Vehicles may contain a small gear that was manufactured improperly by a supplier.
Software update will cut accident rates of already safe vehicles by half: Musk.
Survey says two-thirds of drivers are moderately or very concerned about riding in a self-driving vehicle.
Company believes the problem is due to a manufacturing error.
Will map out the best route to a destination based on location of charging stations.
Electric car maker expects to ship more than 35,000 Model S sedans in 2014, a 55% jump from 2013.
Electric vehicle sweeps all safety subcategories and registers top marks overall.
Six Superchargers throughput California to promote longer trips.