Based on data from 70 vehicles, 5,783 fuel-ups and 1,617,372 miles of driving, the 2010 GMC Sierra 1500 gets a combined Avg MPG of 14.03 with a 0.08 MPG margin of error.

Any Engine Type 4.3L V6 GAS (4) 4.8L V8 FLEX (8) 5.3L V8 FLEX (40) 6.2L V8 FLEX (4) GAS (2) V8 FLEX (5) V8 GAS (2) Any Body Style Standard Cab Pickup (2) Extended Cab Pickup (9) Crew Cab Pickup (18) Any Submodel Denali (2) SL (6) WT (8) SLT (18) SLE (27) Other (9)

Below you can see a distribution of the fuel-ups with 230 outliers (3.83%) removed.

Following shows the average MPG of each of the 70 vehicles in the system.

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• GMC Denali Truck

  2010 GMC Sierra 1500 Denali 6.2L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Jan 2021 • 21 Fuel-ups

  Property of Saintraj

• 15.2 Avg MPG

• Blue bus

  2010 GMC Sierra 1500 WT 5.3L V8 FLEX Automatic 4 Speed Extended Cab Pickup
  Added Jun 2022 • 14 Fuel-ups

  Property of MudderGoose

• 19.7 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLE 4.8L V8 FLEX Automatic 4 Speed
  Added May 2021 • 52 Fuel-ups

  Property of jcampbell490

• 15.1 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Mar 2017 • 132 Fuel-ups

  Property of BrandonS86

• 12.2 Avg MPG

• Gmc

  2010 GMC Sierra 1500 SL 4.8L V8 FLEX Automatic 4 Speed
  Added Mar 2020 • 308 Fuel-ups

  Property of marcs76

• 15.6 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Jan 2021 • 26 Fuel-ups

  Property of chrishuntermac

• 13.7 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 WT 4.8L V8 FLEX Automatic 4 Speed
  Added Feb 2019 • 105 Fuel-ups

  Property of darshanmckay95

• 14.0 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Oct 2018 • 108 Fuel-ups

  Property of Radicalman

• 16.1 Avg MPG

• Truck

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Crew Cab Pickup
  Added Oct 2019 • 30 Fuel-ups

  Property of moyerdm

• 9.3 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 WT 4.3L V6 GAS Automatic 4 Speed
  Added Sep 2019 • 17 Fuel-ups

  Property of Probeadobe

• 17.0 Avg MPG

• GMC Truck

  2010 GMC Sierra 1500 SLE Extended Cab Pickup
  Added Jan 2020 • 123 Fuel-ups

  Property of mipace

• 14.8 Avg MPG

• Bessie2

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Aug 2017 • 480 Fuel-ups

  Property of HawkZ28

• 12.5 Avg MPG

• GMC

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Mar 2020 • 11 Fuel-ups

  Property of hedljac

• 18.6 Avg MPG

• Sierra

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
  Added Apr 2018 • 94 Fuel-ups

  Property of jeanjlee

• 14.3 Avg MPG

• GMC Sierra

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Feb 2018 • 23 Fuel-ups

  Property of d-brooks

• 14.6 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Feb 2019 • 4 Fuel-ups

  Property of djack

• 17.5 Avg MPG

• Gustrobru’s All Terrain

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Apr 2019 • 27 Fuel-ups

  Property of gustobru

• 12.0 Avg MPG

• Peanut

  2010 GMC Sierra 1500 WT 5.3L V8 FLEX Automatic 4 Speed Standard Cab Pickup
  Added Apr 2018 • 81 Fuel-ups

  Property of bruppe

• 16.6 Avg MPG

• 2010 GMC Truck

  2010 GMC Sierra 1500 SLE
  Added Nov 2017 • 80 Fuel-ups

  Property of jbgrant37

• 13.3 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Sep 2016 • 83 Fuel-ups

  Property of ovirico88

• 14.5 Avg MPG

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