The 2011 Chevrolet Tahoe Hybrid is one of the greenest sport-utility vehicles—allowing nearly the same level of truck-based SUV goodness as the standard Tahoe, but with EPA ratings of 20 mpg city, 23 highway. The Tahoe Hybrid actually gets a larger V-8 than the standard Tahoe. Instead of the 320-horsepower, 5.3-liter V-8 and six-speed...
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