Cylinder misfires can turn a smooth commute into a rough, fuel‑wasting slog, and they almost always leave a trail of diagnostic clues if you know where to look. I focus on four of the most common ...

For an engine to create propulsion, it first needs a few core ingredients. The process begins with fuel being pumped through the car's fuel lines and into the combustion chamber. This is where fuel ...

That Check Engine light can mean so many different things, as can any noticeable difference in your car's performance or weird sounds. Fortunately, there are ways to narrow down the problem using ...

A misfire indicates there’s something wrong with what keeps a car’s combustion process going. Here’s what it could be, and how to avoid it. Every internal combustion engine, like those in a car, needs ...

Q: I’ve been thinking about trading in my 2008 Silverado for a new truck. Just the other day my check engine light came on. I used the OBD scanner I bought to see what the code was. It said cylinder ...

It’s the kind of moment that makes anyone squint at their receipt like it’s written in a secret code. You pay for new spark plugs, drive away hoping for that smooth, happy idle, and the engine still ...

A misfire means that a cylinder in your engine isn’t producing the power it should because the air-fuel mixture in it didn’t properly ignite and burn. It could be an intermittent problem — meaning it ...

General Motors is currently investigating reports of an occasional misfire affecting vehicles equipped with the 3.0L I6 LZ0 turbodiesel Duramax engine. According to preliminary details outlined in a ...

Neglect can do a lot of bad things to your car's engine. Not changing the oil as frequently as recommended is a surefire way to an expensive overhaul. If you've dealt with thick, gooey sludge before, ...