Originally Posted by
1analguy
I can't comment on the '09 Challenger automatic's gage setup as I don't know anyone that has an automatic. However, my brother has an '09 300 and when his MDS activates, it says "ECO" in the display briefly in the same way that a 6-speed owner will see "1st to 4th" briefly in the display when the skip shift mechanism is active...
I have a '10 automatic. It shows ECO in the display whenever you are cruising, no matter what speed