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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    R8S Factory-verified

    Chevrolet · Regular Production Option

    Order acknowledgement, multiple order numbers

    Years 1994–99, 2024, 2026–27 Models 28 Factory citations 70
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    Also described as Acknowledgements, multiple order numbersOnStar One Super Cruise extension to 8 yearsOnStar In-Vehicle Coaching, 1 yearAcknowledgement, multiple order numbersAcknowledgment, multiple order numbersOnStar One Super Cruise, extension to 8 years

    Also documented for BuickCadillacGMC

    Documented applications

    Beretta — L-body (1987–1996)
    • 1994–1996 Factory-verified internal

      same description as cavalier-gen2 and cavalier-gen3

      GM Heritage factory kit — 1994 Chevrolet Beretta, p.10.
      GM Heritage factory kit — 1995 Chevrolet Beretta, p.12.
      GM Heritage factory kit — 1996 Chevrolet Beretta, p.14.
    Camaro — Gen 4 (1993–2002)
    • 1994–1998 Factory-verified internal
      GM Heritage factory kit — 1994 Chevrolet Camaro, p.7.
      GM Heritage factory kit — 1995 Chevrolet Camaro, p.8.
      GM Heritage factory kit — 1996 Chevrolet Camaro, p.14.
      GM Heritage factory kit — 1997 Chevrolet Camaro, p.8.
      GM Heritage factory kit — 1998 Chevrolet Camaro, p.15.
    Cavalier — third generation (1995–2005)
    • 1995, 1997–1999 Factory-verified internal
      GM Heritage factory kit — 1995 Chevrolet Cavalier, p.8.
      GM Heritage factory kit — 1997 Chevrolet Cavalier, p.89.
      GM Heritage factory kit — 1998 Chevrolet Cavalier, p.33.
      GM Heritage factory kit — 1999 Chevrolet Cavalier, p.14.
    Corsica — L-body (1987–1996)
    • 1994–1996 Factory-verified internal

      same description as beretta-gen1

      GM Heritage factory kit — 1994 Chevrolet Corsica, p.10.
      GM Heritage factory kit — 1995 Chevrolet Corsica, p.8.
      GM Heritage factory kit — 1996 Chevrolet Corsica, p.6.
    Corvette — C4 (1984–1996)
    • 1994–1996 Factory-verified internal
      GM Heritage factory kit — 1994 Chevrolet Corvette, p.25.
      GM Heritage factory kit — 1995 Chevrolet Corvette, p.25.
      GM Heritage factory kit — 1996 Chevrolet Corvette, p.83.
    Corvette — C5 (1997–2004)
    • 1997–1999 Factory-verified internal

      Heritage order guides only

      GM Heritage factory kit — 1997 Chevrolet Corvette, p.7.
      GM Heritage factory kit — 1998 Chevrolet Corvette, p.8.
      GM Heritage factory kit — 1999 Chevrolet Corvette, p.16.
    Equinox EV — Ultium BEV2 (2024–2027)
    Express — GMT600 (1996–2002)
    • 1996, 1998, 1999 Factory-verified internal

      order guide acknowledgement

      GM Heritage factory kit — 1996 Chevrolet G Van, p.67.
      GM Heritage factory kit — 1998 Chevrolet Express, p.32.
      GM Heritage factory kit — 1999 Chevrolet G Van, p.35.
    Lumina — second generation (1995–2001)
    • 1995–1996 Factory-verified internal
      GM Heritage factory kit — 1995 Chevrolet Lumina, p.10.
      GM Heritage factory kit — 1995 Chevrolet Lumina, p.12.
      GM Heritage factory kit — 1996 Chevrolet Lumina, p.18.
      GM Heritage factory kit — 1996 Chevrolet Lumina, p.22.
    Malibu — Fifth generation (1997–2005)
    • 1997–1999 Factory-verified internal

      1997 from the Malibu kit order guide.

      GM Heritage factory kit — 1997 Chevrolet Malibu, p.12.
      GM Heritage factory kit — 1998 Chevrolet Malibu, p.6.
      GM Heritage factory kit — 1999 Chevrolet Malibu, p.29.
    Silverado EV — BT1 (2024–2027)
    Tahoe — GMT400 (1995–1999)
    • 1995–1999 Factory-verified internal

      dealer ordering acknowledgment

      GM Heritage factory kit — 1995 Chevrolet Tahoe, p.15.
      GM Heritage factory kit — 1996 Chevrolet Tahoe, p.37.
      GM Heritage factory kit — 1997 Chevrolet Tahoe, p.14.
      GM Heritage factory kit — 1998 Chevrolet Tahoe, p.42.
      GM Heritage factory kit — 1999 Chevrolet Tahoe, p.14.
    Venture — U-body minivan (1997–2005)
    • 1997–1999 Factory-verified internal

      printed among the ordering acknowledgements

      GM Heritage factory kit — 1997 Chevrolet Venture, p.45.
      GM Heritage factory kit — 1998 Chevrolet Venture, p.23.
      GM Heritage factory kit — 1999 Chevrolet Venture, p.10.

    Related codes · mentioned in these notes

    2LT2SP2TR3LT3SP3TR4LT4WT5WT8WTR9MUE1UKL

    This page aggregates every documented appearance of R8S in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.