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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    Z09 Factory-verified

    GMC · Regular Production Option

    Trim, blackout package

    Years 1989 Models 1 Factory citations 1
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    Also documented for Chevrolet

    Documented applications

    Sonoma — first generation (1982–1993)
    • 1989 Factory-verified

      blackout headlamp bezels and grille; shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

      GM Heritage factory kit — 1989 Chevrolet S 10, p.22.

    This page aggregates every documented appearance of Z09 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.