Unusually hot weather and softening demand kept buyers at home.
Lawyers investigating mileage cheating at the automaker found a divided company.
Automaker will pay approximately $2.6 billion for SolarCity.
Ride-hailing company will contribute $500 million to pave way for driverless cars, according to Financial Times.
2003 GMC Sierra fetches highest price; 1998 Isuzu Rodeo lowest.
Critics call terms predatory, but some are popular.
Researchers not ruling out the idea that ride-hailing companies could have an impact in the future.
Organizers still seeking 1956, 1957 examples.
Will make more trucks, SUVs; stops producing small, midsize cars.
Driver killed when Tesla sedan crashed while in self-driving mode.