What do windshield markings mean

There are higher numbers used for other purposes, but are not normally encountered in cars. M Number US [Z The M number is unique to the manufacturer, so one an M number of M by one manufacturer could be different than glass labeled as M by another manufacturer.

It identifies the glass construction, including the color and thickness. An M number may be used by multiple part numbers. It is a circle with the capital letter E followed by a number.

Type of Glass Roman Numeral No According to this site , if the windshield has the E code on it, you may see a number above the E code, in roman numerals, that is likely slanted. Lastly, installing the correct windshield ensures that you retain all the same features that your vehicle came equipped with from the factory. For example, if your vehicle features rain-sensing windshield wipers, but you replace the windshield with the wrong part, your car may not be able to perform this feature any longer.

You should always work with a licensed, insured and reputable glass shop that can assess your specific needs and local building codes and offer professional services. Never attempt to cut, install, or otherwise work with glass yourself. All content is provided on an informational basis only. All Rights Reserved. No reproduction without expressed written permission.

Contact info glass. I already learned that is is manufactured by Shenzen DOT Hi Coen, Thanks for the question. The sum of the number of dots equal numbers. We believe this windshield was manufactured May of The list of country codes is below. Hi Russ, Thanks for the question. None of the information you provided indicates a manufacturing date as far as I can tell. Are there any other numbers or dots? I have a broken rear glass that someone left in my yard when they were fleeing and hit a tree..

Any information helps! I replaced the windshield at safelite because Geico directed me there. Will that be a problem when I return the car? Mercedes typically recommends replacing only using OEM parts.

Insurance providers are not allowed to force you to use a certain shop. I just had my windshield replaced on my pick up truck. Now Dr assist safety systems are failing. Per Acura, the camera and radar are under my extended warranty. Any advice about this windshield issue, vis a vis safety systems? Hi Tony, Thanks for reaching out to us with your question. This is because the clarity of the glass plays an important role in the proper functioning of the ADAS.

Any distortion could throw off the system. Is the area of the windshield near and around the ADAS clean? Are there any new cracks or rock chips even small ones on the windshield? These could be factors. Fourth, frits are also there for aesthetic purposes.

If you look closely, the contrast between the dark band and the transparent glass can look too obvious even when viewed from afar. Frits are slowly evolving over the years. Some car manufacturers have also become more creative by using their brand logos as substitute for these small dots. Others add graphic images to make them more unique and eye-catching such as this one:. So there you have it. Content on this page is provided by a third party who may inadvertently publish inaccurate or incomplete information.

Please contact us with any questions regarding the contact on this page.