NHTSA campaign 21V423000 · Manufacturer campaign N212336230
Chevrolet and GMC Recall 21V-423: Tire Failure may Cause Sudden Air Loss
NHTSA recall 21V423000 (Manufacturer campaign N212336230) was reported by General Motors, LLC on June 3, 2021, with 896 vehicles potentially affected (per NHTSA). NHTSA's record lists the Chevrolet Silverado 1500 and GMC Sierra 1500 for the 2019 model year. Owners were notified on June 25, 2021, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 21V423000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Free VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 21V423000 (also written 21V-423 or 21V423)
- Filed by
- General Motors, LLC
- Manufacturer campaign number
- N212336230
- Report received
- Potentially affected
- 896 vehicles (per NHTSA)
- Component
- Tires
- Owners notified
Repair completion: 70.42% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 21V423000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
Chevrolet
Chevrolet Silverado 1500
GMC
GMC Sierra 1500
NHTSA's recall notice
As NHTSA's recall record states it for campaign 21V423000.
Defect description
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.
Safety 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.
Manufacturer 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.
Sources
Official NHTSA notice for recall 21V423000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.