What is trans mode Allison?
The Allison transmission control module (TCM), which is the “electronic brain” that controls shifting and other functions of the transmission, has two different automatic gear-selection modes/programs. In Performance Mode, the transmission will downshift much earlier to maintain higher engine rpm.
Are there any problems with the Allison Transmission?
Allison transmissions are custom-designed for several different industries and provide valuable power and work. However, even these revolutionary pieces of equipment can have problems. Do you know how to identify and deal with an issue that may arise with your Allison transmission?
When to use cruise control in Allison Transmission?
However, mode selection can make a big difference when traveling over rolling hills. If you drive in such areas while in Performance Mode (particularly with the cruise control on), it is common for the transmission to shift down to fifth gear on the uphill and back to sixth gear on the downhill, repeating this process hundreds of times.
Do you need an Allison Transmission for a Type C motorhome?
Our propulsion solutions deliver more power and control to the wheels while optimizing engine power. Whatever your travel plans, there’s an Allison to help you reach your destination. *Class 6-8 Type C Motorhomes require Truck RV Series. FuelSense® 2.0
Where can I find an Allison transmission button?
To find the nearest Allison dealer or distributor, visit and click on the “Sales & Service Locator” link, or call (317) 242-5000.
When did LBSS come out for Allison transmissions?
Since LBSS is a calibration feature and not a physical part, it may be available for older Allison transmissions equipped with A51, A52, or A53 TCMs (introduced July 2008). For more information about LBSS or to determine whether it is available for your coach, contact your motorhome service center or an Allison dealer or distributor.
Why do you need an Allison Transmission in a RV?
For decades, Allison has provided RV and motorhome owners with proven reliability and durability, impressive fuel efficiency and a smooth ride. Our propulsion solutions deliver more power and control to the wheels while optimizing engine power. Whatever your travel plans, there’s an Allison to help you reach your destination.
However, mode selection can make a big difference when traveling over rolling hills. If you drive in such areas while in Performance Mode (particularly with the cruise control on), it is common for the transmission to shift down to fifth gear on the uphill and back to sixth gear on the downhill, repeating this process hundreds of times.
