Based on data from 71 vehicles, 7,239 fuel-ups and 2,427,334 miles of driving, the 2018 GMC Canyon gets a combined Avg MPG of 21.15 with a 0.12 MPG margin of error.

Any Engine Type 2.5L L4 GAS (6) 2.8L L4 DIESEL (25) 3.6L V6 GAS (40) Any Body Style Extended Cab Pickup (4) Crew Cab Pickup (22) Any Submodel Base (5) All Terrain (8) Denali (15) SLT (20) SLE (23)

Below you can see a distribution of the fuel-ups with 64 outliers (0.88%) removed.

Following shows the average MPG of each of the 71 vehicles in the system.

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• 2025 Canyon Gas

  2018 GMC Canyon SLE 3.6L V6 GAS Automatic 8 Speed
  Added Jan 2025 • 11 Fuel-ups

  Property of Retiree

• 18.9 Avg MPG

• 2018 GMC Canyon Denali

  2018 GMC Canyon Denali 3.6L V6 GAS Automatic 8 Speed
  Added Mar 2018 • 225 Fuel-ups

  Property of PaBigDog

• 18.9 Avg MPG

• Black Beauty

  2018 GMC Canyon Denali 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jul 2018 • 307 Fuel-ups

  Property of bernyk

• 18.2 Avg MPG

• My Canyon

  2018 GMC Canyon All Terrain 2.8L L4 DIESEL Automatic 6 Speed
  Added Dec 2022 • 111 Fuel-ups

  Property of jones724

• 24.8 Avg MPG

• My Canyon

  2018 GMC Canyon SLT 3.6L V6 GAS Automatic 8 Speed
  Added Nov 2018 • 240 Fuel-ups

  Property of Mn2deep

• 18.0 Avg MPG

• Canyon

  2018 GMC Canyon SLE 3.6L V6 GAS Automatic 6 Speed
  Added Oct 2018 • 192 Fuel-ups

  Property of kejw

• 19.1 Avg MPG

• My Canyon

  2018 GMC Canyon SLT 2.8L L4 DIESEL Automatic 6 Speed
  Added May 2022 • 179 Fuel-ups

  Property of Colomtnboy

• 20.4 Avg MPG

• Ol’ Blue

  2018 GMC Canyon 3.6L V6 GAS Automatic 6 Speed
  Added May 2020 • 103 Fuel-ups

  Property of bhartsfield

• 19.0 Avg MPG

• My Canyon

  2018 GMC Canyon SLE 3.6L V6 GAS Automatic 8 Speed
  Added Aug 2020 • 218 Fuel-ups

  Property of Jrstrat

• 19.2 Avg MPG

• Greyhound of Death

  2018 GMC Canyon 2.5L L4 GAS Automatic 6 Speed Extended Cab Pickup
  Added Mar 2018 • 271 Fuel-ups

  Property of Corn-T

• 23.1 Avg MPG

• My Canyon

  2018 GMC Canyon SLE 3.6L V6 GAS Automatic 6 Speed
  Added Dec 2023 • 79 Fuel-ups

  Property of rebkent

• 16.4 Avg MPG

• Mericn Dirtymax

  2018 GMC Canyon SLT 2.8L L4 DIESEL Automatic 6 Speed
  Added Jan 2021 • 281 Fuel-ups

  Property of 1ProudMerican

• 23.6 Avg MPG

• Canyon

  2018 GMC Canyon Denali 3.6L V6 GAS Automatic Crew Cab Pickup
  Added Apr 2021 • 195 Fuel-ups

  Property of slm7399

• 19.1 Avg MPG

• My Canyon

  2018 GMC Canyon SLT 3.6L V6 GAS Automatic 8 Speed
  Added Apr 2025 • 10 Fuel-ups

  Property of xardoz

• 19.2 Avg MPG

• Canyon

  2018 GMC Canyon Denali 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jul 2021 • 131 Fuel-ups

  Property of hawgfans

• 13.8 Avg MPG

• My Canyon

  2018 GMC Canyon SLE 3.6L V6 GAS Automatic 8 Speed Crew Cab Pickup
  Added Apr 2019 • 145 Fuel-ups

  Property of ToddST

• 22.0 Avg MPG

• Pickup

  2018 GMC Canyon Denali 2.8L L4 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2018 • 182 Fuel-ups

  Property of dixien65

• 25.3 Avg MPG

• Canyon

  2018 GMC Canyon SLE 2.8L L4 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2020 • 197 Fuel-ups

  Property of IOwnCalculus

• 23.9 Avg MPG

• My Canyon

  2018 GMC Canyon SLT 3.6L V6 GAS Automatic 8 Speed
  Added Jul 2023 • 164 Fuel-ups

  Property of siggiepop

• 22.9 Avg MPG

• Sith Lord Edition

  2018 GMC Canyon SLE 3.6L V6 GAS Automatic 8 Speed
  Added May 2019 • 583 Fuel-ups

  Property of CamMc

• 20.5 Avg MPG

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