the car is a jeep.
the engine: 6.0L
Transmission: TH400
DRIVE BY CABLE

The ECM is a RED BLUE connector, it has the stock tune for the 5.3L 4L60E cable throttle..

How do i update that tune for the 6.0L(IT is stock, no mods) and how do i delete the transmission functions as it will use the TH400??