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Home >> Cadillac >> 2011 >> STS AWD >> Repair and Diagnosis >> Steering >> Power Steering System >> Repair Instructions >> Steering Gear Replacement >> Installation Procedure
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Installation Procedure

  1. Position the power steering gear in the vehicle through the left wheel opening.
    2. Fig 1: View Of Power Steering Gear Mounting Bolts
    GM874631Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  2. Install the power steering gear retaining bolts and tighten to 180 N.m (133 lb ft).
  3. If equipped with AWD, perform the following steps:
    1. Lower the differential housing.
      2. Fig 2: View Of Engine Mount Lower Retaining Nuts
      GM1067552Courtesy of GENERAL MOTORS COMPANY
    2. Install the right lower engine mount to frame nut and tighten to 80 N.m (59 lb ft).
    3. Remove the support from the bottom of the differential housing.
    4. Fig 3: Power Steering Gear & Hoses
    GM2176697Courtesy of GENERAL MOTORS COMPANY
  4. Connect the power steering hoses (1, 3) to the power steering gear.
    5. Fig 4: View Of Power Steering Gear Inlet Hose-To-Power Steering Gear Retaining Bolt
    GM1301495Courtesy of GENERAL MOTORS COMPANY
  5. Install the power steering hoses to power steering gear retaining bolt and tighten to 23 N.m(17 lb ft).
    6. Fig 5: View Of Outer Tie Rod Retaining Nuts
    GM886244Courtesy of GENERAL MOTORS COMPANY
  6. Connect the outer tie rods to the steering knuckles.
  7. Install the outer tie rod nuts and tighten to 70 N.m (52 lb ft)
    8. Fig 6: View Of Variable Effort Steering Electrical Connector
    GM909110Courtesy of GENERAL MOTORS COMPANY
  8. Connect the variable effort steering harness connector.
    9. Fig 7: View Of Intermediate Shaft Lower Pinch Bolt
    GM907425Courtesy of GENERAL MOTORS COMPANY
  9. Connect the intermediate shaft to the power steering gear.
  10. Install the intermediate shaft lower pinch bolt and tighten to 50 N.m (37 lb ft).
  11. Install the left side engine splash shield. Refer to Engine Splash Shield Replacement .
  12. Install the tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation .
  13. If you removed the front air deflector, install the front air deflector. Refer to Front Air Deflector Replacement .
  14. Lower the vehicle.
    15. Fig 8: Locking/Unlocking Steering Column
    GM333146Courtesy of GENERAL MOTORS COMPANY
  15. Remove the J-42640  pinfrom the steering column.
  16. Fill and bleed the power steering system. Refer to Power Steering System Bleeding .
  17. Remove the drain pans from under the vehicle.
  18. Measure and adjust the front toe. Refer to Wheel Alignment - Steering Wheel Angle and/or Front Toe Adjustment .
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