Forum Discussion

bluebarry1964b's avatar
bluebarry1964b
Explorer
Feb 04, 2016

TCM on Allison Transmission needed replacing. Why?

The computer on my Allison 2000 transmission (2003 Holiday Rambler Neptune) just blew. Mechanic said he only found one code on it that indicated "low voltage." He asked if I'd had battery problems. I ...
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chuckftboy's avatar
chuckftboy
Explorer
Feb 06, 2016
Even though you have low mileage on your coach, the TCM is 13 years old and age takes a toll on electronics too. Turning your battery switch off probably has nothing to do with the failure as I am sure there has been many RV's with low voltage on their electronics while in storage. If this were a common problem someone would have posted it somewhere on one of the forums.

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