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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    UN5 Factory-verified

    Chevrolet · Regular Production Option

    AM-FM ETR stereo w/ cassette & CB

    Years 1981–82 Models 1 Factory citations 1

    Documented applications

    Corvette (C3)
    • 1981 Confirmed

      $750.00; 2,349 built

    • 1982 Factory-verified

      $755.00; 1,987 built (kit: $695 in Collector Edition)

      GM Heritage factory kit — 1982 Chevrolet Corvette, p.4.

    This page aggregates every documented appearance of UN5 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.