GMC Sierra K15 AWD: MPG and fuel economy by year

The EPA has rated the GMC Sierra K15 AWD across 6 model years, from the 2008 GMC Sierra K15 AWD through the 2013 GMC Sierra K15 AWD. The most recent 2013 GMC Sierra K15 AWD returns 14 combined MPG.

Pick a year below to open the full GMC Sierra K15 AWD page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.

Fuel economy by model year

Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the GMC Sierra K15 AWD. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.

Year	Model	Combined MPG	City	Highway	Annual fuel cost
2013	2013 GMC Sierra K15 AWD	14 MPG	12 MPG	18 MPG	$4,300
2012	2012 GMC Sierra K15 AWD	14 MPG	12 MPG	18 MPG	$4,300
2011	2011 GMC Sierra K15 AWD	14 MPG	12 MPG	18 MPG	$4,300
2010	2010 GMC Sierra K15 AWD	14 MPG	12 MPG	19 MPG	$4,300
2009	2009 GMC Sierra K15 AWD	14 MPG	12 MPG	19 MPG	$4,300
2008	2008 GMC Sierra K15 AWD	14 MPG	12 MPG	18 MPG	$4,950

How the GMC Sierra K15 AWD compares against the Standard Pickup Trucks 4WD class

Buyers usually compare the GMC Sierra K15 AWD against other cars in the same EPA class. The list below shows the most efficient cars in the Standard Pickup Trucks 4WD class for the 2013 model year, the latest year on this page. Each link opens the full page for that car.

Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.