When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I will tell you they have different software in PCM
Some early 2012 have 5 speed transmission , later build dates have the 6 speed.
As I learned yesterday the coolant in the 2012 is 5 yr coolant and the coolant in the 2013 is 10 yr coolant.
I am sure there are a few more things
STEVE