idle problem

I swaped from a stock Eaton to a GEN1 2.3L Whipple and installed a Return Style Fuel System during winter and a 200A Alternator with Big 3 wire upgrade. I´m doing a remote tune with a very well known men My tuner send me a idle tune according to my modifications. It starts normally but after ~30...

I have run into a problem with my 2010 GT500. I daily drive this car and have never had a problem with it but the other day I was driving at 2400 rpms and when I let off the gas, the rpms stayed at 2400. I pushed the clutch in, they did not drop. I had to turn the car off and it started up fine...

Just 2 months ago i went to a whipple. After the tune i had a slight idle problem. after i punch it and let off fast the truck will run fine and preform fine until i return down to idle. it will just keep going down until it shuts off. i can turn the truck back on typically with no issues...

I'll give you the run down with links to the videos at the end. Started about 4 months ago. Coming back from a car show, car ran great. Stopped in front of the house to back up into the drive way, car just dies and will not start back up. Got frustrated and let the car sit in front of the...

i recently purchased a 99 cobra. The car runs fine except it wont idle after warming up. it dies when you come to a stop. i changed mass air meters. havent cleaned the iac yet but i took it to autozone and ran the codes on it. it says the ecm doesnt recongnize the vehicles ID. just to throw...

i recently bought a 1999 mustang cobra with 58k miles. After the car warms up it wont idle. it dies once you pull up to a stop sign etc. i changed mass air meters and no change really. i took it to autozone and a code for the ecm showed up and for the speedometer. if anybody has any experience...

Hey hopefully someond can give my mechanic and I some advice on my 97 cobras stalling problem. I have a 97 cobra with 57,000 miles. I bought the car 2 weeks ago. It has 4.10 gears, high flow cats, h-pipe, new tranny and king cobra clutch. Last friday I started the car up with no problem. While...

A friend of mine has a 2006 Mustang GT. Recently driving the car lost all throttle response and got a wrench light and engine light. The cars gas pedal is completely inactive and it sputters and bogs at idle which is the only thing it can do. When checking the engine codes it read 2111 and 2104...

when the car is sitting still the rpms drop to 600 then it shoots up to 1200 rpms then back to normal. this happens repeatedly while at idle and i don't know what is wrong with it.

Hello all, just bought a 98 Cobra... When I get off the gas heading up to a stop, my car stays at high idle like around 1800 or so for a few seconds then Slowly goes down to the correct idle... The same thing happens if you are just sitting and rev it up... Slow to return back to idle...