Based on data from 304 vehicles, 7,247 fuel-ups and 2,776,592 miles of driving, the 2024 GMC Sierra 1500 gets a combined Avg MPG of 21.22 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 55 outliers (0.75%) removed.

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

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• 2024 GMC SIERRA SLT

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Sep 2024 • 15 Fuel-ups

  Property of RP2u13

• 14.6 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 48 Fuel-ups

  Property of cdhallsr

• 16.6 Avg MPG

• PCM-Terry

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2023 • 98 Fuel-ups

  Property of TBCooper

• 24.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 2.7L L4 GAS Automatic 8 Speed
  Added Oct 2024 • 30 Fuel-ups

  Property of cfezatte

• 18.7 Avg MPG

• White Pearl

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2024 • 27 Fuel-ups

  Property of Dukesask

• 13.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
  Added Mar 2024 • 79 Fuel-ups

  Property of bigwill400

• 19.4 Avg MPG

• X31 Sierra 1500

  2024 GMC Sierra 1500 Pro 5.3L V8 GAS Automatic 10 Speed
  Added Oct 2024 • 21 Fuel-ups

  Property of mikecap67

• 16.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 15 Fuel-ups

  Property of StevenMcCaff

• 24.3 Avg MPG

• GMC Sierra AT4

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2024 • 15 Fuel-ups

  Property of kreiggers

• 15.9 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 33 Fuel-ups

  Property of AustinAg

• 23.3 Avg MPG

• Smokey

  2024 GMC Sierra 1500 Denali 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2025 • 9 Fuel-ups

  Property of nofd1236

• 23.7 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 15 Fuel-ups

  Property of HacksawMark

• 27.8 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2024 • 18 Fuel-ups

  Property of Dobes

• 15.5 Avg MPG

• Denali

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

  Property of jephwoyo

• 16.9 Avg MPG

• 2024 GMC Sierra

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Nov 2024 • 5 Fuel-ups

  Property of dschratwieser

• 17.0 Avg MPG

• My Sierra 1500

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

  Property of stick8373

• 28.2 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 6.2L V8 GAS Automatic 10 Speed
  Added Jul 2024 • 12 Fuel-ups

  Property of Tombo1

• 16.0 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 Elevation 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 23 Fuel-ups

  Property of theduv

• 18.5 Avg MPG

• My Sierra 1500

  2024 GMC Sierra 1500 AT4 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 49 Fuel-ups

  Property of bski141

• 25.2 Avg MPG

• Denali 1500

  2024 GMC Sierra 1500 Denali 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2024 • 22 Fuel-ups

  Property of jimmer2229

• 12.5 Avg MPG

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