Allison Transmisson Model MD3000MH
The 3000 Transmission went into Limp Mode after being in traffic for several hours. Had the Trans checked by Inland Power Group, Carol Stream,IL, (They were originally Detroit Allison before coming u...
Forum Discussion
jimrose wrote:
Just a little more clarification, The tran went into safe mode three times in the last two times we were out. Also I leave the exhaust brake on all the time. The last time for safe was after coming down several blocks of a steep hill at slow speed with the tran in 2nd. I will call shop Monday to see if the ECM was rebooted. Thanks for all the thoughts so far.
Has your transmission ever been serviced by flushing with the filters changed?
transmission fluid deteriorates with heat, It may have been that way a long time, that is not good for it and may have caused this problem. The transmission cooler may have become clogged also, contributing to this problem.
