The key fob is your lifeline to your car, letting you unlock the doors and set off the alarm, at a minimum, but how can you ...

I have resorted to using the ignition key to open the door, which works fine. Does a battery change necessitate a reprogramming of the fob, and if so, at what cost? — J.C., Freeport, Maine ...

When they arrived, they were surrounded by two to four armed men, then their vehicle reprogramming devices and key fobs were taken.

Thieves can easily reprogram BMW key fobs on the spot, posing a major security risk.

According to a newly-filed search warrant, Milwaukee police officers say thieves are now reprogramming key fobs to quickly steal vehicles.