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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 734 (Front Suspension System) >> Repair Instructions >> Steering Knuckle Replacement (RWD) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect the steering knuckle to the lower ball joint. Press the steering knuckle onto the lower ball joint until the lower ball joint is fully seated.
  2. Connect the steering knuckle to the upper ball joint. Lower the upper control arm in order to seat the upper ball joint into the steering knuckle.
  3. Install the upper and lower ball joint retaining nuts.
    • Tighten the upper ball joint retaining nut to 83 N.m (61 lb ft).
    • Tighten the lower ball joint retaining nut to 125 N.m (90 lb ft).
  4. Install new cotter pins. Tighten the upper and lower ball joint nuts up to an additional 1/6 amount to insert the cotter pin through the nuts. Bend the cotter pin flat against the nut.
  5. Install the steering knuckle gasket, if necessary.
  6. Connect the outer tie rod to the steering knuckle.
  7. Install the outer tie rod retaining nut. Tighten the outer tie rod retaining nut to 47 N.m (35 lb ft).
  8. Install the rotor/hub assembly. Refer to Wheel Hub, Bearing & Seal Replacement (AWD)  or Wheel Hub, Bearing & Seal Replacement (RWD)  .
  9. Install the tire and wheel.
  10. Remove the safety stand from the lower control arm.
  11. Lower the vehicle.
  12. Check the front wheel alignment. Refer to MEASURING WHEEL ALIGNMENT .
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