Based on data from 126 vehicles, 5,219 fuel-ups and 1,379,130 miles of driving, the 1999 Chevrolet Silverado 1500 gets a combined Avg MPG of 14.26 with a 0.08 MPG margin of error.

Any Engine Type 4.3L V6 GAS (10) 4.8L V8 GAS (20) 5.3L V8 GAS (67) V6 GAS (4) V8 GAS (19) Any Body Style Standard Cab Pickup (5) Extended Cab Pickup (29) Any Submodel Base (18) LT (28) LS (56) Other (24)

Below you can see a distribution of the fuel-ups with 187 outliers (3.46%) removed.

Following shows the average MPG of each of the 126 vehicles in the system.

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• 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

• My Silverado 1500

  1999 Chevrolet Silverado 1500 5.3L V8 GAS Automatic 4 Speed
  Added May 2016 • 28 Fuel-ups

  Property of plomox

• 17.5 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2016 • 10 Fuel-ups

  Property of Jay1000

• 14.7 Avg MPG

• Silverado

  1999 Chevrolet Silverado 1500 LT
  Added Aug 2017 • 23 Fuel-ups

  Property of lordsporkton

• 12.3 Avg MPG

• CHEVY SILVERADO 1500

  1999 Chevrolet Silverado 1500 4.3L V6 GAS Standard 5 Speed
  Added Aug 2016 • 29 Fuel-ups

  Property of JRBuoscio3081

• 16.9 Avg MPG

• Silverado

  1999 Chevrolet Silverado 1500 4.3L V6 GAS Automatic 4 Speed Extended Cab Pickup
  Added Nov 2015 • 41 Fuel-ups

  Property of ashberic

• 17.2 Avg MPG

• Big Red

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

  Property of J_Shaw4

• 14.0 Avg MPG

• Chevy Silverado

  1999 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 26 Fuel-ups

  Property of cdjonesus

• 21.8 Avg MPG

• Jrock

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Sep 2017 • 14 Fuel-ups

  Property of point223

• 14.5 Avg MPG

• Truckasaurus

  1999 Chevrolet Silverado 1500
  Added Mar 2014 • 11 Fuel-ups

  Property of bellco33

• 14.3 Avg MPG

• Silver LT (99)

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added May 2018 • 59 Fuel-ups

  Property of MadMopqr69

• 14.5 Avg MPG

• Silver LT (99)

  1999 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Nov 2024 • 59 Fuel-ups

  Property of MadChevy

• 14.5 Avg MPG

• 99 Silverado

  1999 Chevrolet Silverado 1500 LS 5.3L GAS V8 Automatic 4 Extended Cab Pickup (3 Door)
  Added May 2015 • 7 Fuel-ups

  Property of robd0gg

• 15.4 Avg MPG

• The Chevy

  1999 Chevrolet Silverado 1500 GAS V8
  Added Jan 2014 • 118 Fuel-ups

  Property of 2013RAM2500

• 15.2 Avg MPG

• My Silverado 1500

  1999 Chevrolet Silverado 1500 LS 5.3L GAS V8 Automatic 4 Standard Cab Pickup (2 Door)
  Added Mar 2015 • 9 Fuel-ups

  Property of skoblikw

• 15.5 Avg MPG

• Silverado

  1999 Chevrolet Silverado 1500 5.3L GAS V8 Automatic 4
  Added Mar 2015 • 4 Fuel-ups

  Property of Xrrl

• 18.1 Avg MPG

• Black Betty

  1999 Chevrolet Silverado 1500 LT 5.3L GAS V8 Automatic 4 Extended Cab Pickup (3 Door)
  Added Dec 2014 • 10 Fuel-ups

  Property of branphlakes

• 15.8 Avg MPG

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