2010 GMC Sierra C15 Xfe

Truck Flex Fuel
GMC Sierra C15 Xfe 2010
18MPG Combined
1 Trim
← 2009 2010 2011 →
Updated February 27, 2026

Looking at the 2010 GMC Sierra C15 Xfe? This Truck offers 18 combined MPG and comes with 1 available configurations. We break down the specs, safety data, and how it compares to the competition.

2010 GMC Sierra C15 Xfe Specifications

SpecValue
Combined MPG18 combined MPG
City MPG15
Highway MPG22
Body StyleTruck
Fuel TypeFlex Fuel
DriveRWD
Available Trims1

Annual Fuel Cost

Based on EPA estimates, the 2010 GMC Sierra C15 Xfe costs approximately $2,450 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

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