Tires, P215/65R15, steel belted radial, blackwall

Years 1987 Models 1

Also documented for Chevrolet GMC Pontiac

Documented applications

Regal — G-body (1983–1987)

1987 Confirmed

only with WE2; gnttype.org's 1987 option sheet

This page aggregates every documented appearance of QYZ in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.