Replacing Your Car Windshield: 8 Things to Know

Sierra Mobile Glass • June 21, 2025

Windshield Replacement: 8 Important Facts

A cracked or damaged windshield can impair your visibility, compromise safety, and even violate local laws. When repair isn’t enough, replacing your car’s windshield is the best—and often the only—option to ensure safety and maintain your vehicle’s value. If you’re preparing for a windshield replacement, understanding the process and what to expect is essential. Here are eight important things to know before getting a windshield replacement.


1. Recognize When a Windshield Replacement Is Necessary


Not all windshield damage warrants replacement. Chips smaller than a quarter and cracks under 6 inches can often be repaired. However, if the crack is longer, you have multiple chips and cracks, or the damage is directly in the driver’s line of sight, replacement is usually required. Additionally, damage in any area where sensors or cameras are housed for
ADAS (Advanced Driver Assistance Systems) features may also require a windshield replacement for proper functionality.


2. Choose an Auto Glass Company with Certified Professionals


The quality of your windshield replacement depends heavily on the technician performing the work. Always select a certified and experienced auto glass technician. Look for certifications from reputable organizations like the Auto Glass Safety Council (AGSC), the National Glass Association (NGA), or similar industry standards. Certified technicians use high-quality materials, proper techniques, and guarantee their work.


3. Use OEM Glass


OEM (Original Equipment Manufacturer) windshields are made by your vehicle’s manufacturer or their authorized suppliers. This ensures a perfect fit and functionality. While aftermarket windshields are often less expensive, they may not meet factory standards for fit, clarity, or safety. Discuss your options with your certified technician so they can guide you in choosing the most suitable windshield for your vehicle.


4. Understand the Windshield Replacement Process


The windshield replacement process typically involves these steps:


  • Removal: The damaged windshield is carefully cut out without damaging the vehicle’s frame or trim.
  • Preparation: The mounting area is cleaned and prepped thoroughly to ensure a secure seal.
  • Installation: New adhesive (often multi-layered urethane) is applied, and the new windshield is fitted precisely.
  • Curing: The adhesive is allowed to cure, usually within a few hours, to ensure a watertight, secure bond.
  • Inspection: Once cured, the technician inspects the installation for safety, fit, and clarity.


The entire process generally takes a few hours, but you should plan for some curing time before driving.


5. Consider Your Insurance Coverage


Many comprehensive auto insurance policies cover windshield replacement, but you may have to meet your deductible. A reliable auto glass company will have staff on hand to help you file your
insurance claim. All you have to do is provide them with some policy information, and they’ll take it from there.


6. Think About Safety and Functionality


Modern windshields are integrated with ADAS technology like sensors, cameras, and radar. When you replace your windshield, you need to have that ADAS technology calibrated. Be sure the auto glass company you choose is familiar with handling ADAS and that the windshield they’re installing is compatible with your vehicle’s features.


Want to learn more about ADAS technology and windshield calibration? Click here to read our blog.


7. Expect Curing Time After Replacement


You’ll need to plan for a few hours away from your vehicle. During replacement, the windshield’s adhesive needs proper curing time. Some providers offer mobile services that come to your home or office. Mobile auto glass services offer consumers convenience and a cost-effective way to save time when replacing their windshields.


8. Regular Inspection Post-Replacement


After the new windshield is installed, it’s important to inspect it for any issues like visible gaps, misalignment, or improper sealing. Also, keep an eye on your vehicle’s sensors and cameras to confirm they calibrate properly, especially if your car has any ADAS features. Follow the technician’s advice for cleaning, maintenance, and follow-up instructions.


Does Your Car Need a Windshield Replacement in the Sierra Foothills or Truckee Tahoe Area?


If you live, work, or are visiting
Truckee, Grass Valley, or Colfax, CA, and you find that your windshield is damaged, contact us at Sierra Mobile Glass. Our certified technicians are quick and efficient. Contact our award-winning shop today!

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