GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 198531  Size: MH
  1. Remove the bolts (13).
  2. Remove the bearing straps (12).
  3. Remove the cap screws (2).
  4. Remove the bearing assemblies (1), as required.
  5. Remove the journal (15) from the yoke (4).
  6. Remove the lubrication fitting (14, 16).
  7. Clean the lubricant passages in the journal cross.
  8. Notice: Clean bearings in clean mineral spirits paint thinner, or equivalent. Do not spin dry bearings. Bearings can be damaged by use of wrong cleaning solvents and rough handling.

  9. Clean the needle bearings and the cages.
  10. Inspect the bearings for excessive looseness or brinelling. Replace the journal (15) and the bearings, if the bearings are worn, damaged or brinelled.
  11. Inspect the yokes for the following conditions:
  12. • Nicks
    • Burrs
    • Damaged threads
  13. Remove the nicks and burrs using a fine file or stone. Chase damaged threads using a bottoming tap.
  14. Inspect the bearing cage seals for wear or damage.

Installation Procedure


    Object Number: 198531  Size: MH
  1. Install the journal (15) into the yoke (4).
  2. Install the bearing assemblies (1), if required.
  3. Install the bolts (13).
  4. Install the bearing straps (12).
  5. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  6. Install the universal joint cap screws (2), if equipped.
  7. Tighten

        • For series 1480, 1550, and 1610, tighten the bolts to 54 N·m (40 lb ft).
        • For series 1710 and 1710 HD, tighten the bolts to 136 N·m (100 lb ft).
        • Tighten the cap screws to 44 N·m (33 lb ft).
  8. Install the new lubrication fitting (14, 16).
  9. Apply lubricant through the new lubrication fitting. Refer to Propeller Shaft Assembly Component Lubrication .