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mexicanpiloto13's avatar
mexicanpiloto13
Explorer III
Aug 29, 2016

Pac Brake pops out of second gear for an instant

We have a Monaco dynasty 1998 with An Allison world transmission and pac brake. About a month ago, the pac brake failed. we thought it was the pedal but when I took it in to Freightliner, it was a...
Class A
11178adm's avatar
11178adm
Explorer
Aug 30, 2016
you may have a ecm programing issue if the minimum engine brake speed is set too high it will disengage at the speed it is set at and then reengage when the coach speeds back up. this parameter can be checked and reset at any cummins shop

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