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  1. 5.0L Tech
    Morning, I have a 1992 Mustang GT 5.0 and decided to changed out my valve cover gaskets. During this process I installed new hoses on the intake, due to cracks. Now that I've put everything back together, the car will crank, but will not stay running. It'll fire up fine, but will not idle. I've...
  2. 2011-2014 Mustang Talk
    Can anyone explain the difference between these two parts when I google iac for 2012 v6 noting comes up, but when I google purge valve I see what’s right near the throttle body, so earlier cars have iac and newer just purge?
  3. 4.6L Tech
    Hello so I will be going to the American Muscle show this weekend down in Pennsylvania but seem to have run into a problem of course right before I plan on driving it from Mass to PA. So I find that my 2000 Mustang GT is running at a high idle. It is running anywhere from 2000RPM to 3000RPM and...
  4. 4.6L Tech
    Hello, my 2003 Mustang gt began idling at over 2000rpm on my drive home from work the other night. I checked the TPS and it was working properly so i checked for vacuum leaks and found nothing. I then took the IAC off and cleaned it thoroughly and popped it back in. The car went back to...
  5. 5.0L Tech
    If I remove the wiring harness from the idle air control valve while the car is at idle,should the rpm,s increase or decrease at all if the valve and harness are functioning properly??Or will the rpm,s not move at all??I also need to know if the installation of a bypass plate that goes between...
  6. New Member Introductions
    1993 ford Mustang GT OK guys i am just about to be finished restoring my 5.0 and then i ran into one last problem. My car is surging during idle from 900 to 600 making the idle very rough. It also hesitates when acceleration almost like its not getting spark or similar to a misfire. The car used...
  7. 5.0L Tech
    Hello AFM Fam; Well, I must say, things are going well with the 'ol girl. New ECU, Harmonic Balancer, A/C is finished, just in time for it to cool down! Running like she should except.... I recall a high idle issue on this car before my dad passed away. So, I pulled the IAC, checked the...
  8. New Member Introductions
    IM HAVING IDLE PROBLEMS WITH MY MUSTANG 2002 V6. THE RPMs KEEP GOING UP TO 2000 TO 3000 WHEN I SHIFT OR PUT IT IN NEUTRAL. SOMETIMES I LET GO OF THE GAS AND ITS LIKE IF ITS IN CRUISE CONTROL AND I DONT EVEN HAVE THAT. ANY ONE CAN HELP ME ON THIS PROBLEM?????
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