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

Removal Procedure

    CAUTION: Refer to Safety Glasses Caution .
    CAUTION: Refer to Vehicle Lifting Caution .
  1. Remove the engine dress cover. Refer to Engine Cover Replacement for 3.6L Engines or Engine Cover Replacement for 6.0L Engines.
  2. Remove the radiator air baffle. Refer to Radiator Air Upper Baffle and Deflector Replacement .
    3. Fig 1: View Of EN 46114, Cylinder Head & Retaining Bolts
    GM1943716Courtesy of GENERAL MOTORS CORP.
  3. Position the EN 46114  (1) on the cylinder head (2). See Special Tools .
    4. NOTE: Refer to Fastener Notice .
  4. Install the EN 46114  to cylinder head retaining bolts (3). See Special Tools .

    Tighten:  Tighten the EN 46114  to cylinder head retaining bolts (3) to 50 N. See Special Tools .m (36 lb ft).

    5. Fig 2: 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.
  5. Install a suitable lifting tool and raise the engine assembly until the engine mount brackets (1) are clear of the engine mount retainers (2).
  6. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  7. Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement .
  8. Remove the front air deflector. Refer to Front Air Deflector Replacement .
  9. Remove the splash shield. Refer to Engine Splash Shield Replacement .
  10. Remove the front control arm. Refer to Control Arm Replacement .
  11. Remove the front castor arm. Refer to Front Lower Control Front Arm Replacement .
  12. Remove the stabilizer shaft link. Refer to Stabilizer Shaft Link Replacement .
    13. Fig 3: Identifying Steering Gear To Subframe Retaining Bolts
    GM1943686Courtesy of GENERAL MOTORS CORP.
  13. Remove the steering gear to subframe retaining bolts (1).
    14. Fig 4: Identifying Engine Electrical Harness Retainers
    GM1943718Courtesy of GENERAL MOTORS CORP.
  14. Disconnect the electrical harness retainers (1) securing the engine harness to the frame.
    15. Fig 5: View Of Cut Zip Ties
    GM1943719Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: It is necessary to secure the radiator to the front end assembly, as the radiator is supported by the subframe.
    IMPORTANT: Thread zip tie A around the front end assembly and zip tie B through the radiator and condenser mount. Insert zip tie A into the retainer of zip tie B and insert zip tie B into the retainer of zip tie A.
  15. Secure the radiator to the radiator upper mounting brackets.
    16. Fig 6: Identifying Front Sub Frame To Front Chassis Rail Retaining Bolts
    GM1943720Courtesy of GENERAL MOTORS CORP.
  16. Install a suitable bench trolley under the frame.
  17. Lower the vehicle to the frame support table.
  18. Remove the front sub frame to front chassis rail retaining bolts (2).
  19. Carefully raise the body from the frame.
  20. Make sure when raising the body the following items are clear from the frame.
    • The brake pipes
    • The steering knuckle assembly
    • The wheel speed sensor electrical harness
    21. Fig 7: Identifying Lower Engine Mount To Front Sub Frame Retaining Nuts
    GM1943694Courtesy of GENERAL MOTORS CORP.
  21. Remove the lower engine mount to front sub frame retaining nuts (1).
    22. Fig 8: Identifying Stabilizer Shaft To Front Sub Frame Retaining Nuts
    GM1943684Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Nuts with micro-encapsulated thread sealant must be discarded after removal.
  22. Remove the stabilizer bar insulator bracket to subframe retaining nuts (3) on both sides of the stabilizer bar (4). Repeat for the opposite side.

    Discard the nuts.

  23. Remove the stabilizer bar insulator bracket (2) from the subframe (1) on both sides of the stabilizer bar.
  24. Remove the stabilizer bar from the front subframe.
  25. With the aid of an assistant, remove the frame from the support fixture.
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