Ford F-150 Engine Idle High

Changed Plugs And Cops , Truck Ran Great! A Week Later Cleaned Mass Flow , Still Runs Great But, Now Cranks At Extremely High Idle (2000rpms...

Whenever I Start My Truck Up, Only From A Cold Start, The Engine Seems To Rev Up, More Than It Usually Should, Only For A Second And Then It...

I Recently Had A Major Tune Up,new Fuel Pump,new Engine And Tranny Mounts. But Now At 35mph It Revs Up By Itself For A Moment.sometimes It...

Hi Recently I Noticed High Rpm Upon Startup. It Is 40 - 50 Degrees Here Now. And Also A Slight Hesitation Upon Acceleration. I Pulled The...

My Truck Will Start Fine When It Is Cold, But Wont Restart Unless I Put The Accelerator Pedal To The Floor. The Oil Light And Temp Light...

Fast Idle Won't Engage When Starting, Very Low Idle, Dies, Changed Plugs, Replaced Spark Plug Coil, Cleaned Mass Air Flow. Could This Be...

I Just Started Today, Idle Around 2,000 Rpms In Park, But Seems To Run Fine Driving Down Road. When At A Stop And On The Brakes, It's...

In Park And Neutral The Truck Won’t Rev Up Past 4,000 Rpms, It Idles Rough Has Very Little Power And Acceleration While Driving. Random...

Truck Does Go To Fast Idle When Cold I Have To Hold Gas Peddle Down A Bit For A Few Seconds Then It Idles Fine.

My Engine Has A High Idle Problem..i've Replaced The Iac And Thermostat..no Difference...this Problem Occured After I Noticed My Coolant...