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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    M Factory-verified

    Cadillac · Regular Production Option

    Power door locks

    Years 1960–68 Models 1 Factory citations 6

    Also described as Power (automatic) door locksFloor mats

    Documented applications

    DeVille / Calais
    • 1960 Factory-verified

      All

      GM Heritage factory kit — 1960 Cadillac VVI, p.194.
    • 1961–62 Factory-verified

      All

      GM Heritage factory kit — 1961 Cadillac VVI, p.129.
      GM Heritage factory kit — 1962 Cadillac VVI, p.150.
    • 1963 Confirmed

      All

    • 1964 Confirmed

      All

    • 1965 Factory-verified

      All

      GM Heritage factory kit — 1965 Cadillac VVI, p.153.
    • 1966 Factory-verified

      All

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

      All

    • 1968 Factory-verified

      All; kit legend shows code M for the three floor-mat variants (Twin F&R / Twin Front / One-Piece)

      GM Heritage factory kit — 1968 Cadillac VVI, p.148.

    Related codes · mentioned in these notes

    FR

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