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GMC Sierra 1500 Fuel Economy Data

4dr Crew Cab 5.5ft bed 367-hp 6.0L V8 4-sp automatic 4WD w/low range

flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
flat med none 0 0 0 100 75 16.520
flat med none 0 0 0 100 80 15.541
flat med light 45 5 0 50 75 17.500
flat med none 25 5 0 70 70 16.400
flat med light 45 5 0 50 75 16.700

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What Our Members Are Saying about the Real Gas Mileage of the 2007 GMC Sierra 1500

2007 GMC Sierra 1500 Real Gas Mileage: Cons
2006 4dr Extended Cab 6.5ft bed 295-horsepower 5.3L V8
4-speed automatic 4WD w/low range
Fuel economy is a suggestion - the truck, like all trucks, gets mediocre fuel economy. see full GMC Sierra 1500 review

2007 GMC Sierra 1500 Gas Mileage (MPG)

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the GMC Sierra 1500's real-world MPG based on how and where you drive a car.