RECALLS — COOPER DISCOVERER AT3 4S 275/55R20
Cooper Discoverer AT3 4S 275/55R20 recalls
Cooper Discoverer AT3 4S 275/55R20 model years 2018–2019 covered by at least one recall campaign. Pick a year to see the Canadian and U.S. campaigns side by side.
Choose a model year
U.S. NHTSA campaigns are listed on each year page, where they are queried live by model year. The Canadian list below covers every year together.
Transport Canada recalls
01- Tires#2021084
34,426 units affected
Issue: Certain tires may develop bulges or separations in the sidewall area of the tire. If this happens, the tire could lose air pressure and the tire can fail. Note: This recall only affects certain tires manufactured in 2018 and 2019. Safety Risk: A tire failure could increase the risk of a crash. Corrective Actions: The company will send a letter to registered owners to advise them of this problem. If you have these tires, you should contact a Cooper Tire dealer. All tires affected by this recall will be replaced. For more information, you can visit: http://ca.coopertire.com/for-owners/voluntary-recall-information
Canadian data updated August 24, 2026
Does this recall apply to my vehicle?
Matched by make, model, and model year. Many recalls affect only specific VIN ranges — confirm with your dealer using your full VIN.
What to do
Recall repairs are free at a franchised dealer in both countries. To confirm a recall applies to your specific vehicle, contact your manufacturer or dealer with your full VIN, or use the official channel:
- NHTSA recall lookup (search by VIN) — U.S. National Highway Traffic Safety Administration
- Defects and recalls database — Transport Canada