GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Saturn 🢒 2002 🢒 L100/L200/LW200 🢒 Suspension 🢒 Rear Suspension 🢒 Rear Axle Lower Control Arm Replacement

Tools Required

    • KM-671 Bushing Remover/Installer
    • KM-906-B Bushing Remover/Installer

Removal Procedure

    Caution: Refer to Vehicle Lifting Caution in the Preface section.


    Object Number: 891528 Size: SH
  1. Raise the vehicle on the hoist.
  2. Remove the rear wheel and tire assembly.
  3. Remove the rear brake hose and bracket from the control arm.

    4. Object Number: 891530 Size: SH
  4. If equipped with rear disc brakes, remove the caliper mounting bolts.
  5. Remove the caliper. using mechanics wire, attach the caliper to the strut assembly.

    6. Object Number: 891501 Size: SH
  6. Remove the brake drum/rotor attachment screw.
  7. Remove the brake drum/rotor.

    8. Object Number: 891504 Size: SH
  8. If equipped, disconnect the ABS sensor harness.

    9. Object Number: 891507 Size: SH
  9. Remove the wheel hub-to-control arm nuts.
  10. Remove the hub from the vehicle.

    11. Object Number: 891533 Size: SH
  11. Disconnect the parking brake cable and remove the park brake cable support.

    12. Important: Vehicles with drum brakes, do not remove the wheel cylinder. Be sure to flex the brake line at the rubber hose only.

  12. Separate the backing plate from the control arm. Using mechanics wire, support the backing plate from the strut assembly.

    13. Object Number: 891980 Size: SH
  13. Remove the shock absorber-to-control arm bolt and discard the bolt.

    14. Object Number: 891515 Size: SH
  14. Remove the rear stabilizer bar link-to-rear control arm bolt.

    15. Object Number: 891547 Size: SH
  15. Loosen the rear suspension upper and lower control arm-to-rear axle control arm fasteners. Do not remove.

    16. Object Number: 891553 Size: SH
  16. Remove the rear axle control arm-to-body bolts and discard the bolts.
  17. Remove the upper and lower rear suspension control arm bolts and nuts. Discard the bolts and nuts.
  18. Remove the rear axle control arm from the vehicle.

Installation Procedure

    Object Number: 891553 Size: SH

    Important: A new nut and bolt must be used. Tighten retention of an old nut and bolt may not be sufficient.

    Important: Do not tighten the fastener at this time.

  1. Raise the control arm into the vehicle and install the new rear axle control arm bolts.

    2. Object Number: 891513 Size: SH

    Important: New nuts and bolts must be used. Tighten retention of the old nuts and bolts may not be sufficient.

  2. Install the upper and lower rear suspension control arms to the rear axle control arm bracket using the NEW bolts and nuts.
  3. Tighten the rear axle control arm bracket-to-body bolts.

    4. Tighten
    Tighten the rear axle control arm bracket-to-body bolts to 90 N·m (66 lb ft) + 30-45 degrees.

  4. Tighten the upper and lower control arm bolts to the rear axle control arm bracket.

    5. Tighten
    Tighten the rear suspension control arm-to-knuckle to 90 N·m (66 lb ft) + 60-75 degrees.


    Object Number: 891980 Size: SH

    Important: New bolts must be used as tighten retention of the old bolts may not be sufficient.

  5. Install the shock absorber to the rear axle control arm using a new bolt.

    6. Tighten
    Tighten the rear shock absorber-to-knuckle bolt to 150 N·m (110 lb ft) + 30-45 degrees.


    Object Number: 891515 Size: SH
  6. Install the stabilizer bar link to the control arm.

    7. Tighten
    Tighten the rear stabilizer bar-to-knuckle to 55 N·m (41 lb ft).


    Object Number: 891507 Size: SH
  7. Install the backing plat and the rear hub assembly to the control arm.

    8. Tighten
    Tighten the rear hub-to-knuckle to 50 N·m (37 lb ft) + 30-45 degrees.


    Object Number: 891501 Size: SH
  8. Install the rear drum/rotors assembly.
  9. Install the rear drum/rotor attachment screw.

    10. Tighten
    Tighten the rear brake drum-to-hub screw to 4 N·m (35 lb in).


    Object Number: 891530 Size: SH
  10. If equipped with rear disc brakes, install the rear brake calipers-to-rear axle control arm bolts.

    11. Tighten
    Tighten the rear caliper mounting bolts to 80 N·m (59 lb ft).


    Object Number: 891533 Size: SH
  11. Connect the park brake cable.
  12. Install the park brake cable support bracket.

    13. Tighten
    Tighten the park brake cable-to-rear knuckle to 8 N·m (71 lb in).


    Object Number: 891528 Size: SH
  13. Install the brake line bracket to the control arm.

    14. Tighten
    Tighten the rear brake line bracket-to-knuckle to 8 N·m (71 lb in).

    Notice: Refer to Wheel Installation Caution in the Preface section.

  14. Install the wheel and tire assemblies onto the hub.
  15. Install the wheel bolts and tighten in a star pattern.
    16. 15.1. Hand tighten all 5 wheel bolts.
    15.2. Use a torque wrench to tighten the wheel bolts using a star pattern.

    Tighten
    Tighten the wheel bolts first pass to 63 N·m (46 lb ft).

    15.3. Use a torque wrench to final tighten the wheel bolts using a star pattern.

    Tighten
    Tighten the wheel bolts final pass to 125 N·m (92 lb ft).

  16. Perform the vehicle wheel alignment. Refer to Wheel Alignment Specifications in Wheel Alignment.