2021 GENESIS SUPREME VORTEX Tirestreadbelt Problems

The contact owns a 2021 Genesis Supreme Vortex RV equipped with Sailun Tires, Tire Line: All-Steel Radial S637 tires, Tire Size: ST235/85/R16, DOT Number: 14YJS637 as original equipment. The contact stated that after driving and coming to a stop; while inspecting the RV, it was discovered that the passenger’s side rear tire had experienced tread separation in the center of the tire. The cause of the failure was undetermined. On another occasion while driving at an undisclosed speed, the tire pressure monitoring system indicated that the air pressure was low on the front passenger’s side tire. Upon inspection, it was discovered that the front passenger’s side tire had experienced tread separation. The local dealer and manufacturer were both notified of the failures. The contact was informed that the tires were included in NHTSA Campaign Number: 21T018000 (Tire). After contacting both the dealer and the manufacturer on several occasions, the contact...