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Home >> Cadillac >> 2007 >> STS Base, 4.6 A, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 22 (Frame And Underbody) >> Repair Instructions >> Front Frame Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.
  1. With the aid of an assistant, install the frame to the support fixture.
  2. Install the stabilizer shaft. Refer to Stabilizer Shaft Replacement .
  3. Install the lower control arms. Refer to Lower Control Arm Replacement .
  4. Ensure when lowering the body the following items are clear from the frame:
    • The brake pipes
    • The steering knuckle assembly
    • The wheel speed sensor electrical harness
  5. With the aid of an assistant, carefully lower the body to the frame.
  6. Install the frame mounting bolts (1-2).

    Tighten:  Tighten the bolts to 191 N.m (141 lb ft).

    NOTE: Refer to Fastener Notice .
    Fig 1: View Of Frame Mounting Bolts
    GM1577418Courtesy of GENERAL MOTORS CORP.
  7. Install the frame mounting bolts (3).

    Tighten:  Tighten the bolts to 250 N.m (185 lb ft).

  8. Raise the vehicle from the support table.
  9. Install the engine mount lower retaining nuts.

    Tighten:  Tighten the nuts to 80 N.m (59 lb ft).

    Fig 2: View Of Engine Mount Lower Retaining Nuts
    GM1067552Courtesy of GENERAL MOTORS CORP.
  10. Install the washer bottle to knuckle retaining bolts.

    Tighten:  Tighten the bolts to 6 N.m (53 lb ft).

  11. Install the yoke to shock retaining bolt.

    Tighten:  Tighten the bolt to 180 N.m (133 lb ft).

  12. Install the yoke to shock retaining nut.

    Tighten:  Tighten the nut to 180 N.m (133 lb ft).

  13. Install the upper ball joint retaining nut.

    Tighten:  Tighten the nut to 20 N.m (15 lb ft plus 210 degrees).

  14. Tighten the ABS module retaining nuts (2, 3).

    Tighten:  Tighten the nuts to 8 N.m (71 lb in).

    Fig 3: View Of ABS Module
    GM771978Courtesy of GENERAL MOTORS CORP.
  15. Connect the ABS module harness connector.
  16. Connect the brake lines (1) to the brake hoses (3).

    Tighten:  Tighten the fittings to 27 N.m (20 lb ft).

    Fig 4: View Of Brake Line Fitting
    GM753084Courtesy of GENERAL MOTORS CORP.
  17. Connect the intermediate shaft to the power steering gear.
    Fig 5: View Of Intermediate Shaft & Power Steering Gear
    GM907506Courtesy of GENERAL MOTORS CORP.
  18. Install the intermediate shaft to power steering gear retaining bolt.

    Tighten:  Tighten the bolt to 50 N.m (37 lb ft).

    Fig 6: View Of Intermediate Shaft-To-Power Steering Gear Pinch Bolt
    GM907408Courtesy of GENERAL MOTORS CORP.
  19. Connect the variable effort steering harness connector to the power steering gear.
    Fig 7: View Of Variable Effort Steering Electrical Connector
    GM909110Courtesy of GENERAL MOTORS CORP.
  20. Install the power steering pipes to the power steering gear.
  21. Install the power steering pipes to steering gear retaining bolt.

    Tighten:  Tighten the bolt to 23 N.m (17 lb ft).

    Fig 8: View Of Power Steering Pipes-To-Steering Gear Retaining Bolt
    GM908651Courtesy of GENERAL MOTORS CORP.
  22. Install a new tie strap to the power steering pressure hose and the electrical harness.
  23. Install the power steering cooler to the air conditioning condenser.
  24. Install the power steering cooler bracket to air conditioning condenser retaining bolts.

    Tighten:  Tighten the bolts to 9 N.m (80 lb in).

    Fig 9: View Of Power Steering Cooler Bracket-To-Air Conditioning Condenser Retaining Bolts
    GM908531Courtesy of GENERAL MOTORS CORP.
  25. Install the ECM bracket.
  26. Install the ECM bracket retaining bolts.

    Tighten:  Tighten the bolts to 9 N.m (80 lb in).

  27. Install the ECM. Refer to Engine Control Module Replacement for the 3.6L (LY7) engine or Engine Control Module Replacement for the 4.6L (LH2) engine.
  28. Install the power steering pressure hose to frame retaining bolts.

    Tighten:  Tighten the bolts to 4 N.m (35 lb in).

    Fig 10: View Of Power Steering Pressure Hose-To-Frame Retaining Bolts
    GM874629Courtesy of GENERAL MOTORS CORP.
  29. Install the power steering return hose to frame retaining bolts.

    Tighten:  Tighten the bolts to 4 N.m (35 lb in).

    Fig 11: View Of Power Steering Return Hose-To-Frame Retaining Bolts
    GM909072Courtesy of GENERAL MOTORS CORP.
  30. Install the outer tie rod to steering knuckle.
    Fig 12: View Of Outer Tie Rod-To-Steering Knuckle And Retaining Nut
    GM794579Courtesy of GENERAL MOTORS CORP.
  31. Install the outer tie rod to steering knuckle retaining nut.

    Tighten:  Tighten the nut to 70 N.m (52 lb ft).

  32. Connect the wheel speed sensor harness to the lower control arm.
    Fig 13: View Of Wheel Speed Sensor Electrical Connector
    GM906772Courtesy of GENERAL MOTORS CORP.
  33. Connect the wheel speed sensor harness connector.
  34. Install the front air deflector. Refer to Front Air Deflector Replacement .
  35. Install the front wheels. Refer to Tire and Wheel Removal and Installation .
  36. Lower the vehicle. Refer to Lifting and Jacking the Vehicle .
  37. Remove the engine support fixture. Refer to Engine Support Fixture for the 3.6L (LY7) engine or Engine Support Fixture for the 4.6L (LH2) engine.
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