AND INSTALLATION OUR UNIT ARE NOT PLUG AND PLAY. DON’T BUY BY YEAR MODEL AND MAKE AS MOST UNIT ARE PARTNUMBER SPECIFIC AND ARE NOT INTERCHANGEABLE. 1997 AND NEWER UNITS WILL NEED PROFESSIONAL REPROGRAMMING.
So the 2.7L vin will work with a 3.5L pcm for dodge charger. However you can't auto scan you have to enter it manually, otherwise it will show up at a 2.7L engine scan instead of a 3.5L engine on a dodge, chrysler, etc.