Based on data from 59 vehicles, 2,854 fuel-ups and 863,209 miles of driving, the 2001 GMC Sierra 1500 gets a combined Avg MPG of 14.78 with a 0.08 MPG margin of error.

Any Engine Type 4.3L V6 GAS (4) 4.8L V8 GAS (7) 5.3L V8 GAS (27) 6.0L V8 GAS (3) V8 GAS (13) Any Body Style Standard Cab Pickup (2) Extended Cab Pickup (8) Any Submodel C3 (3) SL (6) SLT (13) SLE (22) Other (15)

Below you can see a distribution of the fuel-ups with 220 outliers (7.16%) removed.

Following shows the average MPG of each of the 59 vehicles in the system.

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• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2019 • 35 Fuel-ups

  Property of Jsams17

• 12.9 Avg MPG

• GMC Sierra

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 113 Fuel-ups

  Property of bowtie83ss

• 15.6 Avg MPG

• My GMC Sierra 1500

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2018 • 29 Fuel-ups

  Property of Max47

• 12.2 Avg MPG

• 2001 Sierra

  2001 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
  Added Jul 2017 • 129 Fuel-ups

  Property of texsys6024

• 15.2 Avg MPG

• Truck

  2001 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
  Added Feb 2017 • 256 Fuel-ups

  Property of hmiller8

• 16.0 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2017 • 5 Fuel-ups

  Property of Bryce_T

• 13.9 Avg MPG

• Truck

  2001 GMC Sierra 1500 SL 4.3L V6 GAS Manual 5 Speed Standard Cab Pickup
  Added Apr 2013 • 130 Fuel-ups

  Property of evanw1ll1ams

• 16.0 Avg MPG

• 2001 GMC Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2017 • 57 Fuel-ups

  Property of ccmaydew

• 15.3 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added May 2019 • 15 Fuel-ups

  Property of Upperoom

• 12.6 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2016 • 170 Fuel-ups

  Property of wood2km

• 15.5 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2018 • 33 Fuel-ups

  Property of Too-rall

• 17.3 Avg MPG

• GMC

  2001 GMC Sierra 1500 SLT 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2019 • 110 Fuel-ups

  Property of Braino

• 17.3 Avg MPG

• GMC Sierra

  2001 GMC Sierra 1500 C3 6.0L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 126 Fuel-ups

  Property of kevinj68

• 15.2 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added May 2019 • 7 Fuel-ups

  Property of dollargriffin93

• 10.4 Avg MPG

• GMC Sierra

  2001 GMC Sierra 1500 SL
  Added Mar 2017 • 5 Fuel-ups

  Property of kuntakinte

• 16.4 Avg MPG

• Z-71

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Sep 2017 • 50 Fuel-ups

  Property of rustbucketrex

• 15.6 Avg MPG

• Waylon

  2001 GMC Sierra 1500 C3 6.0L V8 GAS Automatic 4 Speed
  Added Nov 2016 • 91 Fuel-ups

  Property of drax

• 14.1 Avg MPG

• 2001 GMC Sierra

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Manual 5 Speed Extended Cab Pickup
  Added Oct 2018 • 58 Fuel-ups

  Property of 786514

• 19.8 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Feb 2019 • 11 Fuel-ups

  Property of prestonp99

• 11.4 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2018 • 7 Fuel-ups

  Property of fuellyrules

• 35.4 Avg MPG

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