We’ve heard about BMW’s non-hybrid start-stop engine used in the European 1 and 3 Series, but Mazda is developing a more efficient version. Mazda’s independently developed system, dubbed Smart Idle ...

We had a caller on the Car Pro radio show who described a problem he was having with his car…his engine was not cutting off when he stopped. I thought it was a blessing, but he seemed concerned. I ...

A decade ago, a car getting an automatic start/stop system was news, but these days, they've been almost entirely forgotten outside of a small group of weirdos who can't let it go. Unfortunately for ...