There's a lot going on inside your vehicle at any given time, whether you're idling at a red light or driving at freeway speeds. Much of this activity involves chemical reactions that — while ...

If you see water dripping from your tailpipe, it could be totally normal. Or it could foreshadow catastrophe. Here's how to ...

It's also good for finding exhaust leaks, as an exhaust leak upstream of the O2 sensor can pull in extra oxygen and mimic a vacuum leak even if it's not large enough to make any noise.

“One way or another, whether you have an exhaust leak or port is bad, it’s causing those gases to leak out. And even though you think you’re in [an] open area [and] it’s leaking out into the air, it ...

Gas leak leaves 2 hotel guests critical. By Jim Kirksey Denver Post Staff Writer Nov. 2, 2000 - Two guests at the La Quinta Inn at the Denver Tech Center were in critical condition Wednesday night ...

If the air is escaping past the exhaust valve, you will probably be able to hear the air even as far back as the tailpipe. See All 11 Photos Let's evaluate each of these leak paths separately.