The problem
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.
The fix
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.
Recall details
| NHTSA campaign | 19V-328 (19V328000) |
|---|---|
| Manufacturer number | N182206310, -11, -12 |
| Manufacturer | General Motors, LLC |
| Component | Engine |
| Report date | April 25, 2019 |
| Owners notified | December 11, 2019 |
| Vehicles affected | 318,374 |
| Initiated by | Manufacturer |
Vehicles covered
- 2017 Chevrolet Silverado 2500
- 2018 Chevrolet Silverado 2500
- 2019 Chevrolet Silverado 2500
- 2017 Chevrolet Silverado 3500
- 2018 Chevrolet Silverado 3500
- 2019 Chevrolet Silverado 3500
- 2019 Chevrolet Silverado 4500
- 2019 Chevrolet Silverado 5500
- 2019 Chevrolet Silverado 6500
- 2017 GMC Sierra 2500
- 2018 GMC Sierra 2500
- 2019 GMC Sierra 2500
- 2017 GMC Sierra 3500
- 2018 GMC Sierra 3500
- 2019 GMC Sierra 3500
Owner complaints about the engine & cooling
- 2017 Chevrolet Silverado 2500 engine problems 12
- 2018 Chevrolet Silverado 2500 engine problems 13
- 2019 Chevrolet Silverado 2500 engine problems 21
- 2017 Chevrolet Silverado 3500 engine problems 2
- 2018 Chevrolet Silverado 3500 engine problems 7
- 2019 Chevrolet Silverado 3500 engine problems 6
- 2019 Chevrolet Silverado 5500 engine problems 2
- 2017 GMC Sierra 2500 engine problems 6
- 2018 GMC Sierra 2500 engine problems 8
- 2019 GMC Sierra 2500 engine problems 8
- 2017 GMC Sierra 3500 engine problems 2
- 2018 GMC Sierra 3500 engine problems 1
Frequently asked questions
Is the recall 19V-328 repair free?
Yes. Chevrolet dealers will fix the problem at no cost: 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.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 318,374 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.