New key fobs must be programmed with codes that the vehicle has to read before it unlocks the door or allows starting the engine.

In this primer on how to replace a car key fob, Consumer Reports says getting another high-tech key fob can be a pricey proposition.

First off, before paying for a new key fob, check your car’s basic warranty, insurance, or roadside assistance coverage to see if they cover lost or damaged keys.

If you're looking to pick up a new key fob, or repair one, you might wonder how long programming it takes and whether or not you can do it yourself.

Electronic keys introduce new components that can be expensive, even without paying a dealer to program them. If you can do the job yourself, you can save both time and money by not having to visit ...