mileage

Good afternoon all!! 2021 2500, 4WD, 14k Miles. My calculated mileage on the dash is consistently 3-4mpg higher than actual....and occasionally 5-6 higher when towing a heavy load. It has been this way from mile 0. I am averaging per tank 19-22 MPG hand calculated depending on route, speed...

The 1st 562 miles were mixed & yielded 20MPG! Now at 933 odo, a 133 mile road trip calc'd at 23.3MPG! Gotta say I'm 2nd guessing why I didn't allow logic to guide my decision to get a "modern" Ram years earlier, to say nothing about the improved ride, etc. Not braggin', just had to share some...

I'm new here, I have a 2015 Ram 5500 Crew Cab SLT C&C 6.7L & Aisin w/ 4.88 - yes I regret getting the 4.88. Has anyone changed the gears in the rear end to 4.44 or 4.10. I'm entertaining the idea of changing the gears. Yes, I know i'd have to change the front axle gears too, but I'd probably...

Recently purchased a 2004. 5 QC Ram 3500 SRW auto with 3. 73 gears. The fuel economy is not as expected. I got 20. 6 on 270 mile hiway trip at 65-70 - seems ok. City I've gotten 12. 0 and 13. 6 so far. Pulled my 35' 5th wheel for 185 miles and got 8. 7 running 62-65 mph. These seem real low...

Okay, guys... I was reading all of your wisdom (and experience) and saw that you guys stated it is pretty much standard for these (similar to 2010) to be stuck at 16-18mpg. Soooooo, I took this as a "challenge"... ;) So, I filled up the tank Thursday and departed immediately... For those of...