GM Service Manual Online
For 1990-2009 cars only

    Object Number: 181239  Size: SH
  1. Inspect the driveline torque arm (5) at the drive axle (1) for looseness, damage, and/or deformities which may be altering the driveline working angles. If the torque arm exhibited any of these conditions, it requires tightening, repair, or replacement.

  2. Object Number: 483066  Size: SH
  3. Inspect the front propeller shaft support bearing assembly (2) for damaged rubber components, worn bearings, or a damaged/cracked bracket which could be affecting the angles of the propeller shafts.
  4. If the support bearing assembly exhibited any of these conditions, it requires replacement.
  5. Inspect the propeller shaft support bearing assembly (2) for loose or missing shims/washers, if equipped. Reinstall correctly or replace any shims/washers as necessary to ensure proper alignment of the support bearing assembly.

  6. Object Number: 181241  Size: SH
  7. Inspect the driveline torque arm (4) at the transmission (1) for damage and/or deformities which may be altering the driveline working angles. If torque arm exhibited any of these conditions, the torque arm requires repair or replacement.
  8. Inspect the driveline torque arm to transmission brackets and bushings (2, 3, 8) for looseness, damage, and/or deformities which may be altering the driveline working angles. If any of the brackets and/or bushings exhibited any of these conditions, the affected bracket/bushing requires replacement.
  9. Inspect the transmission mount for excessive wear, damage, and/or deformities which may be altering the driveline working angles. If the transmission mount exhibited any of these conditions, the mount requires replacement.