There are 1 owner-reported tires & wheels complaints for the 2021 GMC Yukonin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
The contact owns a 2012 GMC Yukon equipped with Cooper Tires, Tire Line: Discoverer HTP, Tire Size: 275/55/R20, DOT number: Not Available. The contact stated that while inspecting the tires, the rear driver’s and passenger’s side tires had visible bulges. The tires were not replaced. The dealer was not made aware of the failure. The contact attempted to contact the manufacturer but was not able to reach a live representative. The failure mileage was 116,224.The VIN was not available.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026