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Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Lower Control Arm Bolts And Nuts
    GM620314Courtesy of GENERAL MOTORS CORP.
  1. Install the lower control arm.
  2. Install the control arm bolts and nuts. Hand tighten only.
    3. IMPORTANT: Align the ball stud cotter pin hole parallel to the knuckle in order to ease the cotter pin installation.
  3. Install the ball stud to the knuckle.
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the ball stud castle nut.

    Tighten:  Tighten the ball stud castle nut to 55 N.m (40 lb ft).

    5. Fig 2: Aligning Ball Stud Castle Nut Slot To The Ball Stud Cotter Pin Hole
    GM384426Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do not loosen the ball stud nut in order to align the ball stud nut slots to the ball stud cotter pin hole.
  5. If necessary, tighten the ball stud castle nut in order to align the ball stud castle nut slot (1) to the ball stud cotter pin hole (2) as shown.
    6. Fig 3: Securing Cotter Pin In Ball Joint Castle Nut
    GM384428Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Ensure that the cotter pin ends do not contact the ABS sensor connector or the drive axle.
  6. Install a new cotter pin and bend the ends as shown in either example.
  7. Install the stabilizer shaft link. Refer to Stabilizer Shaft Link Replacement .
    8. Fig 4: Locating Wheel Speed Sensor Wiring Harness On Lower Control Arm
    GM625610Courtesy of GENERAL MOTORS CORP.
  8. Install the wheel speed sensor harness to the lower control arm.
    9. IMPORTANT: This is a prevailing torque type fastener. This fastener may be reused only if:
    • The fastener and its counterpart are clean and free from rust
    • The fastener develops 3 N.m (27 lb in) of torque (drag) against its counterpart prior to the fastener seating

    If the fastener does not meet these criteria, REPLACE the fastener.
  9. Install the lower control arm nuts.

    Tighten:  Tighten the lower control arm nuts to 104 N.m (77 lb ft).

  10. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  11. Lower the vehicle.
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