Allison transmission fluid change interval.
My wife just purchased a 1997 Monaco Winsor. It is a diesel with Allison transmission. It has 40K miles. I am thinking of changing the ATF mostly due to age. I think it takes about 35 quarts and filte...
Forum Discussion
johnhicks wrote:
Have the fluid tested.
Agree. If it tests good, and continues to test good, it is good until it does not meet the parameters on the test sheet. Here's who I use every year: https://jglubricantservices.com/
