The defect
General Motors, LLC (GM) is recalling certain 2019-2020 Chevrolet 6500HD vehicles. The engine control module (ECM) was calibrated incorrectly, allowing the vehicle to exceed the tires' maximum speed rating of 75 mph.
The risk
Tire failure can occur if the vehicle speed exceeds the maximum tire speed rating, increasing the risk of a crash.
The remedy
Dealers will update the ECM software, free of charge. Owner notification letters were mailed June 7, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N202325530.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Chevrolet 6500 | 2019 |
| Chevrolet Silverado 6500 | 2019 |
Components: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Chevrolet 6500 | 2019 | 1 | 2 |
| Chevrolet Silverado 6500 | 2019 | 0 | 4 |
Other engine and engine cooling recalls in 2021
30 of the 988 recall campaigns reported to NHTSA in 2021 concerned the engine and engine cooling; General Motors, LLC filed 186 campaigns in all.
| 21V00G000 22 Dec 2021 | Alamo Group Inc. |
| 21V987000 16 Dec 2021 | Honda (American Honda Motor Co.) |
| 21V927000 25 Nov 2021 | Lamborghini (Automobili Lamborghini) |
| 21V865000 5 Nov 2021 | Yamaha Motor Corporation, USA |
| 21V843000 29 Oct 2021 | Mercedes-Benz USA, LLC |
| 21V837000 25 Oct 2021 | Navistar, Inc. |
| 21V838000 25 Oct 2021 | Navistar, Inc. |
| 21V819000 18 Oct 2021 | Kawasaki Motors Corp., U.S.A. |
NHTSA recalls (public domain) · all recalls of 2021