Fuel Economy - Find and Compare Cars

X 2010 GMC Sierra 15 Hybrid 2WD

6.0 L, 8 cyl, Auto (variable gear ratios), Regular Gasoline

MSRP: $38,710

Combined: 22 MPG

City: 21 MPG

Highway: 22 MPG

404 grams per mile

Additional CO2 emissions result from production, manufacture, and transportation of the fuel.

2.7 L, 6 cyl, Auto 4-spd, Regular Gasoline

Combined: 20 MPG

City: 18 MPG

Highway: 24 MPG

444 grams per mile

Additional CO2 emissions result from production, manufacture, and transportation of the fuel.