Based on data from 70 vehicles, 5,618 fuel-ups and 1,579,727 miles of driving, the 2010 GMC Sierra 1500 gets a combined Avg MPG of 13.97 with a 0.08 MPG margin of error.

Any Engine Type 4.3L V6 GAS (4) 4.8L V8 FLEX (7) 5.3L V8 FLEX (41) 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 208 outliers (3.57%) removed.

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

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• Sierra 1500

  2010 GMC Sierra 1500 SLE 4.8L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Mar 2017 • 451 Fuel-ups

  Property of mgantt87

• 15.7 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Sep 2018 • 442 Fuel-ups

  Property of tinman32

• 14.0 Avg MPG

• Red GMC

  2010 GMC Sierra 1500 SL 4.8L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Jul 2023 • 9 Fuel-ups

  Property of bluedodgeram

• 18.7 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added May 2023 • 20 Fuel-ups

  Property of Tanner_C

• 13.8 Avg MPG

• Sierra

  2010 GMC Sierra 1500 SLE 6.2L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 440 Fuel-ups

  Property of ccroslin

• 12.6 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Dec 2022 • 139 Fuel-ups

  Property of TCarp

• 13.7 Avg MPG

• Sierra

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Mar 2018 • 155 Fuel-ups

  Property of jwtipple

• 17.5 Avg MPG

• Dad's Truck

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed Extended Cab Pickup
  Added Sep 2023 • 6 Fuel-ups

  Property of noebete76

• 14.1 Avg MPG

• Sierra

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Sep 2017 • 187 Fuel-ups

  Property of dlandis01

• 15.5 Avg MPG

• Gorgeous

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Aug 2020 • 51 Fuel-ups

  Property of Dullawolf

• 11.9 Avg MPG

• GMC Sierra

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed Extended Cab Pickup
  Added Feb 2019 • 38 Fuel-ups

  Property of Danver

• 16.3 Avg MPG

• GMC Sierra 1500

  2010 GMC Sierra 1500 SL 4.8L V8 FLEX Automatic 4 Speed Extended Cab Pickup
  Added Nov 2021 • 186 Fuel-ups

  Property of Jartol

• 15.8 Avg MPG

• Kevin

  2010 GMC Sierra 1500 WT 4.3L V6 GAS Automatic 4 Speed Standard Cab Pickup
  Added Jul 2021 • 25 Fuel-ups

  Property of prcsal

• 16.5 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Jun 2023 • 5 Fuel-ups

  Property of gavinboos69

• 19.4 Avg MPG

• GMC

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Dec 2022 • 15 Fuel-ups

  Property of Dmercier

• 17.2 Avg MPG

• 2010gmc1500

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
  Added May 2020 • 85 Fuel-ups

  Property of dthusa

• 15.0 Avg MPG

• Lucy

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Aug 2018 • 90 Fuel-ups

  Property of hartsej1

• 14.0 Avg MPG

• Truck

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Crew Cab Pickup
  Added Oct 2019 • 31 Fuel-ups

  Property of moyerdm

• 9.3 Avg MPG

• 2010 GMC Sierra 5.3L 4WD

  2010 GMC Sierra 1500 SLE 5.3L FLEX V8 Automatic 6 Crew Cab Pickup (4 Door)
  Added Nov 2014 • 392 Fuel-ups

  Property of txbl

• 13.8 Avg MPG

• xMom’s 2010 Sierra 1500

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Sep 2022 • 3 Fuel-ups

  Property of tomman2

• 16.9 Avg MPG

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