Ford Mustang Forum - View Single Post - 2012 Mustang GT Manual - rough idle/revving/stalling
View Single Post
post #7 of (permalink) Old 12-08-2015
Registered User
Brenspeed's Avatar
Joined: Jul 2005
Location: North Webster
Posts: 1,910
Previous owner probably returned car to stock with the tuner and kept it. Hence the horrible running condition, buy a calibration and a tuner and be all set! This is a common problem that we run into weekly with used cars and aftermarket parts. We have what you need, call us.
Brenspeed is offline  
For the best viewing experience please update your browser to Google Chrome