Based on data from 39 vehicles, 1,861 fuel-ups and 571,889 miles of driving, the 2001 GMC Sierra 1500 gets a combined Avg MPG of 15.04 with a 0.09 MPG margin of error.

Any Engine Type 4.3L V6 GAS (2) 4.8L V8 GAS (7) 5.3L V8 GAS (12) 6.0L V8 GAS (1) V8 GAS (13) Any Body Style Standard Cab Pickup (2) Extended Cab Pickup (4) Any Submodel C3 (1) SLT (4) SL (7) SLE (12) Other (15)

Below you can see a distribution of the fuel-ups with 134 outliers (6.72%) removed.

Following shows the average MPG of each of the 39 vehicles in the system.

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• Red Mongoose

  2001 GMC Sierra 1500 SL 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Apr 2012 • 92 Fuel-ups

  Property of cathywilson

• 15.7 Avg MPG

• 2001 Sierra

  2001 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
  Added Jul 2017 • 82 Fuel-ups

  Property of texsys6024

• 15.7 Avg MPG

• Truck

  2001 GMC Sierra 1500 SL 4.3L V6 GAS Standard 5 Speed Standard Cab Pickup
  Added Apr 2013 • 78 Fuel-ups

  Property of evanw1ll1ams

• 15.6 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2016 • 79 Fuel-ups

  Property of wood2km

• 15.6 Avg MPG

• GMC

  2001 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2017 • 212 Fuel-ups

  Property of heyblue

• 16.1 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
  Added Oct 2014 • 67 Fuel-ups

  Property of racebronco

• 15.3 Avg MPG

• Truck

  2001 GMC Sierra 1500 SLE 4.8L V8 GAS Automatic 4 Speed
  Added Feb 2017 • 208 Fuel-ups

  Property of hmiller8

• 16.0 Avg MPG

• 2001 GMC Sierra 1500

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2017 • 3 Fuel-ups

  Property of ccmaydew

• 17.0 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

• OPAAT

  2001 GMC Sierra 1500 SL 4.8L V8 GAS Automatic 4 Speed
  Added Nov 2016 • 15 Fuel-ups

  Property of drax

• 14.0 Avg MPG

• GMC Sierra

  2001 GMC Sierra 1500 C3 6.0L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 99 Fuel-ups

  Property of kevinj68

• 15.6 Avg MPG

• GMC Sierra

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Oct 2016 • 18 Fuel-ups

  Property of mslfd

• 14.6 Avg MPG

• Sierra

  2001 GMC Sierra 1500 SLE 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jan 2017 • 15 Fuel-ups

  Property of Schimko

• 12.9 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

• Sierra

  2001 GMC Sierra 1500 GAS V8
  Added Feb 2014 • 130 Fuel-ups

  Property of zschultzy

• 13.3 Avg MPG

• My Sierr

  2001 GMC Sierra 1500
  Added May 2016 • 14 Fuel-ups

  Property of laurenlove

• 27.3 Avg MPG

• Black Truck

  2001 GMC Sierra 1500 SL
  Added Jun 2015 • 68 Fuel-ups

  Property of Jbird1985

• 14.6 Avg MPG

• Truck

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Feb 2015 • 38 Fuel-ups

  Property of Notsew96

• 12.7 Avg MPG

• Clarence

  2001 GMC Sierra 1500 GAS V8
  Added Oct 2010 • 31 Fuel-ups

  Property of swoodard

• 15.3 Avg MPG

• My Sierra 1500

  2001 GMC Sierra 1500 SLT 5.3L V8 GAS Automatic 4 Speed
  Added Dec 2015 • 5 Fuel-ups

  Property of rescue133

• 14.2 Avg MPG

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