GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Note: The front longitudinal is joined to the apron panel and front panel, it forms the base for the front suspension, engine, transaxle and others. Therefore, replacement of the component affects the front wheel alignment and maintains the rigidity of the front section. When assembling it, either use a jig or follow dimensions on the body repair chart for positioning. It must be welded carefully.

    Warning: Refer to Approved Equipment for Collision Repair Warning in the Preface section.

  1. Disable the SIR system. Refer to SIR Disabling and Enabling.
  2. Disconnect the negative battery cable.

  3. Object Number: 867423  Size: SH
  4. Remove all related panels and components.
  5. Repair as much of the damage as possible to factory specifications. Refer to Dimensions - Body.
  6. Note the location and remove the sealers and anti-corrosion materials from the repair area, as necessary. Refer to Anti-Corrosion Treatment and Repair.

  7. Object Number: 867488  Size: SH

    Note: Do not damage any inner panels or reinforcements.

  8. Locate and drill out all factory welds. Note the number and location of the welds for installation of the tie bar.

  9. Object Number: 867491  Size: SH
  10. Remove the damaged tie bar.

Installation Procedure


    Object Number: 865271  Size: SH

    Note: If the location of the original plug weld holes can not be determined, space the plug weld holes every 40 mm (1 1/2 in) apart.

  1. Drill 8 mm (5/16 in) plug weld holes in the service part as necessary in the locations noted from the original panel.
  2. Prepare all mating surfaces as necessary.
  3. Apply 3M Weld-Thru Coating P/N 05916 or equivalent to all mating surfaces.

  4. Object Number: 867423  Size: SH
  5. Position the tie bar to the vehicle using 3-dimensional measuring equipment. Clamp the tie bar into place.
  6. Plug weld accordingly.
  7. Clean and prepare all welded surfaces.
  8. Apply the sealers and anti-corrosion materials to the repair area, as necessary. Refer to Anti-Corrosion Treatment and Repair.
  9. Paint the repair area. Refer to Basecoat/Clearcoat Paint Systems.
  10. Install all related panels and components.
  11. Connect the negative battery cable.
  12. Enable the SIR system. Refer to SIR Disabling and Enabling.