CD4 Factory-verified

GMC · Regular Production Option

Wipers, windshield, intermittent

Years 1983–89 Models 8 Factory citations 36
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Also described as Windshield wipers, intermittentWiper system, windshield, intermittent

Also documented for BuickChevroletOldsmobilePontiac

Documented applications

  • 1983–1987 Factory-verified

    Shared G-body platform code; cited from the joint El Camino/Caballero pages of the Chevrolet El Camino kits

    GM Heritage factory kit — 1983 Chevrolet El Camino, p.7.
    GM Heritage factory kit — 1984 Chevrolet El Camino, p.7.
    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.47.
  • 1983–1986 Factory-verified

    shared square-body platform code; cited from the Chevrolet Blazer kit

    GM Heritage factory kit — 1983 Chevrolet Blazer, p.11.
    GM Heritage factory kit — 1984 Chevrolet Blazer RV Full Size, p.20.
    GM Heritage factory kit — 1985 Chevrolet Blazer RV Full Size, p.13.
    GM Heritage factory kit — 1986 Chevrolet Blazer, p.14.
  • 1984, 1987–1988 Factory-verified

    shared S/T platform code; cited from the joint S-10/15 Blazer/Jimmy pages of the S-10 Blazer kit

    GM Heritage factory kit — 1984 Chevrolet S 10 Blazer, p.9.
    GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.46.
    GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.11.
  • 1986, 1988, 1989 Factory-verified

    shared M-body code; cited from the joint Astro/Safari pages of the Astro kits.

    GM Heritage factory kit — 1986 Chevrolet Astro Van, p.16.
    GM Heritage factory kit — 1988 Chevrolet Astro Van, p.10.
    GM Heritage factory kit — 1989 Chevrolet Astro Van, p.14.
  • 1984–1987 Factory-verified

    shared platform code; cited from the square-body C/K pickup kits; not with the 3 speed manual (MM3)

    GM Heritage factory kit — 1984 Chevrolet Truck, p.48.
    GM Heritage factory kit — 1985 Chevrolet Truck, p.46.
    GM Heritage factory kit — 1986 Chevrolet Truck, p.155.
    GM Heritage factory kit — 1987 Chevrolet Truck, p.61.
  • 1983–1988 Factory-verified

    shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

    GM Heritage factory kit — 1983 Chevrolet S 10, p.28.
    GM Heritage factory kit — 1984 Chevrolet S 10, p.21.
    GM Heritage factory kit — 1985 Chevrolet S 10, p.27.
    GM Heritage factory kit — 1986 Chevrolet S 10, p.19.
    GM Heritage factory kit — 1987 Chevrolet S 10, p.25.
    GM Heritage factory kit — 1988 Chevrolet S 10, p.36.
  • 1983, 1984, 1986–1989 Factory-verified

    with MM4 requires N33 (1988–1989); shared square-body platform code; cited from the Chevrolet Suburban kit

    GM Heritage factory kit — 1983 Chevrolet Suburban, p.19.
    GM Heritage factory kit — 1984 Chevrolet Suburban, p.21.
    GM Heritage factory kit — 1986 Chevrolet Suburban, p.23.
    GM Heritage factory kit — 1987 Chevrolet Suburban, p.28.
    GM Heritage factory kit — 1988 Chevrolet Suburban, p.20.
    GM Heritage factory kit — 1989 Chevrolet Suburban, p.17.
  • 1983, 1984, 1986, 1988, 1989 Factory-verified

    1984 from the February 1984 data book pages in the mislabelled G-Van kit file; 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 — 1985 Chevrolet G Van, p.21.
    GM Heritage factory kit — 1986 Chevrolet G Van, p.27.
    GM Heritage factory kit — 1988 Chevrolet Vandura, p.24.
    GM Heritage factory kit — 1989 Chevrolet G Van, p.16.

This page aggregates every documented appearance of CD4 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.