Based on data from 123 vehicles, 7,136 fuel-ups and 2,451,984 miles of driving, the 2022 GMC Sierra gets a combined Avg MPG of 16.82 with a 0.17 MPG margin of error.

Any Engine Type 5.3L V8 GAS (3) 6.2L V8 GAS (4) DIESEL (3) H6 DIESEL (1) L3 DIESEL (2) L4 GAS (1) L6 DIESEL (10) L6 GAS (1) L8 GAS (2) V10 GAS (1) V8 DIESEL (9) V8 GAS (7) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (4) Crew Cab Pickup (25) Cab & Chassis (1) Extended Crew Cab Pickup (1) Cab & Chassis - Crew Cab (2) Any Submodel AT4 (1) SLE (2) Base (7) 1500 Limited AT4 (9) 1500 Limited Elevation (3VL) (14) 2500 HD Denali (20) Denali (21) 1500 AT4 (30) Other (19)

Below you can see a distribution of the fuel-ups with 47 outliers (0.65%) removed.

Following shows the average MPG of each of the 123 vehicles in the system.

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• Truck 30 LG

  2022 GMC Sierra V8 DIESEL Automatic 10 Speed
  Added Mar 2022 • 191 Fuel-ups

  Property of gprp

• 11.3 Avg MPG

• Sierra 2022

  2022 GMC Sierra SLT Texas Edition L3 DIESEL
  Added May 2022 • 80 Fuel-ups

  Property of mitchellalger

• 27.2 Avg MPG

• Denali Ultimate

  2022 GMC Sierra Denali 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 93 Fuel-ups

  Property of tattooed

• 22.4 Avg MPG

• Scott’s Sierra

  2022 GMC Sierra 1500 SLT L8 GAS Automatic 10 Speed
  Added Aug 2022 • 69 Fuel-ups

  Property of Sschoenfeld

• 18.8 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 Limited AT4
  Added Apr 2022 • 172 Fuel-ups

  Property of phight

• 15.9 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 Limited AT4
  Added Jan 2022 • 119 Fuel-ups

  Property of rdjbowtie

• 18.0 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 Limited Elevation (3VL)
  Added Jul 2022 • 111 Fuel-ups

  Property of suburban2020

• 15.5 Avg MPG

• Sierra AT4 1500 3.0 Diesel

  2022 GMC Sierra 1500 AT4
  Added Apr 2022 • 56 Fuel-ups

  Property of RADGAS

• 21.7 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 Limited AT4
  Added Feb 2022 • 77 Fuel-ups

  Property of jcarmon

• 16.1 Avg MPG

• My Sierra

  2022 GMC Sierra
  Added Feb 2022 • 70 Fuel-ups

  Property of broshnoc

• 24.7 Avg MPG

• Baby max

  2022 GMC Sierra 1500 Limited Elevation (3VL)
  Added Jun 2022 • 85 Fuel-ups

  Property of coasting

• 26.0 Avg MPG

• 2022 Denali Duramax

  2022 GMC Sierra 2500 HD Denali V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jun 2022 • 159 Fuel-ups

  Property of RobBryce

• 13.8 Avg MPG

• Sierra

  2022 GMC Sierra 1500 Limited Elevation (3VL)
  Added May 2022 • 105 Fuel-ups

  Property of Haeffb

• 17.9 Avg MPG

• Denali

  2022 GMC Sierra 2500 HD Denali V8 GAS
  Added Sep 2022 • 43 Fuel-ups

  Property of Kamotz

• 11.9 Avg MPG

• Mini max

  2022 GMC Sierra 1500 Limited AT4
  Added Apr 2022 • 56 Fuel-ups

  Property of Cruzenblue

• 27.6 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 Limited Elevation (3VL)
  Added Sep 2022 • 85 Fuel-ups

  Property of timduggan

• 25.8 Avg MPG

• GMC Sierra

  2022 GMC Sierra 1500 Limited SLT V8 GAS
  Added Mar 2022 • 70 Fuel-ups

  Property of Zyoid

• 17.4 Avg MPG

• "Big Red" 2022 GMC Sierra SLT

  2022 GMC Sierra 1500 AT4
  Added Oct 2022 • 39 Fuel-ups

  Property of Ed753

• 15.4 Avg MPG

• 2022 Denali Ultimate

  2022 GMC Sierra Denali V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Sep 2022 • 85 Fuel-ups

  Property of grumpyvet

• 22.5 Avg MPG

• Elevation

  2022 GMC Sierra L3 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Apr 2022 • 59 Fuel-ups

  Property of urbs76

• 23.5 Avg MPG

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