Based on data from 48 vehicles, 2,647 fuel-ups and 810,542 miles of driving, the 2001 GMC Sierra 1500 gets a combined Avg MPG of 14.85 with a 0.08 MPG margin of error.

Any Engine Type 4.3L V6 GAS (2) 4.8L V8 GAS (7) 5.3L V8 GAS (19) 6.0L V8 GAS (3) V8 GAS (13) Any Body Style Standard Cab Pickup (2) Extended Cab Pickup (8) Any Submodel C3 (3) SL (5) SLT (10) SLE (15) Other (15)

Below you can see a distribution of the fuel-ups with 176 outliers (6.23%) removed.

Following shows the average MPG of each of the 48 vehicles in the system.

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• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2018 • 3 Fuel-ups

  Property of Too-rall

• 17.7 Avg MPG

• Truck

  2001 GMC Sierra 1500 SL 4.3L V6 GAS Standard 5 Speed Standard Cab Pickup
  Added Apr 2013 • 106 Fuel-ups

  Property of evanw1ll1ams

• 16.0 Avg MPG

• GMC Sierra

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 45 Fuel-ups

  Property of bowtie83ss

• 17.3 Avg MPG

• Truck

  2001 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
  Added Feb 2017 • 232 Fuel-ups

  Property of hmiller8

• 16.0 Avg MPG

• 2001 Sierra

  2001 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
  Added Jul 2017 • 95 Fuel-ups

  Property of texsys6024

• 15.3 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2016 • 123 Fuel-ups

  Property of wood2km

• 15.6 Avg MPG

• Waylon

  2001 GMC Sierra 1500 C3 6.0L V8 GAS Automatic 4 Speed
  Added Nov 2016 • 81 Fuel-ups

  Property of drax

• 14.2 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLT 4.8L V8 GAS Automatic 4 Speed
  Added Oct 2017 • 14 Fuel-ups

  Property of SGwyn

• 15.3 Avg MPG

• My GMC Sierra 1500

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2018 • 11 Fuel-ups

  Property of Max47

• 13.8 Avg MPG

• GMC Sierra

  2001 GMC Sierra 1500 C3 6.0L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 116 Fuel-ups

  Property of kevinj68

• 15.3 Avg MPG

• 2001 GMC Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2017 • 14 Fuel-ups

  Property of ccmaydew

• 15.9 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
  Added Oct 2014 • 81 Fuel-ups

  Property of racebronco

• 15.1 Avg MPG

• GMC

  2001 GMC Sierra 1500 SLT 4.8L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jan 2018 • 230 Fuel-ups

  Property of heyblue

• 15.8 Avg MPG

• Z-71

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Sep 2017 • 43 Fuel-ups

  Property of rustbucketrex

• 15.6 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Nov 2017 • 7 Fuel-ups

  Property of Jaburke

• 14.6 Avg MPG

• Red Mongoose

  2001 GMC Sierra 1500 SL 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Apr 2012 • 96 Fuel-ups

  Property of cathywilson

• 15.7 Avg MPG

• Pete's truck

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Dec 2017 • 126 Fuel-ups

  Property of Tbar220

• 13.8 Avg MPG

• Pete's truck 2

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Feb 2018 • 290 Fuel-ups

  Property of Tbar220

• 14.0 Avg MPG

• TRUCK

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 63 Fuel-ups

  Property of knakg

• 17.6 Avg MPG

• Cleopatra

  2001 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jun 2017 • 5 Fuel-ups

  Property of Thewrongmail

• 16.6 Avg MPG

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