Originally Posted by
Bullwinkel
It appears that HP Tuners only supports the 2013 to 2015 version of this engine that is in the ATS Cadillac. This LCV engine is used in many different vehicles that have different PCM and Transmissions etc. Because this engine is used in so many different vehicles I see many other than 13 - 15 ATS engines for sale with low mileage and low price.
My question is: If I get a 2013 - 2015 ATS wiring harness and PCM will the connectors plug into other "versions" of this LCV engine? That is, is the long block, with sensors, the same on a Malibu, as the ATS.