I have a 2012 Kia Forte. It's a great car, except that in the winter when I turn on the defroster, the engine runs really rough. As soon as I turn off the defroster and turn the switch to "heat," the ...

Your car, truck, or SUV – new or used – is one of the most expensive purchases you’ll ever make. It’s why you want to keep your vehicle at its best for as long as possible, because preserving value is ...

Your engine feels calm at a stoplight because a hidden idle system keeps fuel, air, and spark in balance. That quiet stability is not luck, it is the result of sensors, valves, and software working ...

Q: I have begun to have a problem with my 2001 Ford Escape with the V-6 engine. It starts fine in the morning and runs OK for a few miles, and then it begins chugging and loping when I come to a stop.