Jeep 2014 Grand Cherokee - Owner Manual - Manual (Page 642)

Ⅵ DEPARTMENT OF TRANSPORTATION UNIFORM
TIRE QUALITY GRADES . . . . . . . . . . . . . . . . .647
▫ Treadwear. . . . . . . . . . . . . . . . . . . . . . . . . . .647
▫ Traction Grades . . . . . . . . . . . . . . . . . . . . . . .648
▫ Temperature Grades. . . . . . . . . . . . . . . . . . . .648
640 IF YOU NEED CONSUMER ASSISTANCE