2003 Toyota Avalon Owners Manual - Page 222
2003 Toyota Avalon Manual
Page 222 highlights
'03 AVALON U (L/O 0206) CAUTION D Do not mix summer and all season tires on your vehicle as this can cause dangerous handling characteristics, resulting in loss of control. D Do not use tires other than the manufacturer's designated tires, and never mix tires or wheels of the sizes different from the originals. 222 2003 AVALON (OM41401U)