ENGINE REVS UP

The Engine Idle Is Fine When Starting But When Engine Is Warm It Revs Up And Down When At T/lights Or Standstill. It Stops This When It...

Blazer Started To Run Rough, Missing. We Changed All Plugs And Wires, New Cap And Rotor. Egr Valve And Fuel Filter. Still Ran Like Crap...

Engine Performance Problem 2001 Other Mercedes Benz Models 6 Cyl Manual 423000 Miles Hi, May Be You Could Help Me Out. Make Mercedes...

I Have Had A Hard Time Diagnosing This Issue. The Computer Is Giving Me A Code 25 - Low Fuel/air Ratio. The Plugs, Distributor Cap And...

Engine Mechanical Problem 1992 Buick Lesabre 6 Cyl Front Wheel Drive Automatic 99k Miles My 92 Lesabre (3800 V6) Is In Generally...

While Driving At A Cruising Speed, The Engine Is About 3000 Rpms. When I Take My Foot Off The Gas Pedal, To Slow Down Or Put My Foot On...

I Have A 2003 Chevy Cavalier. While In Park And Pressing The Accelerator Gradually, The Rpms Fluctuate After Reaching 4500 Rpms. Once The...

While Driving The Engine Shuts Down By Itslef. I Then Start The Car And It Starts Fine. The Problem Reoccurs A Couple Dys Later. The Rpm Is...

02 Durango / 4.7 Lit-2wl Dr. Vehicle Idles @ 750 Rpm Constant W/ A/c On-(no Problem With Idle) When Driving 40 Mph, Tach Shows 1400rpm And...

Hello.I Have A 98 Ford Ranger With 3.0 V6 Engine, Manual Transmission. My Problem Is That When The Truck Is Rolling The Rpm's Stick At 2000...