FixVault
Home › Pontiac › 2008 › G8 Base › Repair and Diagnosis › Body & Frame › Frames, Subframes & Crossmembers › Frame And Underbody › Repair Instructions › Front Frame Replacement › Installation Procedure

Installation Procedure

  1. With the aid of an assistant, install the frame to the support fixture.
    2. Fig 1: Identifying Stabilizer Shaft To Front Sub Frame Retaining Nuts
    GM1943684Courtesy of GENERAL MOTORS CORP.
  2. Install the stabilizer bar to the front subframe.
  3. Install the stabilizer bar caps (2) to the front subframe
    4. IMPORTANT: Do not fully tighten the stabilizer shaft retaining bolts to the frame at this stage.
  4. Install NEW stabilizer shaft to front sub frame retaining nuts (3).

    Do not fully tighten at this stage.

  5. Install the engine mount to the front subframe.
  6. Install the lower engine mount to front sub frame retaining nuts (2).

    Do not fully tighten at this stage.

  7. Carefully lower the body to the frame.
  8. Make sure the following components are clear from the frame.
    • The wheel speed sensor electrical harness
    • The steering knuckle assembly
    • The brake pipes
    9. Fig 2: Identifying Front Sub Frame To Front Chassis Rail Retaining Bolts
    GM1943720Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  9. Install the front sub frame to front chassis rail retaining bolts (1 and 2).

    Tighten:  Tighten the bolts to 95 N.m (70 lb ft).

  10. Raise the vehicle.
  11. Remove the suitable bench trolley from under the vehicle.
  12. Lower the engine and remove the suitable lifting tool from the engine.
    13. Fig 3: Identifying Lower Engine Mount To Front Sub Frame Retaining Nuts
    GM1943694Courtesy of GENERAL MOTORS CORP.
  13. Install the lower engine mount to front sub frame retaining nuts (2).

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

    14. Fig 4: View Of Cut Zip Ties
    GM1943719Courtesy of GENERAL MOTORS CORP.
  14. Cut zip tie A around the front end assembly and zip tie B through the radiator and condenser mount.
    15. Fig 5: Identifying Engine Electrical Harness Retainers
    GM1943718Courtesy of GENERAL MOTORS CORP.
  15. Secure the engine electrical harness retainers (1) to the frame.
    16. Fig 6: Identifying Steering Gear To Subframe Retaining Bolts
    GM1943686Courtesy of GENERAL MOTORS CORP.
  16. Install the steering gear insulator (3) to the steering gear.
  17. Install the steering gear insulator retaining bracket (2) to the steering gear insulator (3).
  18. Install the steering gear to subframe retaining bolts (1).

    Tighten:  Tighten the retaining bolts to 65 N.m (48 lb ft).

  19. Install the stabilizer shaft link. Refer to Stabilizer Shaft Link Replacement .
  20. Install the front castor arm. Refer to Front Lower Control Front Arm Replacement .
  21. Install the front control arm. Refer to Control Arm Replacement .
  22. Install the splash shield. Refer to Engine Splash Shield Replacement .
  23. Install the front air deflector. Refer to Front Air Deflector Replacement .
  24. Install the front bumper fascia. Refer to Front Bumper Fascia Replacement .
    25. Fig 7: Identifying Engine Mount Brackets & Retainers
    GM1943722Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: When lifting the engine assembly, observe the clearance between the rear of the engine assembly and the dash panel.
  25. Lower the suitable lifting tool until the engine mount brackets are located on the engine mount retainers.
    26. Fig 8: View Of EN 46114, Cylinder Head & Retaining Bolts
    GM1943716Courtesy of GENERAL MOTORS CORP.
  26. Remove the EN 46114  to cylinder head retaining bolts (3). See Special Tools .
  27. Remove the EN 46114  (1) from the cylinder head (2). See Special Tools .
  28. Install the radiator air baffle. Refer to Radiator Air Upper Baffle and Deflector Replacement .
  29. Install the engine dress cover. Refer to Engine Cover Replacement for 3.6L Engines or Engine Cover Replacement for 6.0L Engines.
  30. Align the vehicle. Refer to Wheel Alignment Measurement .
About FixVault