Based on data from 84 vehicles, 5,003 fuel-ups and 1,363,271 miles of driving, the 2007 GMC Sierra 1500 gets a combined Avg MPG of 14.22 with a 0.07 MPG margin of error.

Any Engine Type 4.3L V6 GAS (4) 4.8L V8 GAS (6) 5.3L V8 FLEX (9) 5.3L V8 GAS (33) 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 (11) Any Submodel Denali (2) WT (4) SL (8) SLT (24) SLE (29) Other (17)

Below you can see a distribution of the fuel-ups with 275 outliers (5.21%) removed.

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

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• 2007 Sierra

  2007 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Aug 2016 • 574 Fuel-ups

  Property of Muldo

• 15.3 Avg MPG

• Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Dec 2021 • 37 Fuel-ups

  Property of mrfaddy

• 15.4 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Mar 2018 • 196 Fuel-ups

  Property of kshafer11

• 15.5 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2021 • 81 Fuel-ups

  Property of Shanna49

• 14.8 Avg MPG

• 2007 GMC Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2020 • 162 Fuel-ups

  Property of brendan127

• 14.9 Avg MPG

• GMC

  2007 GMC Sierra 1500 SL 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Jan 2018 • 432 Fuel-ups

  Property of Jode

• 13.5 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2020 • 166 Fuel-ups

  Property of roman1213

• 14.4 Avg MPG

• Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2017 • 299 Fuel-ups

  Property of tinomolloy

• 14.6 Avg MPG

• GMC

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Nov 2019 • 70 Fuel-ups

  Property of jChappie

• 10.7 Avg MPG

• The Broker

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2015 • 338 Fuel-ups

  Property of LyleWorth

• 16.1 Avg MPG

• Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Oct 2018 • 158 Fuel-ups

  Property of mikey178

• 15.8 Avg MPG

• Truck-Sierra

  2007 GMC Sierra 1500 Custom Submodel Automatic 4 Speed
  Added Jun 2021 • 15 Fuel-ups

  Property of hotrod1120

• 15.9 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Nov 2021 • 6 Fuel-ups

  Property of badelf

• 15.0 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Mar 2019 • 33 Fuel-ups

  Property of Rusty67

• 12.9 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Apr 2018 • 42 Fuel-ups

  Property of brandon_j_smith

• 15.5 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Feb 2019 • 64 Fuel-ups

  Property of prolljr

• 15.1 Avg MPG

• 2007 GMC Sierra 4x4

  2007 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
  Added Mar 2016 • 116 Fuel-ups

  Property of markustyson

• 14.3 Avg MPG

• Sierra

  2007 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Oct 2021 • 46 Fuel-ups

  Property of tjbytheway

• 13.1 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2021 • 21 Fuel-ups

  Property of blkgimmy

• 14.0 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2021 • 8 Fuel-ups

  Property of ethanu99

• 13.3 Avg MPG

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