ENGINE IDLE ERRATIC

When I Start My Truck In Park It Idles 3000 Rpms, When I Put It In Reverse The Idle Lowers A Lot, Neutral Stays About The Same, But When...

It Starts Fine, But Once It Warms Up It Idles Extremely Fast. Then It Starts To Shake And Eventually Coughs Out. It Will Only Restart If...

The Is No Power Coming Out Of My Car's Iac Valve Connector.

Can't Shift Into Reverse Without The Engine Rpms Reving Up.

Have Replaced Head Gaskets On My 2002 Isuzu Axiom. But Now Engine Will Start Runs For Few Seconds And Shuts Off And Will Not Start Again...

When I Start The Pickup It Starts Fine And Idles. I Drive Down The Road And Go To Stop And It Dies, As Long As I Keep My Foot On The Gas It...

My Car Has Been Idleing At About 2000 Rpms And I Have Replaced The Idle Air Control Valve But It Didnt Change Anything. I Did Reset The...

My 2005 Hummer H2 Sut Idles Up And Down In Park And At Stops It Does The Same With A Slight Foward******** Motion At Times

I Have A 98 Grand Prix Se 3.1 Litre Engine. 178,000 Kms On It. I Recently Changed My Coolant And Flushed My Rad. My Coolant Level Is Good....

Why Does My Hyundai Entourage Rpms Move Up And Down When Cold