Based on data from 248 vehicles, 20,794 fuel-ups and 5,315,340 miles of driving, the 2006 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 13.80 with a 0.05 MPG margin of error.

Any Engine Type 6.0L V8 GAS (52) 6.6L V8 DIESEL (159) 8.1L V8 GAS (2) V8 CNG (1) V8 DIESEL (20) V8 GAS (6) Any Body Style Standard Cab Pickup (4) Extended Cab Pickup (12) Crew Cab Pickup (43) Cab & Chassis (2) Cab & Chassis - Crew Cab (1) Cab & Chassis - Extended Cab (1) Any Submodel WT (24) LS (32) LT (161) Other (31)

Below you can see a distribution of the fuel-ups with 321 outliers (1.52%) removed.

Following shows the average MPG of each of the 248 vehicles in the system.

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• My Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD WT 6.0L V8 GAS Automatic 4 Speed
  Added Dec 2023 • 102 Fuel-ups

  Property of MitchelS

• 10.8 Avg MPG

• My Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Dec 2023 • 55 Fuel-ups

  Property of caddho

• 16.6 Avg MPG

• 2006 Chevy Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Dec 2019 • 167 Fuel-ups

  Property of azscott31

• 14.6 Avg MPG

• Duramax 2500 HD

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2022 • 84 Fuel-ups

  Property of ajcsurf

• 16.4 Avg MPG

• Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2023 • 94 Fuel-ups

  Property of zachjohnson0726

• 13.5 Avg MPG

• 2006 Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2018 • 355 Fuel-ups

  Property of stuper53

• 13.5 Avg MPG

• 2006 Chevy 2500 Duramax

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added May 2017 • 333 Fuel-ups

  Property of pulley978

• 15.7 Avg MPG

• My Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2021 • 48 Fuel-ups

  Property of squareball

• 13.1 Avg MPG

• Valerie

  2006 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2022 • 82 Fuel-ups

  Property of rcassd17

• 11.3 Avg MPG

• Blaze

  2006 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Apr 2022 • 90 Fuel-ups

  Property of MonsterPJ

• 9.3 Avg MPG

• My Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2022 • 175 Fuel-ups

  Property of arubino21

• 17.7 Avg MPG

• My Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2024 • 5 Fuel-ups

  Property of Scotty2424

• 13.5 Avg MPG

• 2006 2500HD

  2006 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2019 • 380 Fuel-ups

  Property of benahale

• 16.0 Avg MPG

• My Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD WT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2023 • 7 Fuel-ups

  Property of kentmar

• 13.8 Avg MPG

• 2006 Silverado 2500HD

  2006 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Oct 2024 • 6 Fuel-ups

  Property of BradyMan00

• 10.7 Avg MPG

• My Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD WT 6.0L V8 GAS Automatic 4 Speed
  Added Jan 2025 • 12 Fuel-ups

  Property of franky06

• 13.1 Avg MPG

• My Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Feb 2024 • 54 Fuel-ups

  Property of Jerry_Rice06

• 8.7 Avg MPG

• My Silverado 2500 HD

  2006 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 6 Speed
  Added Nov 2022 • 76 Fuel-ups

  Property of Bronstadt

• 9.0 Avg MPG

• Big Larry

  2006 Chevrolet Silverado 2500 HD WT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Feb 2024 • 54 Fuel-ups

  Property of clickclick5

• 11.8 Avg MPG

• Ed

  2006 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2012 • 354 Fuel-ups

  Property of steve8679

• 14.3 Avg MPG

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