2019 Chevrolet Duplicate Silverado 5500, 2017–2019 Chevrolet Silverado 2500, 2017–2019 Chevrolet Silverado 3500 and 4 other models Recall: Engine block heater cord or the terminals that connect the heater cord to…
NHTSA campaign 19V328000 · Engine · filed Apr 25, 2019 · verified Jul 30, 2026
The defect
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.
The risk
A short-circuit may damage the engine components and increase the risk of fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
GM will contact owners, dealers will replace the engine block heater, free of charge. Additionally, in Chevrolet Silverado 2500 and 3500 vehicles, dealers will install a new rerouted heater cord. The recall began December 11, 2019. Owners may contact GM customer service at 1-586-596-1733. GM's number for this recall is N182206310.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
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Source: NHTSA recall database, campaign 19V328000 (manufacturer number N182206310, -11, -12). Data last verified Jul 30, 2026.