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Home >> Chevrolet >> 2004 >> Astro Van Cargo, AWD >> Repair and Diagnosis >> Suspension >> Front Suspension >> Front Suspension System >> Repair Instructions >> Upper Control Arm Replacement (AWD) >> Removal Procedure

Removal Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    CAUTION: Refer to Floor Jack Caution in Cautions and Notices.
  2. Support the lower control arm with safety stands.
    Fig 1: Supporting Lower Control Arm With Jack Stand
    GM160827Courtesy of GENERAL MOTORS CORP.
  3. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  4. Remove the brake hose bracket retaining nut and bolt.
    Fig 2: Locating Brake Hose Bracket Mounting Bolt & Nut
    GM178929Courtesy of GENERAL MOTORS CORP.
  5. Remove the speed sensor bracket retaining nut and bolt.
    Fig 3: Identifying Speed Sensor Bracket Mounting Bolt & Nut
    GM188289Courtesy of GENERAL MOTORS CORP.
  6. Remove the upper ball joint cotter pin and retaining nut.
    Fig 4: Locating Upper Ball Joint Retaining Nut & Cotter Pin
    GM689207Courtesy of GENERAL MOTORS CORP.
  7. Install the J 36607  to the upper ball joint and steering knuckle.
    Fig 5: Disconnecting The Upper Ball Joint From The Steering Knuckle Using J 36607
    GM130908Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the upper ball joint from the steering knuckle using J 36607  .
  9. Remove the upper control arm nuts, the cams, and the mounting bolts.
    Fig 6: View Of Upper Control Arm Nuts, Cams & Mounting Bolts
    GM165101Courtesy of GENERAL MOTORS CORP.
  10. Remove the upper control arm.