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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    U88 Factory-verified

    Chevrolet · Regular Production Option

    Speaker system, premium

    Years 1992–93 Models 1 Factory citations 2
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    Also documented for BuickPontiac

    Documented applications

    Suburban — GMT400 (1992–1999)
    • 1992–1993 Factory-verified

      Six speakers; requires the Silverado decor

      GM Heritage factory kit — 1992 Chevrolet Suburban, p.18.
      GM Heritage factory kit — 1993 Chevrolet Suburban, p.8.

    This page aggregates every documented appearance of U88 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.