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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    MR6 Confirmed

    Buick · Regular Production Option

    Transmission, 6 speed manual

    Years 2013–14 Models 1
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    Documented applications

    Regal — Epsilon II, 5th gen (2011–2017)
    • 2014 Confirmed

      the 2016 guide deleted it, not available for 2016 (p.42); available on the FWD GS only (GM's 2014 list)

    • 2013 Single-source

      available on the GS (GM Authority 2013 changes); single-source: GM Authority 2013 changes does not credit GM

    Related codes · mentioned in these notes

    FWD

    This page aggregates every documented appearance of MR6 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.