In this video, learn to test spark plugs and ignition coils for a BMW using a specialized test kit. Discover how to identify a faulty spark plug, ignition coil, or wiring without a multimeter. Man's ...

Ignition coils play a crucial role in a vehicle’s ignition system. They serve to convert the battery’s low voltage into the high voltage necessary to fire the spark plugs. If there’s any malfunction ...

Conducted at a national key fire safety lab, the test is the industry's first fire assessment of an ESS in compliance with the latest UL 9540A:2025 standard. Its exceptionally rigorous conditions ...

From the December 1983 issue of Car and Driver. As Buick's general manager, Lloyd Reuss mostly gets what Lloyd Reuss wants, and what Lloyd Reuss wants is turbos, more turbos, and better turbos. If ...

You're hunched over the engine with your wrist painfully contorted, wishing you were Mr. Fantastic. You've finally removed broken spark plug number four and then the intrusive thought hits. "Should I ...

We may receive a commission on purchases made from links. Is your car misfiring, having trouble starting, or idling rough? Are you wondering if the problem is one of your coil packs? If you're like ...

I’ve nearly made a cottage industry if not a career out of writing about “The Big Seven” things likely to strand a car, particularly a vintage car, on a road trip. A few weeks ago, a Hagerty Drivers ...