Based on data from 95 vehicles, 6,197 fuel-ups and 1,658,040 miles of driving, the 2007 GMC Sierra 1500 gets a combined Avg MPG of 14.18 with a 0.06 MPG margin of error.

Any Engine Type 4.3L V6 GAS (5) 4.8L V8 GAS (7) 5.3L V8 FLEX (11) 5.3L V8 GAS (40) 6.0L V8 GAS (10) 6.2L V8 GAS (2) V8 FLEX (3) V8 GAS (11) Any Body Style Extended Cab Pickup (2) Crew Cab Pickup (12) Any Submodel Denali (2) WT (6) SL (9) SLT (27) SLE (34) Other (17)

Below you can see a distribution of the fuel-ups with 283 outliers (4.37%) removed.

Following shows the average MPG of each of the 95 vehicles in the system.

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• Red truck

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 140 Fuel-ups

  Property of clarkpgh

• 15.9 Avg MPG

• GMC Sierra

  2007 GMC Sierra 1500 SL 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2016 • 46 Fuel-ups

  Property of Gas_Buddy

• 13.8 Avg MPG

• GMC 2007

  2007 GMC Sierra 1500 SLE 6.0L V8 GAS Automatic 4 Speed
  Added Nov 2016 • 27 Fuel-ups

  Property of dbzein

• 13.8 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2017 • 9 Fuel-ups

  Property of bkezm

• 16.4 Avg MPG

• GMC

  2007 GMC Sierra 1500 SLT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Sep 2017 • 42 Fuel-ups

  Property of khoops

• 14.3 Avg MPG

• Sierra Madre de Chiapas

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Apr 2016 • 36 Fuel-ups

  Property of Kapeloff

• 12.4 Avg MPG

• Gmc truck

  2007 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed
  Added Oct 2016 • 91 Fuel-ups

  Property of rhzap

• 16.8 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2016 • 23 Fuel-ups

  Property of Eskimos

• 20.7 Avg MPG

• Truck

  2007 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Jul 2014 • 89 Fuel-ups

  Property of ryangray86

• 14.9 Avg MPG

• Truck

  2007 GMC Sierra 1500 SL
  Added Dec 2014 • 43 Fuel-ups

  Property of CarFreak302

• 14.7 Avg MPG

• '07 Sierra

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Extended Cab Pickup (4 Door)
  Added Apr 2014 • 110 Fuel-ups

  Property of CanuckSam

• 14.6 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L GAS V8 Automatic 6 Crew Cab Pickup (4 Door)
  Added May 2015 • 4 Fuel-ups

  Property of jasonlboyd

• 17.3 Avg MPG

• Gmc 1500 sierra 4x4

  2007 GMC Sierra 1500 GAS V8
  Added May 2014 • 22 Fuel-ups

  Property of gmc1500

• 15.8 Avg MPG

• Sierra

  2007 GMC Sierra 1500 SLT Automatic 4 Speed Crew Cab Pickup
  Added Nov 2020 • 5 Fuel-ups

  Property of ewong29

• 13.0 Avg MPG

• GMC

  2007 GMC Sierra 1500 GAS V8
  Added Feb 2014 • 8 Fuel-ups

  Property of BFB133

• 21.2 Avg MPG

• Green Truck

  2007 GMC Sierra 1500 GAS V8
  Added Feb 2014 • 4 Fuel-ups

  Property of cgoodman

• 11.1 Avg MPG

• 2007 GMC Sierra Z71 5.3

  2007 GMC Sierra 1500 FLEX V8
  Added Jan 2014 • 4 Fuel-ups

  Property of dwarren2

• 16.5 Avg MPG

• GMC Sierra

  2007 GMC Sierra 1500 SLT 6.0L V8 GAS Automatic 4 Speed
  Added Nov 2017 • 6 Fuel-ups

  Property of BillyBlaze

• 18.4 Avg MPG

• GMC Sierra

  2007 GMC Sierra 1500 SLT 6.0L V8 GAS Automatic 4 Speed
  Added Nov 2017 • 6 Fuel-ups

  Property of BillyBlaze

• 18.4 Avg MPG

• GMC Sierra

  2007 GMC Sierra 1500 GAS V8
  Added Jul 2013 • 7 Fuel-ups

  Property of JHWalker80

• 17.6 Avg MPG

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