G5 ● Confirmed

Buick · Regular Production Option

Economy axle (with A7/A8 + B5 only)

Years 1970 Models 1

Documented applications

Skylark / GS →

• 1970 ● Confirmed

  Skylark, Sportwagon

This page aggregates every documented appearance of G5 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.