GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 2003 🢒 Ascender - 4WD 🢒 Suspension 🢒 Front Suspension 🢒 Lower Control Arm Bracket Replacement

Removal Procedure

    Object Number: 731562 Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Remove the stabilizer shaft link lower retaining nut.
  4. Disconnect the stabilizer shaft link and washer from the lower control arm.

    5. Object Number: 744325 Size: SH
  5. Remove the lower control arm to lower control arm bracket mounting nuts.

    6. Important: Note the direction the bolts are removed for re-installation.

  6. Remove the lower control arm to lower control arm bracket mounting bolts.

    7. Object Number: 792368 Size: SH

    Important: Take care not to disengage the axle shaft from the transmission.

  7. Pivot the lower control arm outward and downward for access to the lower control arm bracket.
  8. Remove the lower control arm bracket mounting bolts from the frame.
  9. Remove the lower control arm bracket from the vehicle.

Installation Procedure

    Object Number: 792368 Size: SH
  1. Install the lower control arm bracket to the vehicle.

    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.

  2. Install the lower control arm bracket mounting bolts to the frame.

    3. Tighten

        • Tighten the front lower control arm bracket mounting bolt to 260 N·m (192 lb ft).
        • Tighten the rear lower control arm bracket mounting bolts to 240 N·m (177 lb ft).
  3. Install the lower control arm to the lower control arm bracket.

    4. Object Number: 744325 Size: SH
  4. Install the lower control arm to lower control arm bracket mounting bolts.

    5. Important: Ensure that the lower control arm is parallel to the lower control arm bracket during the installation and tightening of the lower control arm mounting bolts and nuts. This will ensure correct alignment of the lower control arm bushings.

  5. Install the lower control arm to lower control arm bracket mounting nuts.

    6. Tighten
    Tighten the nuts to 110 N·m (81 lb ft).


    Object Number: 731562 Size: SH

    Important: There is a washer between the stabilizer shaft link and the lower control arm made of harded steel and has a felt inner liner. Only replace this washer with an identical washer, standard washers should not be used.

  6. Install the stabilizer shaft link and washer to the lower control arm.
  7. Install the stabilizer shaft link retaining nut.

    8. Tighten
    Tighten the nut to 100 N·m (74 lb ft).

  8. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  9. Lower the vehicle.
  10. Check the front wheel alignment. Refer to Wheel Alignment Specifications in Wheel alignment.