Pulling a 5th wheel on level highway
I have a 30' 5th wheel and pull it with my Dodge diesel truck. The rear end gearing is 4:10 and the trans is an automatic which has been rebuilt for heavy towing. I was told recently by an experienc...
Forum Discussion
Coach-man wrote:
OP never stated year of his truck, newermodels of RAM and most other models have a tow/haul button which is used when towing or hauling anything! Older models have OD off or lockout switch which is the same thing.
Ummm, nope, not by a long shot. The 47RE OD lockout button locks out OD - period. Tow/haul mode in my truck (see signature) does NOT lock out 5th or 6th gears (both overdrives); it modifies shift points, shift firmness, exhaust brake function and interaction with the service brake pedal, provides an automatic exhaust brake/transmission downshift function to decelerate or to hold speed on a downgrade, etc. The newer trucks are much more sophisticated than the 2nd generation Dodge with its simple OD lockout switch (yes, I had one in my 1996 Dodge V-10/47RE-equipped 3500 dually).
Rusty
