Based on data from 146 vehicles, 11,907 fuel-ups and 3,705,675 miles of driving, the 2012 Ram 3500 gets a combined Avg MPG of 12.12 with a 0.07 MPG margin of error.

Any Engine Type 5.7L V8 GAS (1) 6.7L L6 DIESEL (104) GAS (4) L6 DIESEL (31) Any Body Style Extended Cab Pickup (1) Crew Cab Pickup (27) Extended Crew Cab Pickup (7) Any Submodel ST (7) SLT (26) Laramie Longhorn (29) Laramie (46) Other (38)

Below you can see a distribution of the fuel-ups with 138 outliers (1.15%) removed.

Following shows the average MPG of each of the 146 vehicles in the system.

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• RAM 3500

  2012 Ram 3500 ST 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2016 • 523 Fuel-ups

  Property of kc2mdn

• 13.5 Avg MPG

• Ram 3500

  2012 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2019 • 148 Fuel-ups

  Property of steelram3500

• 12.1 Avg MPG

• RAM 3500

  2012 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2016 • 424 Fuel-ups

  Property of Helowings60

• 13.1 Avg MPG

• Ram

  2012 Ram 3500 ST 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2019 • 50 Fuel-ups

  Property of cloead

• 13.8 Avg MPG

• My 3500

  2012 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2023 • 33 Fuel-ups

  Property of williamwong1621

• 14.4 Avg MPG

• Brutus

  2012 Ram 3500 DIESEL L6 N/A
  Added Jan 2013 • 244 Fuel-ups

  Property of R2D1

• 12.0 Avg MPG

• Ram

  2012 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2023 • 58 Fuel-ups

  Property of NauticAllen

• 15.0 Avg MPG

• Wampa One

  2012 Ram 3500 SLT 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2024 • 6 Fuel-ups

  Property of MasterLow

• 16.9 Avg MPG

• Truck

  2012 Ram 3500 Laramie Longhorn 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2016 • 172 Fuel-ups

  Property of gilly24

• 16.3 Avg MPG

• My 3500

  2012 Ram 3500 Laramie Longhorn 6.7L L6 DIESEL Automatic 6 Speed
  Added Jul 2024 • 6 Fuel-ups

  Property of trevor_butte

• 10.8 Avg MPG

• Ram

  2012 Ram 3500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2022 • 46 Fuel-ups

  Property of leorstanley

• 15.5 Avg MPG

• Ram 3500 (Green 2012)

  2012 Ram 3500 SLT 6.7L L6 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jul 2020 • 125 Fuel-ups

  Property of BlueLghtning

• 10.2 Avg MPG

• Black Pearl

  2012 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Apr 2021 • 32 Fuel-ups

  Property of kuwacko

• 13.2 Avg MPG

• Rammy 2012 Longhorn

  2012 Ram 3500 Laramie Longhorn 6.7L L6 DIESEL Automatic 6 Speed
  Added Mar 2021 • 21 Fuel-ups

  Property of Locster

• 11.7 Avg MPG

• Truck

  2012 Ram 3500 DIESEL L6
  Added Feb 2014 • 39 Fuel-ups

  Property of rbretz

• 10.2 Avg MPG

• My 3500

  2012 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Oct 2021 • 46 Fuel-ups

  Property of nosparkplugs

• 12.4 Avg MPG

• My 3500

  2012 Ram 3500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2022 • 6 Fuel-ups

  Property of wcleveland

• 16.2 Avg MPG

• RAM 3500

  2012 Ram 3500 Laramie 6.7L L6 DIESEL Automatic 6 Speed
  Added Sep 2021 • 6 Fuel-ups

  Property of mmayer

• 16.4 Avg MPG

• Summer 2022 trip

  2012 Ram 3500 Laramie Longhorn 6.7L L6 DIESEL Automatic 5 Speed
  Added Aug 2022 • 8 Fuel-ups

  Property of trevor_butte

• 11.7 Avg MPG

• My 3500

  2012 Ram 3500 SLT 6.7L L6 DIESEL Automatic 6 Speed
  Added Aug 2019 • 60 Fuel-ups

  Property of Grew72

• 14.1 Avg MPG

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