Power windows / electric door locks

Years 1970–77 Models 2

Query this via API →

Also described as Power windows / power door locks

Also on its own page A31 AU3

Documented applications

Full-Size — LeSabre / Electra / Wildcat

1970–1976 Single-source

Full-size

Regal / Century

1973–1977 Single-source

Century, Regal

This page aggregates every documented appearance of A31 / AU3 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.