F90 (AX) ◑ Single-source

Cadillac · Regular Production Option

Optional 2.73:1 differential

Years 1974 Models 1

Documented applications

DeVille / Calais →

• 1974 ◑ Single-source

  Exc. Eldorado

This page aggregates every documented appearance of F90 (AX) in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.