GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 Envoy - 2WD 🢒 Suspension 🢒 Suspension General Diagnosis 🢒 Lower Control Arm Replacement

Removal Procedure
  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 outer tie rod from the steering knuckle. Refer to Rack and Pinion Outer Tie Rod End Replacement.
  4. Remove the stabilizer shaft link from the lower control arm. Refer to Stabilizer Shaft Link Replacement.
  5. Remove the shock module yoke lower from the lower control arm. Refer to Front Shock Absorber Yoke Replacement.
  6. Remove the lower ball joint from the lower control arm. Refer to Lower Control Arm Ball Joint Replacement.

    7. Object Number: 1685565 Size: SH
  7. Remove the lower control arm to lower control arm bracket mounting nuts.

    8. Important: Note the direction the bolts are removed for installation.

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

    9. Important: Take care not to disengage the axle shaft from the transmission (4WD only).

  9. Pivot the lower control arm outward and downward in order to disconnect the lower control arm from the lower control arm bracket.

    10. Important: Ensure that the spacer stays in position on the front control arm bracket front bushing.

  10. Remove the lower control arm from the vehicle.

Installation Procedure

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


    Object Number: 1685565 Size: SH
  1. Position the lower control arm ball joint stud to the steering knuckle.

    2. Important: Ensure that the spacer stays in position on the front control arm bracket front bushing.

  2. Pivot the lower control arm outward and upward in order to connect the lower control arm to the lower control arm bracket.
  3. Install the lower control arm to lower control arm bracket mounting bolts.

    4. Notice: Refer to Fastener Notice in the Preface section.

    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.

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

    5. Tighten
    Tighten the nuts to 130 N·m (96 lb ft).

  5. Install the shock module yoke to the lower control arm. Refer to Front Shock Absorber Yoke Replacement.
  6. Install the lower ball joint to the steering knuckle. Refer to Lower Control Arm Ball Joint Replacement.
  7. Install the stabilizer shaft link. Refer to Stabilizer Shaft Link Replacement.
  8. Install the outer tie rod to the steering knuckle. Refer to Rack and Pinion Outer Tie Rod End Replacement.
  9. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation.
  10. Lower the vehicle.
  11. Inspect the front wheel alignment. Refer to Wheel Alignment Specifications.