GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 2009 🢒 Ascender - 2WD 🢒 Suspension 🢒 Air Suspension 🢒 Rear Axle Upper Control Arm Replacement

Removal Procedure

    Object Number: 731569 Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation.
  3. Remove the wheelhouse panel. Refer to Wheelhouse Panel Replacement.
  4. Raise and support the rear axle at the designed D-height. Refer to Trim Height Specifications.
  5. If equipped with air suspension, depressurize the air suspension system. Refer to Air Suspension Depressurization.
  6. If equipped with air suspension, disconnect the air suspension leveling sensor link from the rear axle upper control arm.

    7. Object Number: 731576 Size: SH
  7. Remove the rear axle upper control arm to axle mounting bolt and nut.

    8. Object Number: 731610 Size: SH
  8. Remove the rear axle upper control arm to frame mounting bolt.
  9. Remove the rear axle upper control arm.

Installation Procedure

    Object Number: 731610 Size: SH
  1. Install the rear axle upper control arm.
  2. Install the rear axle upper control arm to frame mounting bolt.

    3. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 731576 Size: SH
  3. Install the rear axle upper control arm to axle mounting nut and bolt.

    4. Tighten
    Tighten the rear axle upper control arm mounting bolts to 131 N·m (97 lb ft).


    Object Number: 731569 Size: SH
  4. If equipped with air suspension, connect the air suspension leveling sensor link to the rear axle upper control arm.
  5. Remove the rear axle support.
  6. Install the wheelhouse panel. Refer to Wheelhouse Panel Replacement.
  7. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation.
  8. Lower the vehicle.