Running Hot!
Hi all I purchased my 2008 Forest River Berkshire 390BH (Freightliner Chasis, 340hp Cummins 6.7L ISB) about 1 year ago. It has 52,000kms on it (I bought it at 45,000kms). For completeness related t...
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There is no Tow Haul on Allison 3000 transmission.
And economy mode ON is OK as long as YOU select the proper gear (higher end of engine RPM range and less than full throttle).
If you expect all automatic, then on long steep grades keep it in performance mode (which is the mode it starts in every time you start the engine). The problem I see with that is that you have decided that it is smarter than you. May be true, may not-- depends on the driver.
Said another way, a smart drives is PROactive-- seeing what is happening where you are now and what is coming up. While the transmission can only e REactive-- seeing what happened well behind you.
No rights or wrongs here-- but the Allison does allow you to treat it like a manual transmission in terms of selecting the right gear.
And economy mode ON is OK as long as YOU select the proper gear (higher end of engine RPM range and less than full throttle).
If you expect all automatic, then on long steep grades keep it in performance mode (which is the mode it starts in every time you start the engine). The problem I see with that is that you have decided that it is smarter than you. May be true, may not-- depends on the driver.
Said another way, a smart drives is PROactive-- seeing what is happening where you are now and what is coming up. While the transmission can only e REactive-- seeing what happened well behind you.
No rights or wrongs here-- but the Allison does allow you to treat it like a manual transmission in terms of selecting the right gear.
