Around 1975, General Motors made a significant advancement in stock passenger ignition technology: the High Energy Ignition (HEI). One of its major features was installation simplicity. The coil was ...

High performance is all about horsepower. But even the ultimate in heads, compression, cam, and the rest won’t make power if you can’t light the fire. Ignition systems don’t make horsepower, but a ...

DEAR CAR TALK: I have a 1989 Pontiac Grand Am LE with 154,000 miles on it. I can accelerate slowly and it runs fine, but if I step on the gas, it sputters and backfires through the throttle body. It ...

Corvettes have had electronic ignition systems for over 40 years, starting with the powerful, dependable Delco HEI (high energy ignition) system in 1975 models. Prior to that, nearly all Corvettes, ...

Q: The oven of my gas range takes a really long time to preheat. Sometimes, I’ll leave it on for an hour and it doesn’t heat up at all. Is it unsafe to do that and what could be wrong with my oven? A: ...