What is the average gas mileage for the Vortec 6.0L V8 SFI?
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The Curious Bag
ANSWERS: 1
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The Vortec 6.0 liter V8 SFI engine is available with the GMC Sierra truck. According to GMC, fuel mileage for a two-wheel-drive Sierra 1500 truck equipped with the Vortec 6.0L V8 SFI engine is 14 miles per gallon in the city and 19 mpg on the highway. The four-wheel-drive model gets 13 mpg in the city and 18 mpg on the highway. The Sierra hybrid truck also offers this engine, and both the two- and four-wheel-drive models offer 21 mpg in the city and 22 mpg on the highway.
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