Gotta be a way to disable! Leave it up to American ingenuity.
THey will just assume you are guilty if the box is tampered with.
Certainly there would be.
The cars location and speed will most likely be calculated using GPS.
It would be easy to defeat such a device by covering the antenna with aluminum foil.
But you can bet that such tampering will be a felony as defined in the bill.
Removing it after an accident would be tampering with evidence.