hissing sound [Archive] - Diesel Place : Chevrolet and GMC Diesel Truck Forums

: hissing sound


brettsheehan
04-18-2008, 05:36 PM
i just removed my dpf and am 4"in straight through on my 07.5 2500 was wondering if anyone else heard this and is there anyway to get rid of it
thanks for all the advise and help

gmduramax
04-18-2008, 05:52 PM
Only way to get rid of it IIRC is EFI live

jtaylor11
04-18-2008, 05:53 PM
You need EFI Live. Mine did that now she`ll sit there and rumble at idle. But if your thinking about EFI PM Vortecfcar. He is a vendor here and we all have nothing but good things to say about him. But here is a thread on that hissing...... http://www.dieselplace.com/forum/showthread.php?t=199237

pelayostyle
04-18-2008, 06:03 PM
i just removed my dpf and am 4"in straight through on my 07.5 2500 was wondering if anyone else heard this and is there anyway to get rid of it
thanks for all the advise and help

What programmer did you use?

brettsheehan
04-19-2008, 01:50 AM
What programmer did you use?


i am running the PPE programer