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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    TR9 Factory-verified

    Chevrolet · Regular Production Option

    Lighting, auxiliary

    Years 1976–10, 2014–18, 2022–27 Models 21 Factory citations 113
    Query this via API →

    Also described as Auxiliary lamp groupAuxiliary lighting packageLamp groupLighting, auxiliary, with headlamp warning buzzer and underhood lightsLamp group, interior

    Also documented for BuickGMCPontiac

    Documented applications

    Astro — First generation (1985–1994)
    • 1986–1991, 1993, 1994 Factory-verified

      included with YC6 and YC7.

      GM Heritage factory kit — 1986 Chevrolet Astro Van, p.14.
      GM Heritage factory kit — 1987 Chevrolet Astro Van, p.27.
      GM Heritage factory kit — 1988 Chevrolet Astro Van, p.7.
      GM Heritage factory kit — 1989 Chevrolet Astro Van, p.13.
      GM Heritage factory kit — 1990 Chevrolet Astro Van, p.7.
      GM Heritage factory kit — 1991 Chevrolet Astro Van, p.11.
      GM Heritage factory kit — 1993 Chevrolet Astro Van, p.12.
      GM Heritage factory kit — 1994 Chevrolet Astro Van, p.11.
    Camaro — Gen 3 (1982–1992)
    • 1982–1987 Factory-verified

      1988–1991 are not claimed: the weight pages list it, but the order guides name auxiliary lighting only as a row of the preferred equipment groups

      GM Heritage factory kit — 1982 Chevrolet Camaro, p.30.
      GM Heritage factory kit — 1983 Chevrolet Camaro, p.37.
      GM Heritage factory kit — 1984 Chevrolet Camaro, p.4.
      GM Heritage factory kit — 1985 Chevrolet Camaro, p.22.
      GM Heritage factory kit — 1986 Chevrolet Camaro, p.22.
      GM Heritage factory kit — 1987 Chevrolet Camaro, p.34.
    Caprice — third generation, B-body (1983–1990)
    • 1984, 1986, 1988–1990 Factory-verified

      includes U26 underhood and U29 instrument panel courtesy lamps and C95 dome reading lamp; standard on the Brougham from 1989

      GM Heritage factory kit — 1984 Chevrolet Caprice, p.39.
      GM Heritage factory kit — 1986 Chevrolet Caprice, p.41.
      GM Heritage factory kit — 1988 Chevrolet Caprice, p.5.
      GM Heritage factory kit — 1989 Chevrolet Caprice, p.42.
      GM Heritage factory kit — 1990 Chevrolet Caprice, p.140.
    Celebrity — A-body (1982–1990)
    • 1984–1988 Factory-verified
      GM Heritage factory kit — 1984 Chevrolet Celebrity, p.42.
      GM Heritage factory kit — 1985 Chevrolet Celebrity, p.43.
      GM Heritage factory kit — 1986 Chevrolet Celebrity, p.42.
      GM Heritage factory kit — 1987 Chevrolet Celebrity, p.42.
      GM Heritage factory kit — 1988 Chevrolet Celebrity, p.46.
    C/K pickup — GMT400 (1988–2000)
    • 1988–1994 Factory-verified

      the 1991 option page lists it as auxiliary lighting that includes the dome and reading lamps (C95)

      GM Heritage factory kit — 1988 Chevrolet Truck, p.141.
      GM Heritage factory kit — 1989 Chevrolet Truck, p.29.
      GM Heritage factory kit — 1990 Chevrolet Truck, p.36.
      GM Heritage factory kit — 1991 Chevrolet Truck, p.36.
      GM Heritage factory kit — 1992 Chevrolet Truck, p.34.
      GM Heritage factory kit — 1993 Chevrolet Truck, p.11.
      GM Heritage factory kit — 1994 Chevrolet Truck, p.8.
    Corsica — L-body (1987–1996)
    • 1989 Factory-verified

      included with the LTA1–LTA3 and LBA1–LBA3 groups; the 1988 kit names TR9 only in a convenience-page footnote, so 1988 is not claimed

      GM Heritage factory kit — 1989 Chevrolet Corsica, p.13.
      GM Heritage factory kit — 1989 Chevrolet Corsica, p.15.
    El Camino — fifth generation (1983–1987)
    • 1983, 1985–1987 Factory-verified

      The 1984 order guide's code is unreadable in the OCR, so 1984 is not claimed

      GM Heritage factory kit — 1983 Chevrolet El Camino, p.6.
      GM Heritage factory kit — 1985 Chevrolet El Camino, p.12.
      GM Heritage factory kit — 1986 Chevrolet El Camino, p.6.
      GM Heritage factory kit — 1987 Chevrolet El Camino, p.41.
    Express — GMT600 (1996–2002)
    Express — GMT610 (2003–2027)
    Chevy Van — Second generation G-series (1983–1996)
    • 1983, 1984, 1986, 1988–1996 Factory-verified

      dome and reading, stepwell and underhood lamps with headlamp warning buzzer (contents vary by year).

