ENGINE REVS UP

I Hooked A Vac Gauge To Plenum And Saw 17.5 In Hg At Hot Idle. My Question Is Why Would The Needle Slowly Float Between 17.5 And 18.0 In Hg...

This Should Be A Fairly Straight-forward Question I Believe. I Have A. 1997 Jeep Tj (wrangler) 2.5 Liter 4 Cylinder ~ 200,000...

On Cold Start Truck Rpm Is Good But Then Drops To The Point Thst It Stalls Worst In Cold Weather

I Use The Car As A Dirt Track Race Car It Takes Off Berry Slow And I Need To Get Mor Rpm What Can I Do About My Problem

Rpm Very High Its On 2

I Have A 2011 Bmw 328 Xi With Auto Trans. It Has 10,000 Miles. The Problem Is That The Throttle Responce Is Very Unpredictable. It...

My Vehicle Will Not Go Past 3000 Rpm. Idles Fine Shifts Fine, But Seems As If There Is Not Enough Gas Getting To It.

1988 Jeep Wrangler Sahara 4.2 Litre 6 Cylinder Manual Transmission 130,000 Miles When Engine In Gear, Tinny Whinning Sound Comes At...

Hi I Have An Opel Corsa B 1.6si The Car Its Having An Electric Problem Before You Start It You Need To Unplug The Computer Box And But Its...

Engine Performance Problem 2001 Chrysler Sebring 6 Cyl 74,000 Miles When I Am Driving On The Highway And Even In The City, My Engine...