I started with 12212156 and went to COS 2020001. I am now swapping from a 4l60e to 4l80e do I have to go back and make a new tune with the 12212156 and then change to the custom operating system again?
Thanks
I started with 12212156 and went to COS 2020001. I am now swapping from a 4l60e to 4l80e do I have to go back and make a new tune with the 12212156 and then change to the custom operating system again?
Thanks
98 WS6, M6, 02 PCM, CO3, SD 2 Bar tune, 416 D1SC Procharger, 73# Injectors, Patriot Lq9 heads, 232 int 240 exh. Lift .595 int .608 exh 115.. header, Intake, AEM WB.