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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) >> Removal Procedure

Removal 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. Raise the vehicle.
    CAUTION: Floor jack must remain under the lower control arm during removal and installation to retain the lower control arm in position. Failure to do so could result in personal injury.
  2. Support the lower control arm with a safety stand.
  3. Remove the tire and wheel.
  4. Remove the wheel hub and bearing assembly. Refer to Wheel Hub, Bearing & Seal Replacement (AWD)  or Wheel Hub, Bearing & Seal Replacement (RWD)  .
  5. Remove the outer tie rod to steering knuckle retaining nut.
    Fig 1: Removing Outer Tie Rod To Steering Knuckle Retaining Nut
    G02501659Courtesy of GENERAL MOTORS CORP.
  6. Disconnect the tie rod end from the steering knuckle using J 24319-B  .
    Fig 2: Disconnecting Tie Rod End From Steering Knuckle
    G02501660Courtesy of GENERAL MOTORS CORP.
  7. Remove the steering knuckle gasket only if the steering knuckle is being repaired or replaced.
    Fig 3: Steering Knuckle Gasket
    G02501661Courtesy of GENERAL MOTORS CORP.
  8. Remove the upper and lower control arms cotter pins and the retaining nuts.
    Fig 4: Upper & Lower Control Arms Cotter Pins & Retaining Nuts
    G02501662Courtesy of GENERAL MOTORS CORP.
  9. Remove the upper ball joint stud from the steering knuckle using J 23742  .
    10. Fig 5: Removing Upper Ball Joint Stud From Steering Knuckle
    G02501663Courtesy of GENERAL MOTORS CORP.
  10. Raise the upper control arm. Disengage the upper ball joint from the steering knuckle.
  11. Disconnect the steering knuckle from the lower ball joint using J 23742. 
  12. Remove the steering knuckle from the vehicle.
  13. Clean the steering knuckle with solvent, then air dry.
  14. Inspect the steering knuckle tapered holes that attach to the ball joints and the outer tie rod. Replace the steering knuckle if any of the 3 holes are out-of-round, deformed, or damaged.
  15. Inspect the spindle for wear or damage.
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