Based on data from 275 vehicles, 5,381 fuel-ups and 2,111,958 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.70 with a 0.16 MPG margin of error.

Any Engine Type 2.7L L4 GAS (9) 3.0L L6 DIESEL (205) 5.3L V8 GAS (34) 6.2L V8 GAS (27) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (1) Crew Cab Pickup (45) Any Submodel SLE (4) Pro (6) Denali Ultimate (18) AT4X (22) SLT (34) Denali (50) Elevation (56) AT4 (85)

Below you can see a distribution of the fuel-ups with 48 outliers (0.88%) removed.

Following shows the average MPG of each of the 275 vehicles in the system.

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• Donna

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 27 Fuel-ups

  Property of dmathis

• 26.3 Avg MPG

• * 2024 GMC Sierra 1500 (Steele)

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 28 Fuel-ups

  Property of PrimeTime83

• 23.2 Avg MPG

• Red Rex

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 19 Fuel-ups

  Property of Devothekid

• 23.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 18 Fuel-ups

  Property of s4nsc

• 23.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Nov 2024 • 6 Fuel-ups

  Property of idahoboi

• 17.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 23 Fuel-ups

  Property of AustinAg

• 23.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 8 Fuel-ups

  Property of jflamang

• 22.3 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 11 Fuel-ups

  Property of theduv

• 18.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
  Added Mar 2024 • 62 Fuel-ups

  Property of bigwill400

• 19.8 Avg MPG

• Denali 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 32 Fuel-ups

  Property of ebhisey

• 26.9 Avg MPG

• Sierra

  2024 GMC Sierra 1500 Pro 2.7L L4 GAS Automatic 8 Speed Standard Cab Pickup
  Added Apr 2024 • 18 Fuel-ups

  Property of neillynch

• 21.4 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 51 Fuel-ups

  Property of agbeyer

• 27.8 Avg MPG

• Storm

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2024 • 6 Fuel-ups

  Property of budro3434

• 19.8 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 63 Fuel-ups

  Property of jonathan4martin

• 21.9 Avg MPG

• Gerald

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 16 Fuel-ups

  Property of casey0713

• 25.6 Avg MPG

• Sierra 1500

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 29 Fuel-ups

  Property of Johudge

• 23.1 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 28 Fuel-ups

  Property of oldscuts

• 15.1 Avg MPG

• Breeze

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2024 • 3 Fuel-ups

  Property of Silverbee400

• 22.1 Avg MPG

• USS Thunder Truck

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 45 Fuel-ups

  Property of DoubleA24

• 18.0 Avg MPG

• Hoyt’s 2024 GMC 1500 Denali

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 53 Fuel-ups

  Property of Texasoffshore

• 23.0 Avg MPG

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