Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Installation Procedure
- Apply a bead of sealant GM P/N 12345097, or equivalent, on the windshield header from 75 mm (3 in) beyond the latches to the corner of the header.
- Install a glob of sealant across the top of the side retainers.
- Position the weatherstrip on the windshield frame.NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
- Install the windshield weatherstrip upper retainer center screw.
Tighten
Tighten the weatherstrip upper retainer center screw to 3.4 N.m (30 lb in).
- Reinstall the weatherstrip to the upper retainer center.
- Peel the weatherstrip from the upper retainer, working from the outer corner inward, in order to expose the remaining screw holes.
- Install the following upper retainer screws:
- The LH outer and middle screw
- The RH outer and middle screw
Tighten
Tighten the windshield upper weatherstrip retainer screws to 3.4 N.m (30 lb in).
- Insert the weatherstrip into the upper retainer starting in the center and working outwards.
- Peel the protective film from the foam tape on the sides of the new weatherstrip, or install two sided tape to the sides of a reused weatherstrip.
- Insert the weatherstrip into the side retainer starting at the top and working downward on the LH and RH sides.
- Install the LH and RH top corner weatherstrip screws.
Tighten
Tighten the windshield weatherstrip top corner screws to 3.4 N.m (30 lb in).
- Install the lower LH and RH corner push in retainers.
- Install the roof panel (coupe) or raise the top (convertible).
NO RELATED
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.