B Factory-verified

Cadillac · Regular Production Option

Rear window defogger

Years 1964–70 Models 2 Factory citations 5

Documented applications

  • 1964 Factory-verified

    New; exc. 75 & convertible

    GM Heritage factory kit — 1964 Cadillac VVI, p.63.
  • 1966 Factory-verified

    Exc. 75 & convertible

    GM Heritage factory kit — 1966 Cadillac VVI, p.71.
  • 1967–68 Factory-verified

    Exc. convertible; kit "De-Fogger, Rear Window" (code B)

    GM Heritage factory kit — 1967 Cadillac VVI, p.11.
    GM Heritage factory kit — 1968 Cadillac VVI, p.16.
  • 1964–70 Factory-verified

    **Not available Series 75** (std later); 1964 kit: "Rear Window De-Fogger not available for Convertibles or Series 75"

    GM Heritage factory kit — 1964 Cadillac VVI, p.63.

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