Based on data from 306 vehicles, 23,161 fuel-ups and 8,084,401 miles of driving, the 2021 Chevrolet Silverado 1500 gets a combined Avg MPG of 19.10 with a 0.08 MPG margin of error.

Any Engine Type 2.7L L4 GAS (34) 3.0L L6 DIESEL (117) 4.3L V6 GAS (5) 5.3L V8 FLEX (2) 5.3L V8 GAS (120) 6.2L V8 GAS (22) V6 GAS (1) V8 GAS (3) Any Body Style Extended Cab Pickup (5) Crew Cab Pickup (78) Cab & Chassis (1) Cab & Chassis - Crew Cab (1) Any Submodel WT (4) Custom Trail Boss (11) High Country (13) Custom (25) LTZ (30) LT Trail Boss (54) LT (67) RST (102)

Below you can see a distribution of the fuel-ups with 150 outliers (0.64%) removed.

Following shows the average MPG of each of the 306 vehicles in the system.

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• My Silverado

  2021 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Sep 2023 • 70 Fuel-ups

  Property of ThatOneGuyOverThere

• 25.7 Avg MPG

• 21 Silverado

  2021 Chevrolet Silverado 1500 LT 2.7L L4 GAS Automatic 8 Speed Crew Cab Pickup
  Added Apr 2021 • 104 Fuel-ups

  Property of vortec42

• 18.0 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 High Country 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2023 • 27 Fuel-ups

  Property of Davecaps

• 28.8 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2024 • 8 Fuel-ups

  Property of GrampzG

• 26.0 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added Dec 2020 • 235 Fuel-ups

  Property of Eddys300

• 12.1 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added Aug 2021 • 98 Fuel-ups

  Property of Jmwalter85

• 14.4 Avg MPG

• 2021 Silverado

  2021 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Sep 2024 • 8 Fuel-ups

  Property of cftiger1986

• 16.7 Avg MPG

• Silverado

  2021 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Mar 2022 • 81 Fuel-ups

  Property of VolatilePA

• 23.0 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2023 • 28 Fuel-ups

  Property of Robbot

• 23.4 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 Custom Trail Boss 6.2L V8 GAS Automatic 10 Speed
  Added Nov 2021 • 120 Fuel-ups

  Property of Jnmichlo

• 15.1 Avg MPG

• Bad Blue

  2021 Chevrolet Silverado 1500 Custom Trail Boss 5.3L V8 GAS Automatic 6 Speed
  Added May 2022 • 101 Fuel-ups

  Property of Hyundai2014

• 16.3 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 Custom 4.3L V6 GAS Automatic 6 Speed
  Added May 2024 • 37 Fuel-ups

  Property of thesrband

• 16.7 Avg MPG

• Bean’s Silverado 1500

  2021 Chevrolet Silverado 1500 Custom 2.7L L4 GAS Automatic 8 Speed
  Added Mar 2022 • 84 Fuel-ups

  Property of beanbean

• 14.7 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added May 2022 • 140 Fuel-ups

  Property of cwhamilt82

• 23.1 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 10 Speed
  Added Feb 2024 • 102 Fuel-ups

  Property of cjdalmut

• 17.4 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added May 2021 • 264 Fuel-ups

  Property of mako614

• 17.0 Avg MPG

• My Silverado 1500 2021

  2021 Chevrolet Silverado 1500 LT 2.7L L4 GAS Automatic 10 Speed
  Added Dec 2021 • 159 Fuel-ups

  Property of markz0119

• 16.5 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 31 Fuel-ups

  Property of mbclark25

• 24.3 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added May 2023 • 59 Fuel-ups

  Property of elwicho

• 14.6 Avg MPG

• My Silverado 1500

  2021 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added May 2021 • 164 Fuel-ups

  Property of chriz1808

• 15.3 Avg MPG

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