GM Service Manual Online
For 1990-2009 cars only

Shock Absorber Replacement RWD

Removal Procedure


    Object Number: 160827  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Support the lower control arm with a jack stand.

  3. Object Number: 830490  Size: SH
  4. Remove the shock absorber nut and bushing.

  5. Object Number: 830472  Size: SH
  6. Remove the shock absorber lower mounting bolts.
  7. Remove the shock absorber from the vehicle.

Installation Procedure


    Object Number: 830472  Size: SH
  1. Install the shock absorber to the vehicle.
  2. Align the shock absorber with the mounting holes in the lower control arm.
  3. 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.

  4. Install the shock absorber lower mounting bolts.
  5. Tighten
    Tighten the bolts to 25 N·m (18 lb ft).


    Object Number: 830490  Size: SH
  6. Install the shock absorber upper retaining nut and bushing.
  7. Tighten
    Tighten the nut to 20 N·m (15 lb ft).

  8. Remove the safety stands.
  9. Lower the vehicle.
  10. Dispose of the shock absorber. Refer to Shock Absorber Disposal .

Shock Absorber Replacement 4WD

Removal Procedure


    Object Number: 160827  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Support the lower control arm with a jack stand.

  3. Object Number: 830490  Size: SH
  4. Remove the shock absorber upper retaining nut and bushing.

  5. Object Number: 830489  Size: SH
  6. Remove the shock absorber lower mounting bolt.
  7. Remove the shock absorber.

Installation Procedure


    Object Number: 830489  Size: SH
  1. Install the shock absorber. Insert the stem through the hole in the shock tower.
  2. Align the shock absorber with the mounting holes in the lower control arm.
  3. 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.

  4. Install the shock absorber lower mounting bolt and nut.
  5. Tighten
    Tighten the nut to 80 N·m (59 lb ft).


    Object Number: 830490  Size: SH
  6. Install the shock absorber upper retaining nut and bushing.
  7. Tighten
    Tighten the nut to 20 N·m (15 lb ft).

  8. Remove the safety stands.
  9. Lower the vehicle.
  10. Dispose of the shock absorber. Refer to Shock Absorber Disposal .