ION L4-2.4L (2007)
6. Locate and drill out all the necessary factory welds.
7. Remove the windshield frame reinforcement.
Installation Procedure
IMPORTANT: 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.