on the inner joint (1) and the wheel drive shaft (2) to ensure correct assembly.
  4. Notice: Refer to Wheel Drive Shaft Damage Notice in the Preface section.


    Object Number: 175600  Size: SH
  5. Remove the inner boot band (2) from the inner boot (1).
  6. Remove the outer boot band from the inner boot.

  7. Object Number: 175601  Size: SH
  8. Remove the inner joint housing (1) from the Tri-Pot joint spider (2).

  9. Object Number: 175602  Size: SH
  10. Place an index mark (reference mark) (3) on the Tri-Pot joint spider (1) and the wheel drive shaft (2) to ensure correct assembly.

  11. Object Number: 175603  Size: SH
  12. Remove the snap ring (2) from the wheel drive shaft.

  13. Object Number: 237886  Size: SH
  14. Remove the Tri-Pot joint spider (1) from the wheel drive shaft.
  15. Remove the boot from the wheel drive shaft.
  16. Notice: Do not clean the wheel drive shaft boot(s) in solvent. Cleaning the wheel drive shaft boot(s) in degreaser or other solvents can cause the boot(s) to deteriorate. Use only a clean, dry, solvent-free cloth to clean the wheel drive shaft boot(s).

  17. Clean the inner boot with a clean, dry, solvent-free cloth.
  18. Notice: Do not wash the Tri-Pot joint spider in solvent or degreaser. Washing the Tri-Pot joint spider in solvent or degreaser will remove all of the lubrication in the spider's needle bearings. Use only a clean, dry, solvent-free rag to clean the Tri-Pot spider assembly.

  19. Clean the Tri-Pot joint spider with a clean, dry solvent-free cloth.
  20. Important: Do not disassemble the wheel-side joint. If any abnormality is found in the joint, replace it as an assembly. If any abnormality is found in the double offset joint components, the double offset joint must be replaced as an assembly.

  21. Inspect the inner boot for tears, damage or fatigue. Replace as necessary.
  22. Inspect the Tri-Pot joint spider for excessive wear or damage. If any excessive wear, damage or abnormality is found, replace the Tri-Pot joint as an assembly.

Installation Procedure

  1. Install the inner boot onto the wheel drive shaft.

  2. Object Number: 175597  Size: SH
  3. Install the inner shaft boot band (3) onto the inner boot (2).

  4. Object Number: 175602  Size: SH
  5. Install the Tri-Pot joint spider (1) onto the wheel drive shaft (2) aligning the reference marks (3) made during disassembly.

  6. Object Number: 175603  Size: SH
  7. Secure the spider with the Tri-Pot joint spider snap ring (2).

  8. Object Number: 237867  Size: SH
  9. Pack the inner joint housing with 80 to 100 g (2.8 to 3.5 oz) of the lubricant provided in the Tri-Pot joint boot kit.

  10. Object Number: 237897  Size: SH
  11. Install the inner joint housing (2) onto the Tri-Pot joint spider.
  12. Install the inner boot band onto the inner boot.
  13. Inspect both boots for distortion or dents. Correct by pulling outward on the boot in the desired areas until all boot deformation is corrected.
  14. Install the wheel drive shaft. Refer to Wheel Drive Shaft Replacement