Based on data from 123 vehicles, 7,026 fuel-ups and 2,412,935 miles of driving, the 2022 GMC Sierra gets a combined Avg MPG of 16.81 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 45 outliers (0.64%) removed.

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

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• 22 AT4

  2022 GMC Sierra 1500 AT4
  Added Apr 2024 • 328 Fuel-ups

  Property of sander025

• 23.7 Avg MPG

• Baby max

  2022 GMC Sierra 1500 Limited Elevation (3VL)
  Added Jun 2022 • 83 Fuel-ups

  Property of coasting

• 26.0 Avg MPG

• GMC Sierra

  2022 GMC Sierra 1500 Limited SLT V8 GAS
  Added Mar 2022 • 69 Fuel-ups

  Property of Zyoid

• 17.4 Avg MPG

• 2022 Denali Ultimate

  2022 GMC Sierra Denali V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Sep 2022 • 84 Fuel-ups

  Property of grumpyvet

• 22.5 Avg MPG

• Truck 30 LG

  2022 GMC Sierra V8 DIESEL Automatic 10 Speed
  Added Mar 2022 • 187 Fuel-ups

  Property of gprp

• 11.3 Avg MPG

• Sam Blue

  2022 GMC Sierra SLE 5.3L V8 GAS Automatic 8 Speed
  Added Dec 2022 • 108 Fuel-ups

  Property of LeatherPumpkin

• 25.7 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

• Beast

  2022 GMC Sierra 2500 HD Denali V8 DIESEL Automatic 10 Speed Cab & Chassis - Crew Cab
  Added Nov 2022 • 43 Fuel-ups

  Property of SpecMiata23

• 15.1 Avg MPG

• My Sierra

  2022 GMC Sierra Denali
  Added Dec 2022 • 146 Fuel-ups

  Property of JERatte

• 12.2 Avg MPG

• "Big Red" 2022 GMC Sierra SLT

  2022 GMC Sierra 1500 AT4
  Added Oct 2022 • 38 Fuel-ups

  Property of Ed753

• 15.4 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 Limited AT4
  Added Jan 2022 • 117 Fuel-ups

  Property of rdjbowtie

• 18.0 Avg MPG

• GMC Sierra 3500 HDDenali

  2022 GMC Sierra Denali
  Added Aug 2022 • 147 Fuel-ups

  Property of LouLee

• 16.0 Avg MPG

• 2022 Sierra

  2022 GMC Sierra 3500HD SLE V8 DIESEL
  Added Jul 2022 • 119 Fuel-ups

  Property of swood2940

• 14.8 Avg MPG

• Denali Ultimate

  2022 GMC Sierra Denali 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 89 Fuel-ups

  Property of tattooed

• 22.5 Avg MPG

• Sierra

  2022 GMC Sierra 2500 HD Denali Automatic Cab & Chassis - Crew Cab
  Added Jan 2022 • 116 Fuel-ups

  Property of jhruska

• 11.1 Avg MPG

• Sierra AT4 1500 3.0 Diesel

  2022 GMC Sierra 1500 AT4
  Added Apr 2022 • 59 Fuel-ups

  Property of RADGAS

• 21.7 Avg MPG

• My Sierra

  2022 GMC Sierra 1500 AT4
  Added Aug 2022 • 70 Fuel-ups

  Property of jbwood9

• 21.8 Avg MPG

• GMC Sierra

  2022 GMC Sierra 1500 Limited V8 GAS
  Added Jun 2022 • 114 Fuel-ups

  Property of papierce1

• 17.4 Avg MPG

• El Chapo II

  2022 GMC Sierra Denali
  Added Aug 2022 • 56 Fuel-ups

  Property of cjel23

• 25.0 Avg MPG

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