I have a 2006 Pontiac GTO and Trinity, which tune do I need to download? I downloaded trimity_gm_can_gas_1r13y_update.crom, when I go to put it on the "tool" I can select the year 2006, and Pontiac, and LS2, then when it gets to the list, I a lot of GM vehicles and a couple of Pontiac G8's but not ...