wisdom needed!

[DirtymaxLBZ]

:banging:Hey guys love the site never knew i could do so much with my LBZ learned a lot so far and have a lot more to go. Now I have problems cutting out at 2600 rpm ,I just unlocked hot code on my juice w/att and the truck takes off hot then spits and sputters cleans up then spits again not getting any rail pressure codes . Have EGR blocked ,IAH gone,PCV reroute,ported rail fitting, getting codes MAF high flow, Egr insufficient Help! she wants to go but somethings wrong

 

[Kat]

:hello: and :welcome5:

You might want to do a bottle test

http://www.duramaxdiesels.com/forum/showthread.php?t=1995&highlight=bottle+test

You might have to shim your PRV

http://www.duramaxdiesels.com/forum/showthread.php?t=100&highlight=shim+mod

 

[MadMaxx61]

x2 what the WWW said

:welcome6: :welcome3:

 

[DirtymaxLBZ]

Thanks i will try tomorrow, would you use a shim kit, or race valve? Oh 900 plus WWW your my hero:rofl:

 

[Kat]

I would do the shim mod first:thumb:

 

[MadMaxx61]

Also if not been done change the Fuel Filter too.

 

[Big Block 88]

Most like FPRV as Kat said, I had issues on the dyno with mine popping

 

[DirtymaxLBZ]

OK going to do bottle test now i will let Yall Know

 

[DirtymaxLBZ]

Well I put the bottle on it got no fuel in it the truck acted a lot better? it didnt act like it was hitting a chip at 2600rpm. im going to leave the bottle on for a while cause yesterday. It was cutting out bad. oh its only making about 30psi of boost is that normal?