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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 / Buick / Code
    VG9 ✓ Factory-verified

    Buick · Regular Production Option

    Protector, wax, exterior body

    Years 1998–02 Models 2 Factory citations 10
    Query this via API →

    Also documented for CadillacChevroletGMCOldsmobilePontiac

    Documented applications

    Century — W-body (1997–2005) →
    • 1998–2002 ✓ Factory-verified internal
      ⛭ GM factory document — 1998 buick century rpo code list, p.1.
      ⛭ GM factory document — 1999 buick century rpo code list, p.1.
      ⛭ GM factory document — 2000 buick century rpo code list, p.1.
      ⛭ GM factory document — 2001 buick century rpo code list, p.1.
      ⛭ GM factory document — 2002 buick century rpo code list, p.1.
    Regal — W-body (1997–2004) →
    • 1998–2002 ✓ Factory-verified internal
      ⛭ GM factory document — 1998 buick regal rpo code list, p.1.
      ⛭ GM factory document — 1999 buick regal rpo code list, p.1.
      ⛭ GM factory document — 2000 buick regal rpo code list, p.1.
      ⛭ GM factory document — 2001 buick regal rpo code list, p.1.
      ⛭ GM factory document — 2002 buick regal rpo code list, p.1.

    This page aggregates every documented appearance of VG9 in the Buick 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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    • Use in AI tools (API)

    Provenance

    • Methodology
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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.