Based on data from 261 vehicles, 4,773 fuel-ups and 1,875,283 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.79 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 (0.65%) removed.

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

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• MyGMC1500

  2024 GMC Sierra 1500 Denali Ultimate 6.2L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 23 Fuel-ups

  Property of msgr

• 19.1 Avg MPG

• Work AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added May 2024 • 42 Fuel-ups

  Property of pigpen23

• 18.6 Avg MPG

• 2024 GMC Sierra 1500 AT4X

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

  Property of ormandj

• 19.7 Avg MPG

• USS Thunder Truck

  2024 GMC Sierra 1500 AT4X 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 40 Fuel-ups

  Property of DoubleA24

• 17.8 Avg MPG

• AT4 #2

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Mar 2024 • 26 Fuel-ups

  Property of Chrome_Daddy0

• 16.6 Avg MPG

• 2024 GMC AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Nov 2023 • 41 Fuel-ups

  Property of RattleNhum

• 21.5 Avg MPG

• 2024 GMC

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Jan 2024 • 50 Fuel-ups

  Property of towens

• 17.3 Avg MPG

• Donna

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

  Property of dmathis

• 26.6 Avg MPG

• Big White

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Oct 2023 • 117 Fuel-ups

  Property of st333

• 15.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 26 Fuel-ups

  Property of dscogg1945

• 22.3 Avg MPG

• GMC Sierra 1500

  2024 GMC Sierra 1500 SLT 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2023 • 38 Fuel-ups

  Property of dotmyl

• 22.6 Avg MPG

• 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 Elevation 2.7L L4 GAS Automatic 8 Speed
  Added Oct 2024 • 9 Fuel-ups

  Property of cfezatte

• 18.7 Avg MPG

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