Based on data from 262 vehicles, 4,845 fuel-ups and 1,903,131 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.78 with a 0.17 MPG margin of error.

Any Engine Type 2.7L L4 GAS (9) 3.0L L6 DIESEL (199) 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 (53) AT4 (81)

Below you can see a distribution of the fuel-ups with 32 outliers (0.66%) removed.

Following shows the average MPG of each of the 262 vehicles in the system.

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• My Sierra 1500

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 5 Fuel-ups

  Property of wayneaux

• 14.8 Avg MPG

• 2024 Sierra 1500 SLT

  2024 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 10 Speed
  Added Apr 2024 • 37 Fuel-ups

  Property of infonut

• 15.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 41 Fuel-ups

  Property of robbiepc30

• 23.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2024 • 4 Fuel-ups

  Property of Brandtley

• 20.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2024 • 5 Fuel-ups

  Property of peraf19

• 24.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali Ultimate 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2023 • 62 Fuel-ups

  Property of DJBeggs

• 27.3 Avg MPG

• ‘24 AT4

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

  Property of brennancarpet

• 16.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Jun 2024 • 30 Fuel-ups

  Property of tampayachtsales

• 15.8 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 11 Fuel-ups

  Property of xtrandrix

• 21.9 Avg MPG

• My Sierra 1500

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

  Property of SierraD

• 23.0 Avg MPG

• 1 Sierra 1500

  2024 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
  Added Feb 2024 • 36 Fuel-ups

  Property of valmario

• 21.2 Avg MPG

• Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
  Added Jul 2024 • 32 Fuel-ups

  Property of crik303

• 17.4 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2024 • 16 Fuel-ups

  Property of s4nsc

• 23.3 Avg MPG

• John's Truck

  2024 GMC Sierra 1500 SLE 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jul 2024 • 22 Fuel-ups

  Property of Lazzlo

• 26.9 Avg MPG

• GMC Sierra 1500

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 19 Fuel-ups

  Property of Gears_Gadgets

• 20.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 12 Fuel-ups

  Property of Mammoth

• 21.3 Avg MPG

• White at4x

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Sep 2024 • 20 Fuel-ups

  Property of Bpip24

• 17.6 Avg MPG

• My Sierra 1500

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

  Property of Gazsaver

• 24.3 Avg MPG

• My Sierra AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Apr 2024 • 21 Fuel-ups

  Property of Dmaxfarmer

• 26.3 Avg MPG

• Sierra 1500 At4

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

  Property of 2022Heavy

• 23.7 Avg MPG

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