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1999 GMC Sierra 2500 MPG

Based on data from 4 vehicles, 38 fuel-ups and 9,036 miles of driving, the 1999 GMC Sierra 2500 gets a combined Avg MPG of 11.93 with a 0.88 MPG margin of error.

Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.

Following shows the average MPG of each of the 4 vehicles in the system.

1999 GMC Sierra 2500s For Sale Nearby

  • HD

    1999 GMC Sierra 2500 SLT 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
    Added Oct 2018 • 13 Fuel-ups

    Property of plugnickle

  • 14.1 Avg MPG
  • Clyde

    1999 GMC Sierra 2500 SLT 5.3L V8 GAS Automatic 4 Speed
    Added Sep 2017 • 22 Fuel-ups

    Property of cmurph314

  • 11.1 Avg MPG
  • My Sierra 2500

    1999 GMC Sierra 2500 SL 6.0L V8 GAS Automatic 4 Speed
    Added Jul 2017 • 4 Fuel-ups

    Property of chevyguy99

  • 13.9 Avg MPG
  • GMC 2500 6.0

    1999 GMC Sierra 2500 GAS V8
    Added Sep 2012 • 6 Fuel-ups

    Property of Radiantautos

  • 13.6 Avg MPG

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