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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    LA5 Single-source

    Pontiac · Regular Production Option

    1.8 L L4, SOHC, turbocharged, multi-port fuel injection (VIN J)

    Years 1984–86 Models 1
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    Also documented for Buick

    Documented applications

    J2000 / Sunbird — J-body (1982–1987)
    • 1984–1986 Single-source

      150 hp; Wikipedia: standard in the SE and optional on the base and LE except the wagon from its introduction, and standard on the GT; Wikipedia's Sunbird Engines list and Family II article give it to the Sunbird 1984–1986; the VIN letter is from the 1987 NICB Pontiac engine table

    This page aggregates every documented appearance of LA5 in the Pontiac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.