GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 159366  Size: SH
  1. Release the park brake.
  2. Raise the vehicle and support the vehicle with safety stands. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Reference mark the center bearing (5) to the crossmember (2).
  4. Remove the nuts (1), washers, and bolts (3) from the center bearing.

  5. Object Number: 729997  Size: SH
  6. Remove the bolts and the universal joint retainers from the transmission yoke.
  7. Reference mark the front propeller shaft to the transmission yoke.
  8. Remove the front propeller shaft from the transmission yoke.
  9. Tape the bearing cups to the universal joint to prevent the loss of the needle bearings.
  10. Position the front propeller shaft to provide access to the park brake drum.
  11. Remove the park brake drum to transmission yoke bolts.
  12. Remove the park brake drum.

Installation Procedure


    Object Number: 729997  Size: SH
  1. Install the park brake drum.
  2. 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.

  3. Install the park brake drum to transmission yoke bolts.
  4. Tighten
    Tighten the bolts to 37 N·m (27 lb ft).

  5. Remove the tape from the bearing cups on the universal joint.
  6. Align the front propeller shaft to the reference marks on the transmission yoke.
  7. Install the front propeller shaft to the transmission yoke.
  8. Install the universal joint retainers and the bolts to the transmission yoke.
  9. Tighten
    Tighten the bolts to 37 N·m (27 lb ft).


    Object Number: 159366  Size: SH
  10. Align the center bearing to the reference marks on the crossmember (2).
  11. Install the bolts (3), washers, and nuts (1) to the center bearing (5).
  12. Tighten
    Tighten the bolts to 40 N·m (30 lb ft).

  13. Adjust the park brake cable. Refer to Park Brake Adjustment .
  14. Lower the vehicle.