2005 Chevy duramax

[Barber05duramax]

I just replaced the fuel pressure regulator on my 2005 Chevy duramax and now it falls on its face at about 2000 rpm?

 

[Barber05duramax]

I just replaced the fuel pressure regulator on my 2005 Chevy duramax and now it falls on its face at about 2000 rpm?

The only mods done to the truck are egr delete a cold air intake and straight pipe

 

[Scott410]

I think you posted this in the wrong section my man, not going to get much attention here.

Sent from my SM-G981V using Tapatalk

 

[TheBac]

Moved to LLY section.

Any codes to go along with it falling on its face? Where'd you buy the FPR? Is it a Bosch unit or Chinese copy?