Diesel MPG and fuel additives
I recently purchased a RAM 3500 DRW with a 3.73 rear and ASIAN transmission. I am not using any fuel additive at this time. I only get about 14-15 MPG not towing at 65 on level ground and about 7-8 MP...
Forum Discussion
2oldman wrote:crewstx wrote:Wow.. an honest post about mpg.
a RAM 3500 DRW with a 3.73 rear and ASIAN transmission. I only get about 14-15 MPG not towing at 65 on level ground and about 7-8 MPG towing a Montana fifth wheel on level..
Actually if that is what OP is getting 'hand calculated' then something isn't right.
Both non-towing and towing mpg are low.
But guess that depends on whether OP's Cummins is pre/post DEF
My honest mpg......hand calculated
Non-towing....17-18 mpg
Towing......10-11 mpg (worst I every got was 9 bucking a 35 mph headwind)
4:10 diff/4 speed auto 14K 13'3" 5vr
