Based on data from 46 vehicles, 4,127 fuel-ups and 1,231,452 miles of driving, the 2008 Chevrolet Avalanche gets a combined Avg MPG of 13.61 with a 0.09 MPG margin of error.

Any Engine Type 5.3L V8 FLEX (36) 5.3L V8 GAS (4) 6.0L V8 GAS (3) V8 FLEX (3) Any Body Style Crew Cab Pickup (9) Any Submodel Base (1) LS (4) LT (18) LTZ (20) Other (3)

Below you can see a distribution of the fuel-ups with 166 outliers (3.87%) removed.

Following shows the average MPG of each of the 46 vehicles in the system.

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• My Avalanche

  2008 Chevrolet Avalanche LT 5.3L V8 FLEX Automatic 4 Speed
  Added Mar 2025 • 5 Fuel-ups

  Property of boylegv

• 12.2 Avg MPG

• Avalanche

  2008 Chevrolet Avalanche LTZ 6.0L V8 GAS Automatic 4 Speed
  Added Jun 2016 • 874 Fuel-ups

  Property of Derman

• 13.0 Avg MPG

• My 08 Avalanche

  2008 Chevrolet Avalanche 5.3L V8 FLEX Automatic 4 Speed
  Added Oct 2019 • 238 Fuel-ups

  Property of Dammer

• 12.4 Avg MPG

• Avalanche

  2008 Chevrolet Avalanche LS 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Apr 2022 • 147 Fuel-ups

  Property of kog523

• 12.8 Avg MPG

• Avalanche **CURRENT 2017**

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed
  Added Sep 2016 • 240 Fuel-ups

  Property of bsshively

• 11.5 Avg MPG

• My Avalanche

  2008 Chevrolet Avalanche LT 5.3L V8 FLEX Automatic 4 Speed
  Added Apr 2024 • 60 Fuel-ups

  Property of GasHawk

• 11.7 Avg MPG

• My Avalanche

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed
  Added May 2021 • 70 Fuel-ups

  Property of newtongrafix

• 13.5 Avg MPG

• My Avalanche

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed
  Added Jun 2023 • 27 Fuel-ups

  Property of sjefferies

• 12.9 Avg MPG

• Avalanche

  2008 Chevrolet Avalanche LT 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Jul 2024 • 6 Fuel-ups

  Property of T-bone84

• 10.3 Avg MPG

• 2008 Avalanche

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed
  Added Feb 2018 • 187 Fuel-ups

  Property of trhegs

• 13.4 Avg MPG

• Daddys Geek gadget truck

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed
  Added Sep 2016 • 23 Fuel-ups

  Property of bsshively

• 15.0 Avg MPG

• Avalanching

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed
  Added Jan 2022 • 56 Fuel-ups

  Property of Fishing247

• 15.0 Avg MPG

• Chevy Avalanche

  2008 Chevrolet Avalanche LT 6.0L V8 GAS Automatic 4 Speed
  Added Jun 2019 • 63 Fuel-ups

  Property of wildbill1941

• 12.6 Avg MPG

• Charli

  2008 Chevrolet Avalanche LT 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Feb 2025 • 66 Fuel-ups

  Property of JackiStadick

• 8.8 Avg MPG

• My Avalanche

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed
  Added Dec 2023 • 45 Fuel-ups

  Property of tgibs97

• 14.8 Avg MPG

• Avalanche

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed
  Added Sep 2016 • 568 Fuel-ups

  Property of pamante

• 13.0 Avg MPG

• Big Red

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed Crew Cab Pickup
  Added Aug 2021 • 10 Fuel-ups

  Property of nepatdipd

• 11.3 Avg MPG

• My Avalanche

  2008 Chevrolet Avalanche LTZ 5.3L V8 FLEX Automatic 4 Speed
  Added Jan 2021 • 79 Fuel-ups

  Property of oferiniowa

• 14.7 Avg MPG

• My Avalanche

  2008 Chevrolet Avalanche LT 5.3L V8 FLEX Automatic 4 Speed
  Added Jun 2020 • 79 Fuel-ups

  Property of jewseph47

• 13.0 Avg MPG

• Avalanche

  2008 Chevrolet Avalanche LT 5.3L V8 FLEX Automatic 4 Speed
  Added Sep 2016 • 82 Fuel-ups

  Property of Chambers_O

• 20.0 Avg MPG

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