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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 / Saturn / Code
    NK5 ✓ Factory-verified

    Saturn · Regular Production Option

    Steering wheel, standard

    Years 2002–09 Models 4 Factory citations 9
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    Also documented for BuickCadillacChevroletGMCOldsmobilePontiac

    Documented applications

    Ion (2003–2007) →
    • 2003–2007 ✓ Factory-verified
      ⛭ GM factory document — 2003 saturn ion rpo code list, p.1.
      ⛭ GM factory document — 2007 saturn ion rpo code list, p.1.
    Outlook — Lambda / GMT966 (2007–2010) →
    • 2007–2009 ✓ Factory-verified
      ⛭ GM factory document — 2007 saturn outlook awd rpo code list, p.1.
      ⛭ GM factory document — 2008 saturn outlook awd rpo code list, p.1.
      ⛭ GM factory document — 2009 saturn outlook awd rpo code list, p.1.
    Vue — First generation (2002–2007) →
    • 2002–2007 ✓ Factory-verified
      ⛭ GM factory document — 2002 saturn vue awd rpo code list, p.1.
      ⛭ GM factory document — 2007 saturn vue awd rpo code list, p.1.
    Vue — Second generation (2008–2010) →
    • 2008–2009 ✓ Factory-verified
      ⛭ GM factory document — 2008 saturn vue awd rpo code list, p.1.
      ⛭ GM factory document — 2009 saturn vue awd rpo code list, p.1.

    This page aggregates every documented appearance of NK5 in the Saturn 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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    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.