ADAS recalibration in Dallas
Your car reads lane markings and the vehicle ahead through the windshield. Move the glass and you move the camera with it. Recalibration puts the aim back where the manufacturer set it, and it is part of the job rather than an upsell after the fact.
Why it is not optional
Guidance from the Auto Glass Safety Council puts it starkly. A camera off by a single degree is off by roughly eight feet at a hundred feet away. That is the distance between braking for the car in front and arriving at it.
The camera mounts to the glass, not the roof. Different glass, different thickness, a bracket seated a fraction differently, and the aim has shifted before the car has left the driveway.
The camera looks through a specific optical window in the windshield. Distortion in cheap glass, or the wrong bracket position, changes what the camera sees even when the aim is right.
This is the dangerous part. A miscalibrated system usually throws no fault at all. It just quietly misjudges distance, and you find out at the worst possible moment.
How it is done
Manufacturers do not agree on method, so the vehicle decides, not us. What matters is following the procedure the manufacturer published for that model rather than picking whichever is quicker.
You get documentation showing the calibration completed and passed. Keep it. If the car is ever in a collision, that record matters.
Does yours need it
You do not need to know the acronym. You need to know whether the car does the thing. If any of these are familiar, there is a camera behind your mirror.
Lane keep assist or lane departure warning. Both read the markings through the windshield.
Adaptive cruise holds a gap to the car ahead rather than a fixed speed. That gap is measured optically.
Automatic emergency braking and forward collision warning both depend on the camera reading distance correctly.
Automatic high beam dipping and traffic sign recognition are camera functions too, and both drift when the aim moves.
Quoted up front
We will tell you whether your specific build has a camera, which calibration procedure the manufacturer requires, and what that adds to the job. It is quoted with the windshield replacement, never after it.