Chevy Sonic

GM recalls Hummers and Chevys, but not until Feds threaten them GM is recalling nearly 200,000 Hummers and 51,000 Chevy Spark and Sonic models for two separate defects. The recalled Hummer SUVs have a defect where the ventilation fan motor controls can overheat and possibly start a fire. The models affected include 2006 through 2010…