Your car probably watches the road. Automatic emergency braking, lane keeping, blind spot warning and adaptive cruise control all depend on cameras and radar aimed with a precision measured in fractions of a degree. Move the part they are mounted to, and the aim moves with it.
Why a repair makes recalibration necessary
A forward camera usually sits at the windshield. Radar sits behind the grille or in a bumper. Blind spot sensors sit in the rear bumper corners. Replace a windshield, a bumper cover, a mirror or a suspension component, or straighten the structure any of them mount to, and the sensor is now pointing somewhere slightly different than the vehicle believes.
Slightly different is enough. A camera off by a fraction of a degree misjudges distance far down the road, which is exactly where automatic braking has to make its decision.
What recalibration actually involves
The vehicle is set up to the manufacturer's specification, with defined targets at defined distances, on level ground, and the system is taught where straight ahead is. Some vehicles need a static procedure in the shop, some need a dynamic one driven on the road, and many need both.
It is not a warning light reset. A system can report no fault and still be aimed wrong.
The part that gets skipped
This is the step most likely to be left out of a repair, because nothing looks wrong when it is skipped. The car drives away, the dashboard is clean, and the safety system quietly no longer does what its name says.
We follow the manufacturer's procedure for the vehicle and recalibrate what the repair required.
Common questions
My warning lights are off. Do I still need recalibration?
Very possibly. A camera or radar can be aimed incorrectly and still report no fault, because the system checks whether it is working, not whether it is pointing where the manufacturer intended.
Which repairs trigger it?
Commonly windshield replacement, bumper repair or replacement, mirror replacement, suspension or alignment work, and any structural straightening. The manufacturer's procedure for your specific vehicle decides, and that is what we follow.
Get a free written estimate
Tell us what happened and we will tell you what the repair actually needs, in writing, with no obligation.