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Home >> Pontiac >> 2001 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1341 (Front Suspension System) >> Repair Instructions >> Lower Control Arm Replacement (4WD) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the lower control arm.
  2. Install the lower control arm 15-series bolts.
    3. Fig 1: Installer Lower Control Arm & 15-Series Bolts
    G01480090Courtesy of GENERAL MOTORS CORP.
  3. Install the lower control arm 25/35-series bolts.
    Fig 2: Install Lower Control Arm 25/35-Series Bolts
    G01480091Courtesy of GENERAL MOTORS CORP.
  4. Install the washers with the shoulder facing the arm.
    NOTE: Refer to FASTENER NOTICE .
  5. Install the lower control arm retaining nuts.

    Tighten 

    Tighten the nuts to 150 N.m (110 lb ft).

  6. Install the wheel drive shaft. Refer to WHEEL DRIVE SHAFT REPLACEMENT  .
    7. Fig 3: Install Washers & Retaining Nuts
    G01480092Courtesy of GENERAL MOTORS CORP.
  7. Connect lower ball joint stud to the steering knuckle.
  8. Install the retaining nut to the lower ball joint stud.

    Tighten 

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

  9. Install the torsion bars. Refer to Torsion Bar Replacement .
  10. Install the shock absorber lower nut and bolt. Refer to Shock Absorber Replacement (4WD)  or Shock Absorber Replacement (RWD) .
  11. Install the stabilizer shaft links to the lower control arm. Refer to Stabilizer Shaft Replacement .
    12. Fig 4: Install Lower Ball Joint Stud Retaining Nut
    G01480093Courtesy of GENERAL MOTORS CORP.
  12. Install the tire and wheel. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION  .
  13. Remove the safety stands.
  14. Lower the vehicle.
  15. Align the vehicle. Refer to MEASURING WHEEL ALIGNMENT (WITH REAR WHEEL STEERING)  or MEASURING WHEEL ALIGNMENT (WITHOUT REAR WHEEL STEERING)  .
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