Sometimes, weird noises from your engine can mean a clogged fuel injector. While cleaning them is a band-aid, sometimes, you ...

The regulator controls fuel pressure for your engine. When it goes bad, signs include misfires, black exhaust smoke, stalling ...

These are the hybrids that get the most miles per gallon in CR’s exclusive real-world fuel-economy tests. If you’ve decided to purchase an EV or a PHEV, act fast—the $7,500 tax credit expires soon. CR ...

Shares of Plug Power Inc (NASDAQ: PLUG) are continuing their downward trend Thursday afternoon. The decline extends a volatile week for the hydrogen fuel cell company, erasing strong gains from the ...