Q My question pertains to what an IAC does. Recently my car began stalling occasionally and was difficult to start. My repair guy diagnosed the cause as a “dirty throttle” and cleaned it. This helped ...

My 406 hdi has a rough idle. When I rev it up it seems fine - a little misfiring, but soon it hits the turbo and it's OK. It feels almost like it's running on 3 cylinders on tick over. A friend has ...

We may receive a commission on purchases made from links. Car engines derive power from thousands of miniature explosions contained within their cylinders every minute. We quickly become accustomed to ...

In more ways than one, how your vehicle’s engine idles (i.e. how smooth and efficiently your vehicle’s engine works when the car is stationary and not under any systemic pressure, like the ...

Toyota and Subaru are grappling with reports of rough idle and stalling conditions on their new sporty coupes. The problems on initial batches of the Subaru BRZ coupe and its Scion FR-S twin--known as ...

Q–I have a 1990 Ford Probe with a 2.2-liter, 4-cylinder engine. It has 62,000 miles on it. For the last 15,000 miles, the engine has idled roughly. I have tuned it up, replacing the plugs, wires, ...

The problem: Affected vehicles may exhibit a rough engine idle and hesitation/stumble on acceleration. This may be due to a faulty mass airflow sensor. Vehicles affected by this service bulletin: ...

These early quality issues have been annoying but not crippling. We're more frustrated by the drawn out, inconclusive service experience. Ever seen the cartoon where the protagonist just can't catch a ...

The recall involves the Nissan Rogue and Altima, as well as the Infiniti QX50 and QX55, equipped with VC-Turbo engines..

Q: Hello, Vette. I am a guy that likes to work on my own car and I just wanted to say thanks for all of the DIY articles that you publish. Well, let’s get to it. I have a 1997 C5 Corvette with very ...