C15 Acert Problems - But these problems have been taken care of and are no longer an issue. Have a cat c15 acert twin turbo in a truck doing heavy haul. Recently installed a tuned ecm, it will now build well over 60 psi of boost, i have only been running it at 60 and. Caterpillar c15 acert problems. When tuned correctly, the c15 acert can be a strong, reliable engine. Despite its potential, the earlier versions of this engine still ran into.
But these problems have been taken care of and are no longer an issue.