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Front Frame Assembly: Removal

  1. Install the appropriate engine support fixture in order to support the engine.
  2. Raise and support the vehicle.
  3. Remove the front tires and wheels.
  4. Remove the stabilizer shaft.
  5. Remove the bolts retaining the steering gear to the engine frame. See Fig 1 .
    Fig 1: Removing Steering Gear-To-Engine Frame Bolts
    G00191925Courtesy of GENERAL MOTORS CORP.
  6. Remove the ball joints from the steering knuckle.
  7. Remove the front air deflector.
  8. Remove the Brake Pressure Modulator Valve (BPMV). See appropriate ANTI-LOCK article in BRAKES.
  9. Disconnect the road sensing suspension links (1) from the lower control arm ball studs. See Fig 2 .
    Fig 2: Identifying Road Sensing Suspension Links
    G00191926Courtesy of GENERAL MOTORS CORP.
  10. Remove the secondary A.I.R. pump.
  11. Remove the steering gear heat shield, if equipped. Remove the brackets (2) retaining the power steering line (1) at the frame. See Fig 3 .
    Fig 3: Removing & Installing Power Steering Line At Frame
    G00191927Courtesy of GENERAL MOTORS CORP.
  12. Remove the retainer clips (3) retaining the power steering line (4) along the left side of the engine frame.
  13. Using mechanics wire, retain the steering gear to the body.
  14. Lower vehicle until engine frame rests on suitable jack stands.
  15. Remove the nut retaining the front engine mount to the engine frame. See Fig 4 .
    Fig 4: Removing Front Engine Mount-To-Engine Frame Retaining Nut
    G00191928Courtesy of GENERAL MOTORS CORP.
  16. Remove the fasteners retaining the rear transaxle mount (1) to the engine frame. See Fig 5 .
    Fig 5: Removing & Installing Rear Transaxle Mount-To-Engine Frame Retaining Fasteners
    G00191929Courtesy of GENERAL MOTORS CORP.
  17. Remove the engine frame insulator bolts (3) retaining the engine frame (2) to the vehicle. See Fig 6 .
    Fig 6: Identifying Frame Insulator-To-Engine Frame Bolts
    G00191931Courtesy of GENERAL MOTORS CORP.
  18. Raise vehicle away from engine frame.
  19. Separate the engine frame insulators from the engine frame in the following order. See Fig 7 .
    1. Remove the bolts (2) from the engine frame (1).
    2. Remove the lower insulator retainer (3) from the lower insulator (4).
    3. Remove the lower insulator (4) from the engine frame (1).
    4. Remove the retainer (7) and the upper spacer (6) from the upper insulator (5). Remove the upper insulator (5) from the engine frame (1).
      Fig 7: Locating Frame Insulators
      G00191932Courtesy of GENERAL MOTORS CORP.
  20. If installing replacement frame, remove the control arms. See appropriate FRONT article in SUSPENSION.
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