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Removal Procedure

    Fig 1: Identifying J 42640
    GM333146Courtesy of GENERAL MOTORS CORP.
    CAUTION: With wheels of the vehicle facing straight ahead, secure the steering wheel utilizing steering column anti-rotation pin, steering column lock, or a strap to prevent rotation. Locking of the steering column will prevent damage and a possible malfunction of the SIR system. The steering wheel must be secured in position before disconnecting the following components:
    • The steering column
    • The intermediate shaft(s)
    • The steering gear

    After disconnecting these components, do not rotate the steering wheel or move the front tires and wheels. Failure to follow this procedure may cause the SIR coil assembly to become un-centered and cause possible damage to the SIR coil. If you think the SIR coil has became un-centered, refer to your specific SIR coil's centering procedure to re-center SIR Coil.
  1. Insert J-42640:  pin into the steering column access hole in order to lock the steering column.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Place a drain pan under the vehicle.
    4. Fig 2: View Of Steering Rack Assembly
    GM454261Courtesy of GENERAL MOTORS CORP.
  4. Remove the tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation .
    5. Fig 3: View Of Intermediate Steering Shaft To Power Steering Gear Stub Shaft
    GM294371Courtesy of GENERAL MOTORS CORP.
    WARNING: Failure to disconnect the intermediate shaft from the rack and pinion steering gear stub shaft can result in damage to the steering gear and/or intermediate shaft. This damage may cause loss of steering control which could result in an accident and possible personal injury.
  5. Remove the lower pinch bolt from the power steering gear stub shaft (2).
  6. Remove the intermediate steering shaft from the power steering gear stub shaft.
  7. Remove both of the tie rod ends from the steering knuckles. Refer to Steering Linkage Outer Tie Rod Replacement .
    8. Fig 4: View Of Rear Of Frame
    GM282087Courtesy of GENERAL MOTORS CORP.
  8. Support the rear of the frame (3) using jackstands.
  9. Remove the frame bolts from the rear of the frame. Refer to Frame Replacement .
    10. CAUTION: Do not lower the rear of the frame too far as damage to the engine components nearest to the cowl may result.
  10. Lower the rear of the frame (3).
  11. Remove the power steering pressure hose from the power steering gear. Refer to Power Steering Pressure Pipe/Hose Replacement (LZ4/LZE/LZ9) .
  12. Remove the power steering return hose from the power steering gear. Refer to Power Steering Return Hose Replacement (LZ4/LZE/LZ9) .
  13. Remove the power steering gear mounting bolts (1) and nuts (4).
    14. Fig 5: View Of Power Steering Gear
    GM454257Courtesy of GENERAL MOTORS CORP.
  14. Remove the power steering gear through the left wheel opening.
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