Based on data from 123 vehicles, 7,095 fuel-ups and 2,438,287 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 (0.66%) removed.

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

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• 2022 GMC

  2022 GMC Sierra SLT
  Added Dec 2022 • 46 Fuel-ups

  Property of Birish

• 17.2 Avg MPG

• JR’S 2022 GMC 2500 UTILITY BED

  2022 GMC Sierra 2500 HD Denali
  Added Sep 2022 • 40 Fuel-ups

  Property of redrover58

• 10.6 Avg MPG

• Sierra 2500 HD 2022

  2022 GMC Sierra 2500 HD Denali L8 GAS Automatic 6 Speed Standard Cab Pickup
  Added Sep 2022 • 119 Fuel-ups

  Property of prixxjohn21

• 13.2 Avg MPG

• Henk Sierra 1500

  2022 GMC Sierra 1500 AT4 DIESEL
  Added Apr 2023 • 33 Fuel-ups

  Property of dhulsty

• 28.7 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 Limited AT4
  Added Feb 2022 • 48 Fuel-ups

  Property of TylerPraus2000

• 15.0 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 Limited AT4
  Added Feb 2022 • 76 Fuel-ups

  Property of jcarmon

• 16.2 Avg MPG

• Kris’s AT4

  2022 GMC Sierra 1500 AT4
  Added Sep 2022 • 99 Fuel-ups

  Property of krisbalding

• 18.1 Avg MPG

• GMC Sierra

  2022 GMC Sierra Denali Automatic 8 Speed
  Added Dec 2022 • 38 Fuel-ups

  Property of drumjock

• 25.5 Avg MPG

• 2022 GMC Sierra

  2022 GMC Sierra 2500 HD Denali
  Added May 2022 • 66 Fuel-ups

  Property of Doug4646

• 12.2 Avg MPG

• Diesel Sierra

  2022 GMC Sierra HD SLT
  Added Jul 2022 • 46 Fuel-ups

  Property of bchoney

• 14.7 Avg MPG

• Sierra HD

  2022 GMC Sierra 2500 HD Denali V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jan 2022 • 75 Fuel-ups

  Property of brsmith

• 15.8 Avg MPG

• GMC Sierra Denali - Fuel

  2022 GMC Sierra Denali 6.2L V8 GAS Automatic 10 Speed
  Added Mar 2023 • 90 Fuel-ups

  Property of ScooterMann

• 14.8 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 Limited Elevation (3VL)
  Added Aug 2022 • 4 Fuel-ups

  Property of artscars

• 28.5 Avg MPG

• My Sierra Denali

  2022 GMC Sierra Denali
  Added Apr 2022 • 70 Fuel-ups

  Property of armstrongha

• 16.1 Avg MPG

• Denali Truck

  2022 GMC Sierra Denali L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Aug 2022 • 93 Fuel-ups

  Property of paulhoag

• 24.3 Avg MPG

• My Sierra

  2022 GMC Sierra AT4 5.3L V8 GAS Automatic 10 Speed
  Added May 2024 • 18 Fuel-ups

  Property of fetterj

• 17.1 Avg MPG

• Onyx

  2022 GMC Sierra 1500 AT4 L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2022 • 30 Fuel-ups

  Property of Ga12uge

• 22.9 Avg MPG

• AT4 The Beast

  2022 GMC Sierra 1500 Limited AT4 L6 GAS Automatic 10 Speed Crew Cab Pickup
  Added Apr 2022 • 81 Fuel-ups

  Property of oppie442

• 17.0 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 AT4
  Added Jan 2023 • 53 Fuel-ups

  Property of Chavez2223

• 21.3 Avg MPG

• Sierra Denali

  2022 GMC Sierra Denali 6.2L V8 GAS Automatic 10 Speed
  Added Jun 2022 • 84 Fuel-ups

  Property of Seannybravo11

• 18.2 Avg MPG

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