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HOMESERVICE MANUALSPONTIAC2008GRAND PRIX BASEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 43 (FRONT SUSPENSION)REPAIR INSTRUCTIONSLOWER CONTROL ARM REPLACEMENTINSTALLATION PROCEDURE
2008 Pontiac Grand Prix Base

Installation Procedure

2008 Pontiac Grand Prix BaseSECTION Installation Procedure
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the lower control arm.
    2. Fig 1: Lower Control Arm Bolts
    GM793280Courtesy of GENERAL MOTORS CORP.
  2. Install the lower control arm bolts.
    3. Fig 2: Positioning Lower Control Arm Washer Shoulder (4WD)
    GM392158Courtesy of GENERAL MOTORS CORP.
  3. Install the washers with the shoulder facing the arm.
    4. NOTE: Refer to Fastener Notice .
  4. Install the lower control arm retaining nuts.

    Tighten:  Tighten the nuts to 175 N.m (129 lb ft).

  5. Connect lower ball joint stud to the steering knuckle.
  6. Install the new nut to the lower ball joint stud.

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

  7. Install the torsion bars. Refer to Torsion Bar Replacement .
  8. Install the shock absorber lower nut and bolt. Refer to Shock Absorber Replacement .
  9. Install the wheel drive shaft. Refer to Wheel Drive Shaft Replacement .
  10. Install the stabilizer shaft links to the lower control arm. Refer to Stabilizer Shaft Link Replacement .
  11. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  12. Lower the vehicle.
  13. Verify the wheel alignment. Refer to Wheel Alignment Specifications .
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.