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 ...

Is your dealer pushing a $400 fuel service on a truck that’s barely broken in? At 33k miles, is it preventative care or a "stealership" scam? We dive into why your 2022 Ram 1500 might not need the ...

If you use diesel fuel in cold weather, it has a chance of turning into a gel-like substance. Gasoline doesn't have this problem, though. Here's why.

Ignition coils last far longer than spark plugs and only need replacement when symptoms appear. Here’s how to tell if coils ...

Discover the top 3 undervalued Automobile Components stocks for Wednesday, December 24 based on AAII’s Stock Grades.