B4 ● Confirmed

Buick · Regular Production Option

Full-length console (auto + buckets req.)

Years 1970 Models 2

Also described as Full-length console

Documented applications

Full-Size — LeSabre / Electra / Wildcat →

• 1970 ● Confirmed

  (bucket-seat cars)

Skylark / GS →

• 1970 ● Confirmed

  Skylark Custom, GS, GS 455

This page aggregates every documented appearance of B4 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.