PhotoGeneral Motors is recalling 324,226 model year 2019 Chevrolet Silverado 4500s, 5500s & 6500s, model year 2017-2019 Silverado 2500s & 3500s, and GMC Sierra 2500s and 3500s 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.

A short-circuit may damage the engine components and increase the risk of fire.

What to do

The remedy for this recall is still under development.

The manufacturer has not yet provided a notification schedule.

Owners may contact GM customer service at 1-586-596-1733. GM's number for this recall is N182206310.

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