Miss in lb7 at high rpm's

[Sparky300dmax]

hey all hows it going, about 10,000km ago i replaced all my injectors due to failure in my lb7, it has run like a top untill about a week ago i gotright on it to pass ma. and pa. kettle, and my engine started to miss fairly bad iv checked for water in the filter thers no codes anybody have any ideas?

 

[JMK777]

How old is the fuel filter

 

[dmaxfireman]

need some details on your truck... lift pump? tune? etc?

 

[Sparky300dmax]

the filter is about a year old (fleet gaurd filter)everything else is stock except i have the preditor 165+hp tune in, i have tried taking it back to factory tuning with no sucess. Thanks!

 

[custom8726]

Change the fuel filter

 

[Sparky300dmax]

do you think its starving? due to pluged filter?

 

[Lb7KID]

Change the fuel filter

X2!!!!!!!!!! that thing needed a filter on it along time ago imop. i try to change my every other time i change my oil
chances are that is youer problem. and a cheap fix compaired to injectors and so on.

 

[Sparky300dmax]

ahh ok thanks a lot guys!! im going for a filter in the morning..:thumb:

 

[Sparky300dmax]

Truck runs like a D-Max should again, holy i didnt think just filters would cause all that.. Thanks for the quick and bang on diagnosies everyone!!!:woott: