A short circuit may occur in the engine block heater cable
General Motors is recalling 331,274 model year 2017-2019 Chevrolet Silverado 2500s & 3500s, and2model year 2017-2019 GMC Sierra 2500s & 3500s. The vehicles are equipped with a Duramax diesel 6.6 liter engine and an optional engine-block heater cord.
An electrical short-circuit may occur in the engine-block heater cable or in the terminals that connect the heater cable to the block heater.
A short-circuit can increase the risk of a fire.
Dealers will disable the block heate...