Y84 ● Confirmed

Pontiac · Regular Production Option

Special Edition black/gold (Fisher T-tops)

Years 1978–81 Models 1

Documented applications

Firebird / Trans Am →

• 1978/79–1981 ● Confirmed

  Trans Am; sources differ on ’78 vs ’79 start

This page aggregates every documented appearance of Y84 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.