It's a detroit
Thanks, the guy with the laptop checked and we only have inactive 39 and it says no active codes that's why he advised me to take it to penndetroit.
Just dropped it off at penndetroit. They will have an answer later in the day. Thanks. I actually drove it to them and on my way it only came up twice
It's code 39, changed the egr valve but still same issue
My 05 freighlinner columbia has a problem. The check engine and engine protect lights comes on at 1500rpm and cuts the power but doesn't shut off...
Please I have a problem with my 05 freighlinner columbia, the check engine and engine protect lights come on at 1500rpm and cuts power and lights...