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    Fuzzy match across codes, option descriptions, and model aliases. Every result is graded and, where the factory documents it, cited.
    N31 Factory-verified

    GMC · Regular Production Option

    Steering wheel, custom

    Years 1983–84, 1986–89 Models 2 Factory citations 8
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    Also documented for CadillacChevrolet

    Documented applications

    Safari — First generation (1985–1994)
    • 1986–1989 Factory-verified

      four spoke on the later pages; 1987 from the 1987 pages in the kit file named for the following model year; shared M-body code; cited from the joint Astro/Safari pages of the Astro kits.

      GM Heritage factory kit — 1986 Chevrolet Astro Van, p.15.
      GM Heritage factory kit — 1988 Chevrolet Astro Van, p.29, p.9.
      GM Heritage factory kit — 1989 Chevrolet Astro Van, p.14.
    Vandura and Rally — Second generation G-series (1983–1996)
    • 1983, 1984, 1986, 1988, 1989 Factory-verified

      shared G-van platform code; cited from the Chevrolet G-Van kit

      GM Heritage factory kit — 1983 Chevrolet Vandura, p.18.
      GM Heritage factory kit — 1984 Chevrolet G Van, p.19.
      GM Heritage factory kit — 1986 Chevrolet G Van, p.28.
      GM Heritage factory kit — 1988 Chevrolet Vandura, p.24.
      GM Heritage factory kit — 1989 Chevrolet G Van, p.17.

    This page aggregates every documented appearance of N31 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.