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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 / Pontiac / Code
    PY1 ✓ Factory-verified

    Pontiac · Regular Production Option

    Wheels, 16 x 6.5, aluminum, chrome

    Years 1999–05 Models 3 Factory citations 10
    Query this via API →

    Also described as Wheel, 16 x 6.5, aluminum

    Also documented for BuickChevroletOldsmobileSaturn

    Documented applications

    Aztek — U-body (2001–2005) →
    • 2002–2004 ✓ Factory-verified

      The 2002 list reads chrome.

      ⛭ GM factory document — 2002 pontiac aztek awd rpo code list, p.1.
      ⛭ GM factory document — 2003 pontiac aztek awd rpo code list, p.1.
      ⛭ GM factory document — 2004 pontiac aztek awd rpo code list, p.1.
    Grand Am — Fifth generation (1999–2005) →
    • 1999–2005 ✓ Factory-verified
      ⛭ GM factory document — 1999 pontiac grand am rpo code list, p.1.
      ⛭ GM factory document — 2005 pontiac grand am rpo code list, p.1.
    Montana — U-body second generation (1997–2005) →
    • 2001–2005 ✓ Factory-verified
      ⛭ GM factory document — 2001 pontiac montana ext rpo code list, p.1.
      ⛭ GM factory document — 2002 pontiac montana ext rpo code list, p.1.
      ⛭ GM factory document — 2003 pontiac montana ext rpo code list, p.1.
      ⛭ GM factory document — 2004 pontiac montana ext rpo code list, p.1.
      ⛭ GM factory document — 2005 pontiac montana 4wd rpo code list, p.1.

    This page aggregates every documented appearance of PY1 in the Pontiac 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.