Based on data from 68 vehicles, 5,629 fuel-ups and 1,961,140 miles of driving, the 2018 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.99 with a 0.09 MPG margin of error.

Any Engine Type 6.0L V8 CNG (2) 6.0L V8 FLEX (14) 6.0L V8 GAS (3) 6.6L V8 DIESEL (49) Any Body Style Extended Cab Pickup (3) Crew Cab Pickup (16) Any Submodel High Country (7) WT (11) LT (19) LTZ (31)

Below you can see a distribution of the fuel-ups with 115 outliers (2.00%) removed.

Following shows the average MPG of each of the 68 vehicles in the system.

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• LTZ

  2018 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2022 • 94 Fuel-ups

  Property of jamesr2

• 16.4 Avg MPG

• L5P Duramax

  2018 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2019 • 149 Fuel-ups

  Property of justinh

• 15.4 Avg MPG

• 18 Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Apr 2018 • 233 Fuel-ups

  Property of wbucholt

• 15.4 Avg MPG

• 2018 Chevrolet Silverado 2500

  2018 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Oct 2022 • 69 Fuel-ups

  Property of Pablodosj

• 11.6 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2018 • 9 Fuel-ups

  Property of Papaspud

• 14.8 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD WT 6.0L V8 GAS Automatic 6 Speed
  Added Oct 2022 • 212 Fuel-ups

  Property of PJ-HUB

• 10.9 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added May 2018 • 258 Fuel-ups

  Property of heavydooty18

• 12.7 Avg MPG

• Work truck

  2018 Chevrolet Silverado 2500 HD WT 6.0L V8 CNG Automatic 6 Speed
  Added Sep 2023 • 41 Fuel-ups

  Property of splitrugged

• 8.7 Avg MPG

• Rosey

  2018 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2018 • 293 Fuel-ups

  Property of kmcelhenney

• 14.7 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Dec 2022 • 79 Fuel-ups

  Property of chip82

• 12.6 Avg MPG

• NEW CHEVY 2500 HD

  2018 Chevrolet Silverado 2500 HD WT 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2023 • 29 Fuel-ups

  Property of lil_tom_14

• 15.0 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2022 • 76 Fuel-ups

  Property of knixon71

• 14.1 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Feb 2018 • 209 Fuel-ups

  Property of the_waz

• 13.2 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2020 • 544 Fuel-ups

  Property of itkellysmith

• 10.1 Avg MPG

• Silverado 2500HD

  2018 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added May 2020 • 60 Fuel-ups

  Property of der1245

• 16.9 Avg MPG

• Brandon Mack

  2018 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Dec 2019 • 404 Fuel-ups

  Property of bbmack91

• 12.3 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Feb 2023 • 36 Fuel-ups

  Property of emtcomputer

• 11.4 Avg MPG

• SILVERADO

  2018 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2024 • 3 Fuel-ups

  Property of jandrews3

• 2.2 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2023 • 12 Fuel-ups

  Property of AMart

• 10.4 Avg MPG

• My Silverado 2500 HD

  2018 Chevrolet Silverado 2500 HD WT 6.0L V8 FLEX Automatic 6 Speed
  Added Nov 2023 • 15 Fuel-ups

  Property of billtwyman

• 12.9 Avg MPG

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