Chevrolet 6500, Silverado 6500 (2019): Engine and engine cooling
Recall 21V346000 · May 13, 2021 · General Motors, LLC
196
vehicles affected
196
vehicles affected
Facts
- Recall number
- 21V346000
- Date
- May 13, 2021
- Maker
- General Motors, LLC
- Units affected
- 196
- Kind
- Vehicles
- Component
- Engine and engine cooling > Engine > Engine control module (ecu/ecm) > Software
- Model years
- 2019
- Started by
- The maker
- Hazard
- Crash risk
What is wrong
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.
What can happen
Tire failure can occur if the vehicle speed exceeds the maximum tire speed rating, increasing the risk of a crash.
The fix
Recall repairs are free of charge.
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.
Vehicles covered
2 models, 2 model years in all
| Make | Model | Model years |
|---|---|---|
| Chevrolet | 6500 | 2019 |
| Chevrolet | Silverado 6500 | 2019 |
Related pages
Questions and answers
Which vehicles are in recall 21V346000?
2 models: Chevrolet 6500 (2019), Chevrolet Silverado 6500 (2019), about 196 vehicles in all.
What is the fix for recall 21V346000?
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.
What can happen?
Tire failure can occur if the vehicle speed exceeds the maximum tire speed rating, increasing the risk of a crash.
A recall means the maker found a safety problem and offers a free fix; it does not mean every unit has the problem. Units affected are as reported by the company. Popular models sell more and so have more recalls and complaints. Official public data; texts are shortened. A dealer can tell whether a single vehicle still needs the repair.