The 2010 Chevrolet Impala LS is a full-size sedan with a 3.5-liter V6 engine that produces 207 horsepower, a four-speed automatic transmission, and cloth upholstery. It has 16-inch steel wheels, dual-zone air conditioning, power windows, and programmable power locks. The LS also has 18.6 cubic feet of cargo space, gets 18 miles per gallon in the city, 29 miles per gallon on the highway, and 22 miles per gallon combined, and is available with flexible fuel. The LS has the following features: Cruise control, AM/FM/CD/MP3 audio with six speakers, XM Satellite Radio, OnStar, and Six-way power driver's seat. According to reviews, the Impala LS has a smooth suspension, but the interior is cheap. Kelley Blue Book users rate the Impala 4.3/5 and enjoy the roomy cabin, but dislike the aging design.