The 2013 Cadillac XTS may be the American automaker's finest expression of luxury and technology to date, and naturally, Caddy would look to apply its newest application to an aging livery fleet.
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Soon, GM predicts, the car will be able to drive itself.
The Nurburgring is a racetrack located in Nurburg, Germany and is considered one of the most demanding tracks in the world.
After an aggressive series of product launches, GM is now looking at holes in its brands' lineups.