Originally Posted by RJSoobs251
What are your build dates? I just had the ECM reprogrammed on mine (11-115-12). It is like night and day for the engine braking which I feel will lead to better MPGs. My build date was 11/11 btw. I would suggest doing the reprogramming if your car was built in 2011.
Agreed. I just had it done as well. Mine was a build date of 10/11, one of the first. It's nice being able to coast downhill. I'm hoping my mileage is better, but I won't know until it warms up a little.