      GM Heritage factory kit — 1983 Chevrolet Vandura, p.17.
      GM Heritage factory kit — 1984 Chevrolet G Van, p.18.
      GM Heritage factory kit — 1986 Chevrolet G Van, p.25.
      GM Heritage factory kit — 1988 Chevrolet Vandura, p.23.
      GM Heritage factory kit — 1989 Chevrolet G Van, p.17.
      GM Heritage factory kit — 1990 Chevrolet G Van, p.16.
      GM Heritage factory kit — 1991 Chevrolet G Van, p.20.
      GM Heritage factory kit — 1992 Chevrolet G Van, p.20.
      GM Heritage factory kit — 1993 Chevrolet G Van, p.15.
      GM Heritage factory kit — 1994 Chevrolet G Van, p.13.
      GM Heritage factory kit — 1995 Chevrolet G Van, p.5.
      GM Heritage factory kit — 1996 Chevrolet G Van, p.44.
    Lumina APV — U-body (1990–1996)
    • 1990–1993 Factory-verified

      1990–1991: includes the front dome and map lights (a mini console in 1991), middle and rear dome lights and an underhood light; the 1992–1993 pages print only Lamp Group, and the 1993 page includes UF2 with it

      GM Heritage factory kit — 1990 Chevrolet LuminaAPV, p.12.
      GM Heritage factory kit — 1991 Chevrolet LuminaAPV, p.14.
      GM Heritage factory kit — 1992 Chevrolet LuminaAPV, p.42.
      GM Heritage factory kit — 1993 Chevrolet LuminaAPV, p.41.
    Malibu — fourth generation, A-body (1983)
    • 1983 Factory-verified

      includes the underhood light (7Y1) and, on the sedan, the luggage compartment light (7X4) (p.13)

      GM Heritage factory kit — 1983 Chevrolet Malibu, p.21.
      GM Heritage factory kit — 1983 Chevrolet Malibu, p.23.
    Monte Carlo — fourth generation (1983–1988)
    • 1983–1987 Factory-verified

      luggage compartment and underhood lamps and a headlamp-on reminder; 1987: also a dome reading lamp, without CC1 roof panels (price page); 1985 rests on the guide's quick-spec row (item, code and x marks), as the option line's code is unreadable and the price page that prints TR9 (p.27) has no model-year field

      GM Heritage factory kit — 1983 Chevrolet Monte Carlo, p.30.
      GM Heritage factory kit — 1984 Chevrolet Monte Carlo, p.36.
      GM Heritage factory kit — 1985 Chevrolet Monte Carlo, p.30.
      GM Heritage factory kit — 1986 Chevrolet Monte Carlo, p.39.
      GM Heritage factory kit — 1987 Chevrolet Monte Carlo, p.40.
    S-10 pickup — First generation (1982–1993)
    • 1982–1991 Factory-verified

      includes the UF2 cargo lamp in 1982–1988; the 1989–1991 entries list other lamps and a lighted inside mirror (DC4 on the 1989 pages), without UF2 (UF2 is discontinued for 1989)

      GM Heritage factory kit — 1982 Chevrolet S 10, p.8.
      GM Heritage factory kit — 1983 Chevrolet S 10, p.31.
      GM Heritage factory kit — 1984 Chevrolet S 10, p.17.
      GM Heritage factory kit — 1985 Chevrolet S 10, p.23.
      GM Heritage factory kit — 1986 Chevrolet S 10, p.16.
      GM Heritage factory kit — 1987 Chevrolet S 10, p.22.
      GM Heritage factory kit — 1988 Chevrolet S 10, p.19.
      GM Heritage factory kit — 1989 Chevrolet S 10, p.44.
      GM Heritage factory kit — 1990 Chevrolet S 10, p.21.
      GM Heritage factory kit — 1991 Chevrolet S 10, p.22.

    Related codes · mentioned in these notes

    1LS1LT1WT7X47Y1C95CC1DC4LBA1LBA3LTA1LTA3U26U29UF2YC6

    This page aggregates every documented appearance of TR9 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.