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Home >> Chevrolet >> 2012 >> Impala LS, Gas >> Repair and Diagnosis >> External Pages >> Different car >> Section 1005 (Frame And Underbody) >> Repair Instructions >> Frame Replacement (3.5L) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the following components on the suspension crossmember if removed:
    2. Fig 1: Identifying Front Sub-Frame Mounting Bolts
    GM1580120Courtesy of GENERAL MOTORS CORP.
  2. Lower the vehicle on to the frame.
  3. Install the frame reinforcements (3).
  4. Install the front frame bolts. Hand tighten ONLY.
  5. Install the reinforcement bolts. Hand tighten ONLY.
    6. NOTE: Refer to Fastener Notice .
  6. Tighten the rear frame bolts (4).

    Tighten:  Tighten the bolts to 100 N.m (74 lb ft) plus 90 degrees rotation.

  7. Tighten the front frame bolts (1) to specifications.

    Tighten:  Tighten the bolts to 100 N.m (74 lb ft) plus 90 degrees rotation.

    8. Fig 2: Identifying Reinforcement Mounting Bolts
    GM1580124Courtesy of GENERAL MOTORS CORP.
  8. Install the reinforcement bolts (1).

    Tighten:  Tighten the bolts to 100 N.m (74 lb ft).

  9. Raise the vehicle.
  10. Install the power steering outlet pipe/hose to the frame. Refer to Power Steering Gear Outlet Pipe/Hose Replacement (LY7) or Power Steering Gear Outlet Pipe/Hose Replacement (LZ4) .
  11. Install the brake lines to the retainers on the frame.
  12. Install the rear transmission mount bracket fasteners. Refer to Transmission Rear Mount Replacement (ME7/MN5) .
    13. Fig 3: Identifying Frame To Side Transmission Mount Bolts
    GM1229798Courtesy of GENERAL MOTORS CORP.
  13. Install the left transmission mount fasteners to the frame. Refer to Transmission Mount Replacement - Left Side (3.5 (LZ4) W/MN5) .
    14. Fig 4: View Of Front Transmission Mount Through Bolt
    GM1229805Courtesy of GENERAL MOTORS CORP.
  14. Install the front transmission mount bracket bolt. Refer to Transmission Front Mount Replacement (ME7/MN5) .
    15. Fig 5: Identifying Frame To Engine Mount Bolts
    GM1229784Courtesy of GENERAL MOTORS CORP.
  15. Install the engine mount fasteners to the frame. Refer to Engine Mount Replacement .
  16. Install the power steering gear mounting fasteners. Refer to Steering Gear Replacement (HPS with LY7) .
    17. Fig 6: View Of Stabilizer Link & Stabilizer Shaft
    GM1229970Courtesy of GENERAL MOTORS CORP.
  17. Install both stabilizer links to the stabilizer bar.

    Tighten:  Tighten the stabilizer link nut to 65 N.m (48 lb ft) plus 180 degrees rotation.

  18. Install the tie rod ends to the steering knuckles. Refer to Steering Linkage Outer Tie Rod Replacement .
    19. Fig 7: Identifying Steering Knuckle Pinch Bolt
    GM1237957Courtesy of GENERAL MOTORS CORP.
  19. Install the lower ball joints to the steering knuckles.

    Tighten: 

    1. Tighten the ball stud to steering knuckle pinch nut to 50 N.m (37 lb ft).
    2. Reverse the nut 3/4 of a turn.
    3. Tighten to 50 N.m (37 lb ft) plus 60 degrees.

  20. Install the rear catalytic converter. Refer to Catalytic Converter Replacement - Left Side (LY7) or Catalytic Converter Replacement - Right Side (LY7) .
  21. Install the front fender liner. Refer to Front Wheelhouse Panel Splash Shield Replacement .
  22. Install the engine splash shield. Refer to Radiator Air Lower Baffle and Deflector Replacement .
  23. Install the tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation .
  24. Lower the vehicle.
  25. Remove the temporary radiator and condenser support.
  26. Remove the engine support fixture.
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