Based on data from 59 vehicles, 4,568 fuel-ups and 1,275,784 miles of driving, the 2010 GMC Sierra 1500 gets a combined Avg MPG of 13.88 with a 0.09 MPG margin of error.

Any Engine Type 4.3L V6 GAS (3) 4.8L V8 FLEX (5) 5.3L V8 FLEX (33) 6.2L V8 FLEX (4) GAS (2) V8 FLEX (5) V8 GAS (2) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (6) Crew Cab Pickup (16) Any Submodel Denali (2) SL (4) WT (6) SLT (15) SLE (23) Other (9)

Below you can see a distribution of the fuel-ups with 179 outliers (3.77%) removed.

Following shows the average MPG of each of the 59 vehicles in the system.

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• My Sierra 1500

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Oct 2018 • 106 Fuel-ups

  Property of Radicalman

• 16.1 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Mar 2017 • 113 Fuel-ups

  Property of BrandonS86

• 12.2 Avg MPG

• Sierra

  2010 GMC Sierra 1500 SLE 6.2L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 359 Fuel-ups

  Property of ccroslin

• 12.5 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed
  Added Sep 2018 • 237 Fuel-ups

  Property of tinman32

• 13.7 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLE 4.8L V8 FLEX Automatic 4 Speed
  Added May 2021 • 13 Fuel-ups

  Property of jcampbell490

• 13.2 Avg MPG

• My Sierra 1500

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed
  Added Jul 2020 • 113 Fuel-ups

  Property of landonandrachael

• 11.5 Avg MPG

• Sierra 1500

  2010 GMC Sierra 1500 SLE 4.8L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Mar 2017 • 348 Fuel-ups

  Property of mgantt87

• 15.5 Avg MPG

• GMC Sierra

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed Extended Cab Pickup
  Added Feb 2019 • 17 Fuel-ups

  Property of Danver

• 16.9 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 • 364 Fuel-ups

  Property of txbl

• 13.9 Avg MPG

• Sierra

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Mar 2018 • 103 Fuel-ups

  Property of jwtipple

• 16.7 Avg MPG

• 2010gmc1500

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Extended Cab Pickup
  Added May 2020 • 67 Fuel-ups

  Property of dthusa

• 14.7 Avg MPG

• Sierra

  2010 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Sep 2017 • 131 Fuel-ups

  Property of dlandis01

• 15.6 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 4.8L V8 FLEX Automatic 4 Speed
  Added Feb 2019 • 105 Fuel-ups

  Property of darshanmckay95

• 14.0 Avg MPG

• Gorgeous

  2010 GMC Sierra 1500 SLT 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Aug 2020 • 15 Fuel-ups

  Property of Dullawolf

• 13.0 Avg MPG

• GMC Denali Truck

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

  Property of Saintraj

• 15.4 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

• 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

• 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

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