Re: 2011 Laredo v6
Probably not. I have an '11 Laredo and there was a TSB for a PCM update that took care of a few small things, the biggest being a change in the shift points on the tranny. I think it came out in August or so of 2011.
2011 Grand Cherokee Laredo X 4x4 V6
2014 Grand Cherokee Limited 4x2 V6