I am having a shifting issue with the Allison Transmission and I thought I would post it here to see if anyone had any insight on what it could be. The coach is a 2003 Newmar Kountry Star with the ISB 300HP motor and the Transmission is the 3000 ser...
We'll it's time to replace the carpet in my 11 year old motorhome, so hopefully someone on this forum will know of a quality company to do the work in Southern California? If you know of a place I would greatly apprieciate help finding someone.Dan
Ivylog wrote: Not sure how much more money I'd throw at this possible problem until it gets worse... if it does.The problem is it is getting worse and happening more often. The plan is to take it to Cummins to see if they can simulate and hopefully ...
rgatijnet1 wrote:Have you taken it to the Cummins shop to see if the engine control module is sending the proper signals to the transmission?I spoke to Cummins today and will try to get it in there shop this week or next. They said they had a Dyno a...
usersmanual wrote:DanK wrote:wolfe10 wrote:Assume you have checked the Allison for diagnostic codes with the shift pad. Any codes?Yes I have, and when it was at the Allison service center they had a computer hooked up while driving the coach and tha...
wolfe10 wrote:Assume you have checked the Allison for diagnostic codes with the shift pad. Any codes?Yes I have, and when it was at the Allison service center they had a computer hooked up while driving the coach and that didn't turn up anything.
It's doesn't feel like an injector misfire because it feels like the trans is going through the motions of trying to shift, but wont. Your theory of the engine governor telling the trans to shift, but the trans is saying no because it still feels th...