Based on data from 122 vehicles, 4,940 fuel-ups and 1,303,947 miles of driving, the 1999 Chevrolet Silverado 1500 gets a combined Avg MPG of 14.22 with a 0.08 MPG margin of error.

Any Engine Type 4.3L V6 GAS (10) 4.8L V8 GAS (17) 5.3L V8 GAS (66) V6 GAS (4) V8 GAS (19) Any Body Style Standard Cab Pickup (5) Extended Cab Pickup (29) Any Submodel Base (18) LT (26) LS (54) Other (24)

Below you can see a distribution of the fuel-ups with 181 outliers (3.53%) removed.

Following shows the average MPG of each of the 122 vehicles in the system.

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• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Dec 2018 • 9 Fuel-ups

  Property of jonnyd314

• 15.8 Avg MPG

• Black Beauty #2

  1999 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Nov 2018 • 4 Fuel-ups

  Property of TODmax

• 19.5 Avg MPG

• 2014 Silverado

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 78 Fuel-ups

  Property of pcdock

• 24.5 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2018 • 7 Fuel-ups

  Property of Outlaw1

• 8.9 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2018 • 10 Fuel-ups

  Property of AlexM28

• 14.3 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Jul 2018 • 4 Fuel-ups

  Property of Pyrovicious

• 17.7 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed
  Added Dec 2017 • 13 Fuel-ups

  Property of scottmo223

• 17.4 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Jul 2018 • 4 Fuel-ups

  Property of dburke

• 17.0 Avg MPG

• 99 Silverado

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 22 Fuel-ups

  Property of ShoeSnatcher

• 15.9 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 4.3L V6 GAS Standard 5 Speed
  Added Jan 2016 • 5 Fuel-ups

  Property of steve98ex

• 16.6 Avg MPG

• 1500

  1999 Chevrolet Silverado 1500 LS 4.3L V6 GAS Automatic 4 Speed
  Added Nov 2020 • 10 Fuel-ups

  Property of sickdiesel

• 13.0 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Nov 2017 • 12 Fuel-ups

  Property of mikeshaw1

• 16.5 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 4.3L V6 GAS Automatic 4 Speed
  Added Sep 2017 • 7 Fuel-ups

  Property of 1500ff

• 11.5 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2017 • 10 Fuel-ups

  Property of Z71savage

• 10.9 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Mar 2016 • 28 Fuel-ups

  Property of joy5456

• 12.2 Avg MPG

• My Pickup

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Extended Cab Pickup (3 Door)
  Added Sep 2014 • 120 Fuel-ups

  Property of Barry34785

• 17.8 Avg MPG

• Pick/Up

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 26 Fuel-ups

  Property of Ruuann

• 17.6 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2016 • 45 Fuel-ups

  Property of rajohnsoniii

• 13.8 Avg MPG

• Gryphon

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2015 • 13 Fuel-ups

  Property of dstroh15

• 14.4 Avg MPG

• PC Doc Truck

  1999 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 60 Fuel-ups

  Property of pcdock

• 16.2 Avg MPG

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