Based on data from 304 vehicles, 7,056 fuel-ups and 2,710,894 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.26 with a 0.14 MPG margin of error.

Any Engine Type 2.7L L4 GAS (11) 3.0L L6 DIESEL (220) 5.3L V8 GAS (41) 6.2L V8 GAS (32) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (1) Crew Cab Pickup (56) Any Submodel SLE (4) Pro (8) Denali Ultimate (21) AT4X (24) SLT (39) Denali (57) Elevation (60) AT4 (91)

Below you can see a distribution of the fuel-ups with 54 outliers (0.76%) removed.

Following shows the average MPG of each of the 304 vehicles in the system.

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• Sierra 1500 Denali Ultimate

  2024 GMC Sierra 1500 Denali Ultimate 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 12 Fuel-ups

  Property of taguy

• 24.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
  Added Oct 2024 • 28 Fuel-ups

  Property of cfezatte

• 18.5 Avg MPG

• 2024 GMC Sierra 1500 Denali

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

  Property of sdkt

• 21.3 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 73 Fuel-ups

  Property of jonathan4martin

• 21.9 Avg MPG

• GMC

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Sep 2024 • 32 Fuel-ups

  Property of Irko

• 24.0 Avg MPG

• My Sierra AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Nov 2024 • 14 Fuel-ups

  Property of AT4MPG

• 24.9 Avg MPG

• The Beast

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Apr 2024 • 40 Fuel-ups

  Property of hydguy

• 17.4 Avg MPG

• Sierra

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Mar 2024 • 45 Fuel-ups

  Property of jwiedrick

• 17.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 8 Speed
  Added Oct 2024 • 9 Fuel-ups

  Property of mmcgrath23

• 20.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 34 Fuel-ups

  Property of Chad08

• 20.4 Avg MPG

• 2024 Sierra

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

  Property of elliston61

• 26.1 Avg MPG

• Executive Adventure Hauler

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Apr 2024 • 70 Fuel-ups

  Property of n1ghtsh1ft

• 25.8 Avg MPG

• USS Thunder Truck

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 52 Fuel-ups

  Property of DoubleA24

• 18.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2025 • 12 Fuel-ups

  Property of therealchuckd

• 25.2 Avg MPG

• GMC Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 40 Fuel-ups

  Property of dotmyl

• 22.4 Avg MPG

• 2024 GMC

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Jan 2024 • 61 Fuel-ups

  Property of towens

• 16.9 Avg MPG

• Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 57 Fuel-ups

  Property of 36trap

• 25.7 Avg MPG

• 24 GMC

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Jan 2025 • 25 Fuel-ups

  Property of gftunnell

• 14.8 Avg MPG

• GMC Sierra 1500

  2024 GMC Sierra 1500 Pro 2.7L L4 GAS Automatic 8 Speed
  Added Nov 2024 • 32 Fuel-ups

  Property of David28h

• 19.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLE 3.0L L6 DIESEL Automatic 10 Speed
  Added May 2024 • 46 Fuel-ups

  Property of tessor59

• 23.6 Avg MPG

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