fuel mileage lmm

There is a thread kinda close to this but its a little different so I figured Id ask thinkin it might help him as well... I have been looking at a newer body style and was curious what you LMM guys gettin for milage? any increase or decrease with deletes and/or mods? I Have quite a long trip...

Hello guy i have a question i have 2010 2500hd crewcab 1000 miles pulled my 31 foot camper to the beach only got about 9 0r 10 miles to the gallon is that normal what can be done to help the mileage thanks greg also the temp flucuacte a lot from like 210 to 225 that may normal i dont know any...

I haven't calculated it other than looking at my DIC. I am sick and tired of putting $700.00 worth of diesel a month in this truck, hell my payment is only $550.00. What are some good add-ons to get my mileage back up. I have 295's on it which are sucking diesel like a prom night keg. Not really...

I got a 08 chev duramax long box with the large fuel cell 140L I think, this thing stinks for milage at best i'm averaging 650kms to a tank, just put in 130L and got 640km's. I bitch about it everytime the truck goes in for service and they tell me they can't do anything. They told me it gets...

I have been tracking my mileage from when I bought the truck. I wanted to see what modifications if any would affect mileage and by how much. I have MBRP exhaust, down pipe back with Quadzilla Stealth 2. So for all that are on the fence about deleting the DPF here are my results. I understand...

ok boys and girls since someone got me a little wound up last night i think its time to settle this debate once and for all. (at least until next week anyway) Here are the rules only people with LMM Duramax trucks should be chiming in to keep it honest and try and be as nice as possible to...

LMM owners what are you seeing for mpg?