VO1 (AO) ● Confirmed

Cadillac · Regular Production Option

Heavy-duty cooling

Years 1975–78 Models 2

Also described as Heavy-duty cooling system

Documented applications

DeVille / Calais →

• 1975 ● Confirmed

  All

• 1976 ● Confirmed

  All

• 1977 ● Confirmed

  All

• 1978 ● Confirmed

  All

Seville →

• 1976 ● Confirmed

  $40

This page aggregates every documented appearance of VO1 (AO) in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.