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.

Just know that most customer-programmable key fobs will require two current working keys in order to program the new one. RELATED: How to replace your key fob | Your key fob may have hidden features ...

You’ll find all the instructions in the owner’s manual. Just know that most customer-programmable key fobs will require two current working keys in order to program the new one.

How to Replace Your Car's Key Fob Consumer Reports looks at what you should know before heading out to find an expensive new key fob.

Consumer Reports recommends the dealer for autos under 5 years old. But after that, you can get a mechanic, locksmith or online fob replacement.