UPDATE 1-GM recalls 368,000 larger duty trucks for fire risks

General Motors Co said Friday it is recalling 368,000 medium- and heavy-duty diesel trucks equipped with engine-block heaters for fire risks after 19 reports of fires. The recall covers some 2019 Chevrolet Silverado 4500, 5500 and 6500 trucks, 2017-2019 Chevrolet Silverado and GMC Sierra 2500 and 3500 trucks equipped with Duramax 6.6-liter diesel engines and an optional engine-block heater, including 324,000 U.S vehicles. The engine block heater cord or the terminals may short circuit and fail, GM said.