Plug-in hybrid vehicles might be even less fuel-efficient than gas-only cars when owners don’t plug them in—and most owners ...

We use plugs every day, but most of us don't spend a lot of time thinking about them. We know that there are various electrical plug types, even if we're not familiar with the ins and outs of all of ...

A plug-in hybrid electric vehicle discovery may surprise fans of the vehicles. Plug-in hybrid cars, or PHEVs for short, have become popular as an alternative to battery-electric vehicles such as those ...

Last week, Toyota said it expects to sell 16,000 or more 2012 Prius Plug-In Hybrid models in the U.S. next year, once the car is launched (in June or before). For all intents and purposes, it's a ...

I had spark plugs changed in my car. The manual states replace the spark plugs at 60,000 miles. I had it done when the car ...