Q: After losing one of the two key fobs for my 2008 Nissan Altima, I purchased a new fob from a hardware store and they programmed it. After seven months, the car stopped recognizing the key, and the ...

Dealerships have turned key fob programming into a quiet profit center, folding a few minutes of work into triple‑digit service bills. For many drivers, that fee is avoidable, because a surprising ...