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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 916 (Front Suspension System) >> Repair Instructions >> Steering Knuckle Replacement (4WD) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE in General Information.
  2. Remove the tire and wheel. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION in Tires and Wheels.
  3. Remove the wheel hub and bearing. Refer to WHEEL HUB, BEARING, AND SEAL REPLACEMENT (RWD PICKUP)  or WHEEL HUB, BEARING, AND SEAL REPLACEMENT (4WD PICKUP AND UTILITIES) .
  4. Remove the cotter pin from the outer tie rod retaining nut.
  5. Remove the outer tie rod retaining nut.
  6. Remove the outer tie rod end from the steering knuckle using J 24319-B  .
  7. Remove the wheel speed sensor wiring harness bracket and brake hose bracket mounting bolts and nuts from the upper control arm.
  8. Disconnect the wheel speed sensor wiring harness bracket and brake hose bracket from the upper control arm.
    Fig 1: Wheel Speed Sensor Wiring Harness Bracket & Brake Hose Bracket
    G01467666Courtesy of GENERAL MOTORS CORP.
  9. Remove the cotter pin from the upper ball joint retaining nut.
  10. Remove the upper ball joint retaining nut.
  11. Using a pry bar, placed under the upper control arm and on top of the frame, pry upward.
  12. With the aid of a helper, carefully hammer on the steering knuckle in the area of the upper ball joint stud in order to release the stud from the steering knuckle.
  13. Remove the upper ball joint from the steering knuckle.
  14. Remove the cotter pin from the lower joint retaining nut.
  15. Remove the lower ball joint retaining nut.
  16. Disconnect the lower ball joint from the steering knuckle using J 43631  .
    Fig 2: Removing Upper Ball Joint From Steering Knuckle
    G01467667Courtesy of GENERAL MOTORS CORP.
  17. Remove the steering knuckle from the vehicle.
  18. Remove the steering knuckle seal.
    Fig 3: Steering Knuckle From Vehicle
    G01467668Courtesy of GENERAL MOTORS CORP.
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