Based on data from 114 vehicles, 3,962 fuel-ups and 1,061,432 miles of driving, the 1999 Chevrolet Silverado 1500 gets a combined Avg MPG of 14.31 with a 0.09 MPG margin of error.

Any Engine Type 4.3L V6 GAS (9) 4.8L V8 GAS (15) 5.3L V8 GAS (60) V6 GAS (4) V8 GAS (20) Any Body Style Standard Cab Pickup (5) Extended Cab Pickup (23) Any Submodel Base (16) LT (22) LS (51) Other (25)

Below you can see a distribution of the fuel-ups with 156 outliers (3.79%) removed.

Following shows the average MPG of each of the 114 vehicles in the system.

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• Silverado

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2018 • 203 Fuel-ups

  Property of b49erballer

• 13.0 Avg MPG

• Skippy2

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Dec 2018 • 98 Fuel-ups

  Property of 2005redlly

• 14.6 Avg MPG

• Dad’s Silverado 1500

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2022 • 4 Fuel-ups

  Property of mdpierce8

• 16.3 Avg MPG

• Silverado

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Nov 2016 • 54 Fuel-ups

  Property of Brackon

• 11.4 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added May 2017 • 106 Fuel-ups

  Property of lazpal

• 14.5 Avg MPG

• 99 Silverado 1500 LS

  1999 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2017 • 59 Fuel-ups

  Property of HoustonC

• 17.1 Avg MPG

• Silver

  1999 Chevrolet Silverado 1500 5.3L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added May 2021 • 5 Fuel-ups

  Property of fernydx

• 9.4 Avg MPG

• Marcoon Heffner

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic Extended Cab Pickup
  Added Oct 2017 • 24 Fuel-ups

  Property of gatorGates

• 14.0 Avg MPG

• Silverado

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2021 • 7 Fuel-ups

  Property of jwsimpson

• 14.8 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 50 Fuel-ups

  Property of bolsen

• 14.6 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Feb 2018 • 40 Fuel-ups

  Property of Goose625

• 13.5 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Nov 2019 • 6 Fuel-ups

  Property of Otterboy

• 16.3 Avg MPG

• Truck

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 129 Fuel-ups

  Property of mtleng

• 14.5 Avg MPG

• Clyde

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 274 Fuel-ups

  Property of RichBingham

• 14.8 Avg MPG

• Big Green Machine

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic Extended Cab Pickup
  Added Jul 2020 • 18 Fuel-ups

  Property of Osbourn_2017

• 16.3 Avg MPG

• 1999 Silverado

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Sep 2016 • 55 Fuel-ups

  Property of crpntrmstr

• 13.1 Avg MPG

• Chevy Truck 1999 (sold)

  1999 Chevrolet Silverado 1500 LT 4.8L V8 GAS Automatic 4 Speed
  Added Jun 2018 • 75 Fuel-ups

  Property of Jim2go

• 15.0 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2020 • 5 Fuel-ups

  Property of tnjj

• 9.1 Avg MPG

• Chevrolet Silverado

  1999 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2019 • 15 Fuel-ups

  Property of rheltyr

• 12.8 Avg MPG

• 99 Chevy 1500

  1999 Chevrolet Silverado 1500 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2019 • 19 Fuel-ups

  Property of Akkid

• 15.7 Avg MPG

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