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Home › Cadillac › 2003 › DeVille Base › Repair and Diagnosis › Steering › Power Steering System › Repair Instructions › Power Steering Gear Replacement › Installation Procedure

Installation Procedure

  1. Install the rack and pinion to the vehicle.
  2. Raise the rear portion of the frame.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the frame mounting bolts.

    Tighten 

    Tighten the frame mounting bolts to 192 N.m (142 lb ft).

    Fig 1: Installing Frame Mounting Bolts
    G02139773Courtesy of GENERAL MOTORS CORP.
  4. Install the transmission mount mounting nuts (1).

    Tighten 

    Tighten the transmission mounting nuts (1) to 40 N.m (30 lb ft).

    Fig 2: Installing Transmission Mount Mounting Nuts
    G02139774Courtesy of GENERAL MOTORS CORP.
  5. Install the rack and pinion mounting bolts.

    Tighten 

    Tighten the rack and pinion mounting bolts to 95 N.m (70 lb ft).

    Fig 3: Installing Rack And Pinion Mounting Bolts
    G02139775Courtesy of GENERAL MOTORS CORP.
  6. Install the power steering pressure and return hoses to the power steering gear.

    Tighten 

    Tighten the power steering pressure and return hoses to 27 N.m (20 lb ft).

  7. Remove the drain pan from under the vehicle.
  8. Connect the variable effort steering electrical connector.
  9. Install the power steering gear heat shield. Refer to POWER STEERING GEAR HEAT SHIELD REPLACEMENT  .
    Fig 4: Installing Power Steering Pressure And Return Hoses
    G02139776Courtesy of GENERAL MOTORS CORP.
  10. Install the outer tie rods to the steering knuckles.
  11. Install the outer tie rods retaining nuts.

    Tighten 

    • Tighten the outer tie rod retaining nut (2) to 47 N.m (35 lb ft).
    • Tighten the outer tie rod retaining nut (2) up to 1/6 additional turn, or 70 N.m (52 lb ft) maximum.
      Fig 5: Tightening Outer Tie Rod Retaining Nut
      G02139777Courtesy of GENERAL MOTORS CORP.
  12. Install the intermediate shaft to the steering gear.
  13. Install the intermediate shaft pinch bolt.

    Tighten 

    Tighten the intermediate shaft pinch bolt to 45 N.m (33 lb ft).

  14. Install the tires and wheels. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION in Tires and Wheels.
  15. Lower the vehicle.
    Fig 6: Installing Intermediate Shaft Pinch Bolt
    G02139778Courtesy of GENERAL MOTORS CORP.
  16. Remove J 42640  from the steering column access hole.
  17. Bleed the power steering system. Refer to BLEEDING THE POWER STEERING SYSTEM  .
  18. Adjust front toe. Refer to FRONT TOE ADJUSTMENT in Wheel Alignment.
    Fig 7: Removing J 42640 From Steering Column Access Hole
    G02139779Courtesy of GENERAL MOTORS CORP.
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