General Motors Co. 2014 Chevrolet Cruze vehicles sit on the lot at a dealership in Southfield, Michigan, U.S., on Friday, March 28, 2014. General Motors Co. said it has instructed dealers to stop selling some 2013 and 2014 Chevrolet Cruze compact cars with 1.4 liter engines while not saying why the halt was ordered. The Cruze isn't part of the recall of 1.6 million cars that GM has been dealing with in the past month after faulty ignition switches were linked to the deaths of 12 people. Photographer: Jeff Kowalsky/Bloomberg via Getty Images