Based on data from 261 vehicles, 4,781 fuel-ups and 1,877,821 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.78 with a 0.18 MPG margin of error.

Any Engine Type 2.7L L4 GAS (9) 3.0L L6 DIESEL (198) 5.3L V8 GAS (29) 6.2L V8 GAS (25) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (1) Crew Cab Pickup (42) Any Submodel SLE (4) Pro (6) Denali Ultimate (18) AT4X (22) SLT (33) Denali (45) Elevation (52) AT4 (81)

Below you can see a distribution of the fuel-ups with 31 outliers (0.64%) removed.

Following shows the average MPG of each of the 261 vehicles in the system.

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• Sierra

  2024 GMC Sierra 1500 Pro 2.7L L4 GAS Automatic 8 Speed Standard Cab Pickup
  Added Apr 2024 • 14 Fuel-ups

  Property of neillynch

• 21.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 9 Fuel-ups

  Property of Brian01

• 25.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 22 Fuel-ups

  Property of Chad08

• 20.5 Avg MPG

• * 2024 GMC Sierra 1500 (Steele)

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 20 Fuel-ups

  Property of PrimeTime83

• 23.0 Avg MPG

• AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jun 2024 • 13 Fuel-ups

  Property of PfeffAT4

• 28.4 Avg MPG

• Sierra

  2024 GMC Sierra 1500 SLE 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 11 Fuel-ups

  Property of lukeryan

• 25.0 Avg MPG

• GMC

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2023 • 55 Fuel-ups

  Property of Trones

• 24.9 Avg MPG

• 24 Sierra

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL
  Added Mar 2024 • 15 Fuel-ups

  Property of Dura-Brad

• 26.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 17 Fuel-ups

  Property of Penguinrunner21

• 26.0 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 00DAD

• 20.2 Avg MPG

• My Sierra 1500

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

  Property of Cash9410

• 24.9 Avg MPG

• GMC Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 13 Fuel-ups

  Property of hewes11

• 26.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 21 Fuel-ups

  Property of cguffy

• 21.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 20 Fuel-ups

  Property of J_Dub

• 24.5 Avg MPG

• 24 Sierra 1500

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

  Property of jjuppyh

• 21.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Oct 2024 • 4 Fuel-ups

  Property of mmcgrath23

• 25.1 Avg MPG

• My Sierra 1500

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

  Property of HacksawMark

• 29.9 Avg MPG

• Sexy Red Truck

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 24 Fuel-ups

  Property of stmd

• 24.5 Avg MPG

• AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Feb 2024 • 13 Fuel-ups

  Property of DP68

• 26.3 Avg MPG

• 2024 GMC Sierra 1500 Denali

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

  Property of sdkt

• 22.1 Avg MPG

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