won't run above 1500 rpm"s [Archive] - Diesel Place : Chevrolet and GMC Diesel Truck Forums

: won't run above 1500 rpm"s


monroesoffroad
06-16-2009, 07:13 PM
Hello everyone first post in this forum...

I have an 06 3500 6.6 and it won't go past 1500 rpm's.

monroesoffroad
06-16-2009, 08:00 PM
anyone????

Buckeye 06DMax
06-16-2009, 08:03 PM
Sounds like you limped it. Any lights? What mods? Maintenance up to date?

monroesoffroad
06-16-2009, 08:37 PM
Yes it is in limp mode but it won't pull codes in the scanner.And it idles really rough.

wreedLBZ
06-16-2009, 08:49 PM
try a different scanner

monroesoffroad
06-16-2009, 08:59 PM
try a different scanner

LOL Yeah thats kinda what I was thinking.I just thought it might be one of those "Yeah all ya gotta do is "type fixes.

Premis
06-17-2009, 02:52 PM
I would say start with the fuel filter.

monroesoffroad
06-18-2009, 05:22 PM
well just so everybody knows.The batteries were just low enough to start the truck but to low to keep it from going to limp.Put two new batteries in it and it runs perfect.

Green Machine
06-18-2009, 06:07 PM
well just so everybody knows.The batteries were just low enough to start the truck but to low to keep it from going to limp.Put two new batteries in it and it runs perfect.

Good to hear! :driver: