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  1. J

    2005 Mustang GT erratic idle

    Thanks guys, for all your help!! I knew that I could count on the Stang Gang!
  2. J

    2005 Mustang GT erratic idle

    Thank you for your reply. The MAF sensor was one of the first things I looked at, but I didn't realize you could clean it. So how do you clean it?
  3. J

    2005 Mustang GT erratic idle

    I love my car but, I'm old school and sometimes I'd like to take all this computer engine control crap and trash it! My car is running really rough. I got the trouble code from the computer P0506 which means "Idle Air Control (IAC) system, rpm lower than expected". I've worked with Idle Air...