We typically monitor the tachometer when performing the mag check during the run-up. Parameters vary, but they often specify a maximum 150 rpm drop when running on one or the other mag, with a maximum ...

A car key is still an essential item in many vehicles, and one common mistake with how they're carried on various keychains is ruining ignitions.

You may have heard about your engine's coil pack but not understood what it does. It's actually a critical component for making your engine run.

A new Yale study has uncovered the hidden mechanical move that may regulate pain signaling in the human body—and why it sometimes goes awry.

Mass air flow sensors fail most often in cars but a $20 air filter replacement every 12,000 miles prevents the $250-400 repair bills most drivers face.