questions about a Cummins ISM turbo

[Rawze]

(12-23-2023 )Bearmtnmartin Wrote:  I expect that's probably what happened. The truck probably had 10 owners and i bought it for peanuts because it was thrashed. But how did the m11's regulate boost? Just defueling?

it should have a waste gate or an actuator of some kind.

someone probably removed it like a fool.

and incorrect power/boost levels can be cause by many, many things. Stop guessing blindly at, put a screen file on it to find out what it is exactly doing...
ref: http://rawze.com/forums/showthread.php?t...3#pid58693