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Home >> Ford >> 2021 >> Expedition SSV, 4WD >> Repair and Diagnosis >> Body & Frame >> Frames, Subframes & Crossmembers >> Full Frame And Body Mounting >> Removal And Installation >> Frame Members-Front Frame Section >> Installation
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Frame Members-Front Frame Section: Installation

Front Frame Short Section 

NOTE: LH side shown in illustration, RH side similar.
  1. Verify dimensional accuracy before  performing any welding operations. Refer to: BODY AND FRAME .
  2. NOTE: Check that the Front End Sheet Metal (FESM) body mount bracket lines up with the sheet metal hole for the body mount bolt.

    Install the front frame section inside the mid front rail of the frame and tack weld at 4 locations. Refer to: BODY DIMENSIONS AND BODY CONSTRUCTION .

    Use the General Equipment: MIG/MAG Welding Equipment

    Use the General Equipment: Locking Pliers

    GFD585715Courtesy of FORD MOTOR COMPANY
  3. Re-check the frame replacement alignment by lowering the body, and then raise it. Weld the joint completely if this alignment is correct. Use the General Equipment: MIG/MAG Welding Equipment
    GFD585716Courtesy of FORD MOTOR COMPANY
  4. Metal finish the repair area using typical metal finishing techniques.
  5. Refinish using a Ford approved paint system.
  6. Restore corrosion protection. Refer to: CORROSION PREVENTION .

    Front Frame Section 

  7. With the help of an assistant, position the new front frame section into place on the vehicle.
    GFD585717Courtesy of FORD MOTOR COMPANY
  8. Verify dimensional accuracy before  performing any welding operations. Refer to: BODY DIMENSIONS AND BODY CONSTRUCTION .
  9. Support the new section, and loosely clamp the replacement section in a preliminary position.

    • Verify correct dimensions, then solid weld the new section to the original on all overlap joints. Refer to: JOINING TECHNIQUES . Refer to: BODY DIMENSIONS AND BODY CONSTRUCTION . Use the General Equipment: MIG/MAG Welding Equipment Use the General Equipment: Locking Pliers

    GFD585718Courtesy of FORD MOTOR COMPANY
  10. Metal finish the repair area using typical metal finishing techniques.
  11. Refinish using a Ford approved paint system.
  12. Restore corrosion protection. Refer to: CORROSION PREVENTION .
  13. Install the following items:

    1. Refer to: Transmission Support Crossmember  .
    2. If equipped. Refer to: Front Driveshaft .
    3. If equipped. Refer to: Halfshaft .
    4. Refer to: Shock Absorber and Spring Assembly - LHD 4WD . Refer to: Shock Absorber and Spring Assembly - LHD RWD .
    5. Install the lower control arm, if equipped with 2WD. Refer to: Lower Arm .
    6. Install the lower control arm, if equipped with 4WD. Refer to: Lower Arm .
    7. Install the upper control arm, if equipped with 2WD. Refer to: Upper Arm .
    8. Install the upper control arm, if equipped with 4WD. Refer to: Upper Arm .
    9. Refer to: Steering Gear .
    10. Reposition the engine and transmission assembly. Refer to: Engine Mount RH . Refer to: Engine Mount LH .
    11. Reconnect the exhaust system to the engine. Refer to: Catalytic Converter RH . Refer to: Catalytic Converter LH .

    All vehicles 

  14. Install the following items:

    1. Refer to: Front Bumper .
    2. Refer to: Fender .