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Home >> Chevrolet >> 2013 >> Impala LS >> Repair and Diagnosis >> Steering >> Power Steering System >> Repair Instructions >> Steering Gear Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: Locking/Unlocking Steering Column
    GM333146Courtesy of GENERAL MOTORS COMPANY
    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 become un-centered, refer to your specific SIR coil's centering procedure to re-center SIR Coil.

  1. Insert the J-42640  pin into the steering column access hole in order to lock the steering column.
  2. Place drain pans under the vehicle.
  3. Remove as much power steering fluid from the reservoir as possible.
  4. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  5. Remove the front tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation .
  6. Disconnect the intermediate steering shaft from the steering gear pinion shaft. Refer to Intermediate Steering Shaft Replacement .
  7. Disconnect both of the outer tie rods from the steering knuckles. Refer to Steering Linkage Outer Tie Rod Replacement .
  8. Remove the rear engine mount. Refer to Engine Rear Mount Replacement .
    9. Fig 2: Steering Gear Bolts And Nuts
    GM2632521Courtesy of GENERAL MOTORS COMPANY
  9. Remove the 2 steering gear bolts (1, 3) and the 2 nuts (2, 4).
    10. Fig 3: Power Steering Fluid Cooling Pipe
    GM2635314Courtesy of GENERAL MOTORS COMPANY
  10. On the right side of the frame, disconnect the 2 retainers and the power steering fluid cooling pipe (1) from the frame.
    11. CAUTION:

    Do not lower the rear of the frame too far as damage to the engine components nearest to the cowl may result.

  11. Lower the rear of the frame in order to access the steering gear. Refer to Frame Replacement .
  12. Disconnect the power steering gear inlet hose from the steering gear. Refer to Power Steering Gear Inlet Pipe/Hose Replacement .
  13. Remove the steering gear inlet hose O-ring seal.

    Discard the seal.

  14. Disconnect the power steering fluid cooling pipe from the steering gear. Refer to Power Steering Fluid Cooling Pipe Replacement .
  15. Remove the power steering fluid cooling pipe O-ring seal.

    Discard the seal.

    16. Fig 4: Steering Gear
    GM2632748Courtesy of GENERAL MOTORS COMPANY
  16. Remove the steering gear (1) through the left wheel opening.
  17. Transfer components as necessary.
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