Vehicle recall 21V423000 · June 3, 2021
GMC Sierra 1500 and Chevrolet Silverado 1500
The affected tires were cured for too long during production.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- General Motors, LLC (GM) is recalling certain 2019 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles. The affected tires were cured for too long during production.
- Consequence
- Over cured tires may develop a break in the sidewall resulting in sudden air loss or a belt edge separation which could lead to a tread/belt loss. Either condition can cause a loss of vehicle control, increasing the risk of a crash.
- Remedy
- Dealers inspect and replace the tires as necessary, free of charge, free of charge. Owner notification letters were mailed on June 25, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020 and GMC customer service at 1-800-462-8782. GM's number for this recall is N212336230.
- Notes
- 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.nhtsa.gov.
Recall details
- NHTSA campaign
- 21V423000
- Reported to NHTSA
- June 3, 2021
- Filed by
- General Motors, LLC
- Manufacturer campaign
- N212336230
- Owner notification
- June 25, 2021
- Vehicles potentially affected
- 896
- Initiated by
- the manufacturer
- Components
- Tires › Sidewall; Tires
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Chevrolet Silverado 1500 (2019): 2019
- GMC Sierra 1500 (2019): 2019
Has your Chevrolet been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Chevrolet dealer can also check your VIN. Recall repairs are free.