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2012 GMC Sierra 1500 MPG

Based on data from 84 vehicles, 6,499 fuel-ups and 1,889,737 miles of driving, the 2012 GMC Sierra 1500 gets a combined Avg MPG of 14.65 with a 0.08 MPG margin of error.

Below you can see a distribution of the fuel-ups with 152 outliers (2.29%) removed.

Following shows the average MPG of each of the 84 vehicles in the system.

2012 GMC Sierra 1500s For Sale Nearby

  • Work Sierra 1500

    2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Nov 2019 • 270 Fuel-ups

    Property of Jathroo

  • 14.5 Avg MPG
  • Snow Storm

    2012 GMC Sierra 1500 Denali 6.2L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Aug 2019 • 266 Fuel-ups

    Property of Ngiles79

  • 11.4 Avg MPG
  • 246-40

    2012 GMC Sierra 1500 SL 4.8L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Mar 2023 • 63 Fuel-ups

    Property of Brandon-Lawrence

  • 14.0 Avg MPG
  • My Sierra 1500

    2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Dec 2023 • 49 Fuel-ups

    Property of cameron15g

  • 16.3 Avg MPG
  • Truck

    2012 GMC Sierra 1500 SLT 6.2L V8 FLEX Automatic 6 Speed
    Added Dec 2020 • 120 Fuel-ups

    Property of saharper

  • 11.5 Avg MPG
  • My Sierra 1500

    2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Apr 2021 • 170 Fuel-ups

    Property of mgoblue94

  • 15.0 Avg MPG
  • My Sierra 1500

    2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Jul 2020 • 90 Fuel-ups

    Property of storm_5oh

  • 12.9 Avg MPG
  • GMC Sierra 1500

    2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Jul 2024 • 9 Fuel-ups

    Property of dyoung522

  • 14.0 Avg MPG
  • My Sierra 1500

    2012 GMC Sierra 1500 WT 4.8L V8 FLEX Automatic 6 Speed
    Added Jun 2022 • 90 Fuel-ups

    Property of fatdadsgarage

  • 16.4 Avg MPG
  • My Sierra 1500

    2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Dec 2023 • 23 Fuel-ups

    Property of MaxMcQueen

  • 14.4 Avg MPG
  • Sierra 1500

    2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Jun 2024 • 15 Fuel-ups

    Property of nmbs2k

  • 13.3 Avg MPG
  • Cowboy's Cadillac

    2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Feb 2016 • 357 Fuel-ups

    Property of TheMayor

  • 13.6 Avg MPG
  • 5.3L Z71 CCSB

    2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Mar 2012 • 252 Fuel-ups

    Property of willfull04

  • 16.1 Avg MPG
  • My Sierra 1500

    2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Jun 2016 • 223 Fuel-ups

    Property of sicariusinferi

  • 14.2 Avg MPG
  • GMC 2012

    2012 GMC Sierra 1500 Denali 6.2L V8 FLEX Automatic 6 Speed
    Added Sep 2016 • 258 Fuel-ups

    Property of masterhoser

  • 14.2 Avg MPG
  • My Sierra 1500

    2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Jun 2024 • 8 Fuel-ups

    Property of Rugby735

  • 14.8 Avg MPG
  • 2012 GMC Sierra 1500 Z71

    2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Sep 2016 • 250 Fuel-ups

    Property of slabshaft

  • 16.2 Avg MPG
  • 12 GMC Sierra

    2012 GMC Sierra 1500 Denali 6.2L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Jun 2023 • 49 Fuel-ups

    Property of acjet88

  • 12.1 Avg MPG
  • Frank The Tank

    2012 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
    Added Sep 2021 • 29 Fuel-ups

    Property of Tclechner

  • 12.6 Avg MPG
  • Sierra 1500

    2012 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
    Added Sep 2018 • 89 Fuel-ups

    Property of Matthew77

  • 12.9 Avg MPG

Recent Activity

from other GMC Sierra 1500 vehicles (View All)

Tips

Topping off fuel is a mistake!

Do not do this! It is hazardous at the pump, but there is a ... ...

by Cartwright918

Read more tips