April 25, 2019 NHTSA CAMPAIGN NUMBER: 19V328000
A short-circuit may damage the engine components and increase the risk of fire.
NHTSA Campaign Number: 19V328
Manufacturer General Motors LLC
Potential Number of Units Affected 324,226
General Motors LLC (GM) is recalling certain 2019 Chevrolet Silverado 4500, 5500 and 6500 vehicles and 2017-2019 Chevrolet Silverado 2500 and 3500 vehicles and GMC Sierra 2500 and 3500 vehicles equipped with Duramax 6.6 liter diesel engines and an optional engine-block heater. The engine block heater cord or the terminals that connect the heater cord to the block heater may short circuit and fail.