Originally Posted by ken6881
There is not a way to tune out boost on our trucks we don't have a vgt turbo like newer trucks. Fueling controls boost for the most part so a heavily fueled tune is going to make higher boost numbers when the turbo spools. Low boost fueling based of the map sensor is what allows you to control rolling black smoke when you first hit the gas. (not saying other settings are not changed for a smoke tune)
A variable geometry turbo has NOTHING to do with the ability of the ECU to sense and control boost. Yes, boost can be controlled via ecu. Why do you think there is a limp mode, and how it works? It's based on boost.