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.
Liftgate Window Replacement: Notes
Special Tool
J 24402-A Glass Sealant (Cold Knife) Remover
J 39032 Stationary Glass Removal Tool
Urethane Adhesive Kit GM P/N 12346392 or Equivalent
Isopropyl Alcohol or equivalent
Cartridge-Type Caulking Gun
Commercial-Type Utility Knife
Razor Blade Scraper
Suction Cups
Plastic Paddle
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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