Based on data from 80 vehicles, 4,537 fuel-ups and 1,247,388 miles of driving, the 2007 GMC Sierra 1500 gets a combined Avg MPG of 14.22 with a 0.08 MPG margin of error.

Any Engine Type 4.3L V6 GAS (4) 4.8L V8 GAS (6) 5.3L V8 FLEX (8) 5.3L V8 GAS (31) 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 (26) Other (16)

Below you can see a distribution of the fuel-ups with 275 outliers (5.71%) removed.

Following shows the average MPG of each of the 80 vehicles in the system.

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• My Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2021 • 13 Fuel-ups

  Property of blkgimmy

• 13.8 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Mar 2018 • 156 Fuel-ups

  Property of kshafer11

• 15.5 Avg MPG

• Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2017 • 253 Fuel-ups

  Property of tinomolloy

• 14.6 Avg MPG

• Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Oct 2018 • 126 Fuel-ups

  Property of mikey178

• 15.9 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2020 • 93 Fuel-ups

  Property of roman1213

• 14.1 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2021 • 28 Fuel-ups

  Property of Shanna49

• 14.5 Avg MPG

• 2007 GMC Sierra 4x4

  2007 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
  Added Mar 2016 • 104 Fuel-ups

  Property of markustyson

• 14.3 Avg MPG

• 2007 GMC Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2020 • 97 Fuel-ups

  Property of brendan127

• 15.1 Avg MPG

• GMC

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Nov 2019 • 49 Fuel-ups

  Property of jChappie

• 11.0 Avg MPG

• GMC

  2007 GMC Sierra 1500 SL 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Jan 2018 • 402 Fuel-ups

  Property of Jode

• 13.6 Avg MPG

• My Sierra 1500

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

  Property of ethanu99

• 15.0 Avg MPG

• The Broker

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2015 • 303 Fuel-ups

  Property of LyleWorth

• 16.0 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Feb 2020 • 92 Fuel-ups

  Property of ManiacMartin

• 12.3 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

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2021 • 7 Fuel-ups

  Property of 93fordf150

• 15.2 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Mar 2019 • 32 Fuel-ups

  Property of Rusty67

• 12.9 Avg MPG

• brian

  2007 GMC Sierra 1500 WT 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 480 Fuel-ups

  Property of brianjadams

• 14.5 Avg MPG

• Ty’s GMC Sierra 1500

  2007 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added May 2020 • 8 Fuel-ups

  Property of plettfam

• 10.7 Avg MPG

• My Sierra 1500

  2007 GMC Sierra 1500 SLE 5.3L V8 FLEX Automatic 4 Speed
  Added Apr 2018 • 39 Fuel-ups

  Property of brandon_j_smith

• 15.6 Avg MPG

• Henry

  2007 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2019 • 10 Fuel-ups

  Property of BeKuth

• 18.0 Avg MPG

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