Each year U.S. fleets use about 3 billion gallons of diesel fuel idling. That equates to 8% of total fuel burned. Sadly as much as 2 billion gallons were unnecessarily used because the industry failed ...

HAVERHILL — State Rep. Linda Dean Campbell said she will reach out to senior leadership at the Department of Transportation for answers as to why MBTA commuter train locomotives were allowed to idle ...

Q: I’ve been experiencing a mysterious issue with my 1994 GMC Suburban 350. On a cold start, the truck is fine. Once the vehicle gets warm, though, the idle drops to near stalling when I am in reverse ...

It's a big day. You've finally installed that lumpy cam in your big-block street-stormer, and you're ready for the testdrive. The cam's all broken in, the timing and ...

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Your engine feels calm at a stoplight because a hidden idle system keeps fuel, air, and spark in balance. That quiet stability is not luck, it is the result of sensors, valves, and software working ...