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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 214 (Front Suspension System) >> Repair Instructions >> Steering Knuckle Replacement (4WD) >> Installation Procedure

Installation Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
  1. Clean all grease and contaminants from the tapered section and the threads of the upper ball joint, the lower ball joint, and the tie rod end.
  2. Clean and inspect the taper holes and the mounting surfaces of the steering knuckle. If any of the tapered holes are elongated, out of round, or damaged, replace the steering knuckle.
  3. Install the steering knuckle.
    Fig 1: Installing the steering knuckle
    G01269676Courtesy of GENERAL MOTORS CORP.
    NOTE: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
  4. Install the lower ball joint retaining nut.

    Tighten 

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

    Fig 2: Installing the lower ball joint retaining nut
    G01269677Courtesy of GENERAL MOTORS CORP.
  5. Install the upper ball joint retaining nut.

    Tighten 

    Tighten the retaining nut to 50 N.m (37 ft lbs).

    Fig 3: Installing the upper ball joint retaining nut
    G01269678Courtesy of GENERAL MOTORS CORP.
  6. Install the brake hose bracket to steering knuckle retaining bolt.

    Tighten 

    Tighten the retaining bolt to 10 N.m (88 lb in).

    Fig 4: Installing the brake hose bracket to steering knuckle retaining bolt
    G01269679Courtesy of GENERAL MOTORS CORP.
  7. Connect the outer tie rod to the steering knuckle.
    Fig 5: Connecting the outer tie rod to the steering knuckle
    G01269680Courtesy of GENERAL MOTORS CORP.
  8. Install the outer tie rod retaining nut.

    Tighten 

    Tighten the retaining nut to 63 N.m (47 lb in).

  9. Install the wheel hub and bearing. Refer to Wheel Hub, Bearing, and Seal Replacement (RWD)  or Wheel Hub, Bearing, and Seal Replacement (4WD) . .
  10. Install the wheel drive shaft. Refer to AXLE SHAFTS .
  11. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels .
  12. Load the torsion bars. Refer to Torsion Bar and Support Assembly Replacement .
  13. Lower the vehicle.
  14. Align the vehicle. Refer to SPECIFICATIONS .
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