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Installation Procedure

WARNING: This page is about a different car, the 2008 Saab 9-7X. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Cutting Replacement Windshield Pillar
    GM750438Courtesy of GENERAL MOTORS CORP.
  1. Cut the replacement windshield pillar in corresponding locations to fit the remaining original panel. The sectioning joint should be trimmed to allow 1.5 times the metal thickness at the sectioning joint.
    2. Fig 2: Creating & Trimming Backing Plate
    GM750440Courtesy of GENERAL MOTORS CORP.
  2. Create a 50 mm (2 in) backing plate from the unused portion of the service part. Trim the backing plate as necessary to fit behind the sectioning joint.
    3. Fig 3: Hinge Pillar Sectioning (Front), Rocker Panel Sectioning And Pillar Sectioning (Rear, Center)
    GM750441Courtesy of GENERAL MOTORS CORP.
  3. Perform additional sectioning procedures. Refer to. the following procedures:
    4. Fig 4: Drilling Plug Weld Holes Along Sectioning Cut
    GM750445Courtesy of GENERAL MOTORS CORP.
  4. Drill 8 mm (0.3 in) plug weld holes along the sectioning cut on the remaining original part. Locate these holes 13 mm (0.5 in) (a) from the edge and spaced 40 mm (1.6 in) apart.
    5. Fig 5: Drilling Plug Weld Holes In Windshield Pillar Section
    GM750457Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: In any area with excessive damage, space the plug weld holes every 40 mm (11/2 in) apart.
  5. Drill 8 mm (0.3 in) plug weld holes in the service part as necessary in the locations noted from the original panel and along the sectioning cut.
    6. Fig 6: Positioning & Plug Weld Windshield Pillar Section
    GM750459Courtesy of GENERAL MOTORS CORP.
  6. Prepare all of the mating surfaces as necessary.
  7. Apply GM-approved Weld-Thru Coating or equivalent to all mating surfaces. Refer to Anti-Corrosion Treatment and Repair .
  8. Fit the backing plate halfway into the sectioning joint, clamp and plug weld to the vehicle.
    9. Fig 7: Fitting & Plug Weld Backing Plate To Vehicle
    GM750460Courtesy of GENERAL MOTORS CORP.
  9. Position and align the windshield pillar to the adjacent panels using the three-dimensional measuring equipment.
  10. Plug weld accordingly.
  11. To create a solid weld with minimum heat distortion, make 25 mm (1 in) stitch welds along the seam with 25 mm (1 in) gaps between them. Then go back and complete the stitch weld.
    12. Fig 8: Stitch Weld Sectioning Joint
    GM750461Courtesy of GENERAL MOTORS CORP.
  12. Clean and prepare all of the welded surfaces.
  13. Apply the following products, as necessary:
    • The sound deadening materials
    • An approved anti-corrosion primer
    • The sealers and refinish as necessary
  14. Install all of the related panels and components.
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