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

    Archive / Cadillac / Code
    QDC ✓ Factory-verified

    Cadillac · Regular Production Option

    Tire, all, P235/60ZR16 BW AL3

    Years 1998–01 Models 3 Factory citations 10
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    Also documented for ChevroletGMC

    Documented applications

    DeVille — K-body (1994–1999) →
    • 1998–1999 ✓ Factory-verified
      ⛭ GM factory document — 1998 cadillac deville rpo code list, p.1.
      ⛭ GM factory document — 1999 cadillac deville rpo code list, p.1.
    Eldorado — E-body (1992–2002) →
    • 1998–2001 ✓ Factory-verified
      ⛭ GM factory document — 1998 cadillac eldorado rpo code list, p.1.
      ⛭ GM factory document — 1999 cadillac eldorado rpo code list, p.1.
      ⛭ GM factory document — 2000 cadillac eldorado rpo code list, p.1.
      ⛭ GM factory document — 2001 cadillac eldorado rpo code list, p.1.
    Seville — G-body (1998–2004) →
    • 1998–2001 ✓ Factory-verified
      ⛭ GM factory document — 1998 cadillac seville rpo code list, p.1.
      ⛭ GM factory document — 1999 cadillac seville rpo code list, p.1.
      ⛭ GM factory document — 2000 cadillac seville rpo code list, p.1.
      ⛭ GM factory document — 2001 cadillac seville rpo code list, p.1.

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

    RPOARCHIVE

    A factory-sourced reference to GM Regular Production Option codes, 1960–2027. Every code carries a confidence grade and, where the factory documents it, a citation to the exact GM factory document and page.

    Reference

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    Provenance

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    • About this project

    Independent reference work — not affiliated with or endorsed by General Motors. “GM,” “Chevrolet,” “Pontiac,” “Oldsmobile,” “Buick,” “Cadillac,” “GMC,” “Saturn,” and “Hummer” are trademarks of their respective owners, used nominatively to identify the vehicles this data describes. No GM logos or emblems are reproduced.

    Data compiled from GM Heritage factory documentation and cross-referenced public sources. Generated from a curated, versioned dataset.