Based on data from 50 vehicles, 3,943 fuel-ups and 1,192,092 miles of driving, the 2021 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.65 with a 0.13 MPG margin of error.

Any Engine Type 6.6L V8 DIESEL (26) 6.6L V8 GAS (24) Any Body Style Crew Cab Pickup (12) Any Submodel Custom (6) WT (7) High Country (7) LTZ (14) LT (16)

Below you can see a distribution of the fuel-ups with 14 outliers (0.35%) removed.

Following shows the average MPG of each of the 50 vehicles in the system.

• «
• 1
• 2
• 3
• »

• 2021 Silverado 2500HD

  2021 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Aug 2022 • 144 Fuel-ups

  Property of Aerohead

• 14.7 Avg MPG

• My Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed
  Added Apr 2024 • 31 Fuel-ups

  Property of ChavoChevy

• 11.7 Avg MPG

• My Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Jun 2024 • 23 Fuel-ups

  Property of jake4402

• 16.5 Avg MPG

• My Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed
  Added Jan 2021 • 489 Fuel-ups

  Property of k9robinson

• 10.8 Avg MPG

• 21 Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Dec 2020 • 136 Fuel-ups

  Property of idralig

• 15.4 Avg MPG

• My Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Jan 2021 • 232 Fuel-ups

  Property of mturnerua

• 13.4 Avg MPG

• 21 Silverado

  2021 Chevrolet Silverado 2500 HD LTZ 6.6L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Dec 2022 • 63 Fuel-ups

  Property of davemayn13

• 12.2 Avg MPG

• Z71

  2021 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2020 • 173 Fuel-ups

  Property of 34mpgRam

• 18.3 Avg MPG

• Duramax

  2021 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jun 2024 • 39 Fuel-ups

  Property of bolesrick

• 15.0 Avg MPG

• Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added May 2021 • 88 Fuel-ups

  Property of Rsea10

• 16.0 Avg MPG

• Black Truck 2

  2021 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Apr 2021 • 147 Fuel-ups

  Property of 1720diesel

• 16.7 Avg MPG

• 2500 HD

  2021 Chevrolet Silverado 2500 HD LTZ 6.6L V8 GAS Automatic 6 Speed
  Added Aug 2021 • 144 Fuel-ups

  Property of cae2583

• 12.9 Avg MPG

• Tow Rig2

  2021 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Apr 2021 • 157 Fuel-ups

  Property of spark00

• 12.8 Avg MPG

• 2500 Silverado

  2021 Chevrolet Silverado 2500 HD WT 6.6L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Nov 2023 • 31 Fuel-ups

  Property of lostk0z

• 9.3 Avg MPG

• My Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 10 Speed
  Added Jun 2021 • 184 Fuel-ups

  Property of Belken

• 12.5 Avg MPG

• My Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Feb 2021 • 87 Fuel-ups

  Property of hot86rod1

• 14.3 Avg MPG

• Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Dec 2020 • 118 Fuel-ups

  Property of calix0817

• 12.4 Avg MPG

• My Silverado 2500 HD

  2021 Chevrolet Silverado 2500 HD Custom 6.6L V8 DIESEL Automatic 10 Speed
  Added Dec 2023 • 38 Fuel-ups

  Property of tboy14

• 18.3 Avg MPG

• Brandy

  2021 Chevrolet Silverado 2500 HD High Country 6.6L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Sep 2021 • 122 Fuel-ups

  Property of tdtoolman

• 12.5 Avg MPG

• The Beast

  2021 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed
  Added Nov 2020 • 113 Fuel-ups

  Property of DJDriverZ

• 11.2 Avg MPG

• «
• 1
• 2
• 3
• »