Duramax
When you're cruising at 75 mph,,,,passing everyone,,, uphill,,, with camper in tow,,,, and you look down and notice the rpm's are at 1800,,,, you say to yourself "Self, buying a Duramax dually was a ...
Forum Discussion
Charlie D. wrote:
What are the lights for on the bottom right? Something wrong with you gauges. Avg. MPG of 13.4 at that speed? Even if it was a result of lower speeds to climb at that speed should have dropped the mpg.
Truck was my 11 HO RAM Dually with 3.42's. Lights are Tow Haul and Exhaust Brake.
I was traveling on I-10 Eastbound towards Phoenix, AZ at 75-80 mph. I slowly ramped up from that speed to 103 over a couple miles and the wife had no Idea how fast I was going.
My 15 will top at 104 @ much higher RPM's.
