Equipment, school bus chassis

Years 1983–84, 1986, 1989–90, 1998–10, 2014–18, 2022–27 Models 3 Factory citations 24

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Also described as Equipment, school busSales package, school bus

Also documented for Chevrolet

Documented applications

Savana — GMT600 (1996–2002)

1998–2002 Factory-verified

GM factory document — 1998 gmc savana rpo code list, p.1.
GM factory document — 1999 gmc savana rpo code list, p.1.
GM factory document — 2000 gmc savana rpo code list, p.1.
GM factory document — 2001 gmc savana rpo code list, p.1.
GM factory document — 2002 gmc savana rpo code list, p.1.

Savana — GMT610 (2003–2027)

2003–2010, 2014–2018, 2022–2027 Factory-verified

the 2003–2009 lists read Equipment, school bus; the 2025–2027 guides read School Bus Package, chassis equipment with the brake warning indicator (UJ1); O: Cutaway 1WT (2027), Cutaway 2WT (2025–2026), Cutaway TG33503 (2025–2026), Cutaway TG33803 (2025–2026); not offered: Cutaway TG33903 (2025–2026); in the 2025–2027 guides only in the Cutaway guides

GM factory document — 2003 gmc savana rpo code list, p.1.
GM factory document — 2008 gmc savana rpo code list, p.1.
GM factory document — 2008 chevrolet ld electricalfullsizevans, p.16.
GM factory document — 2009 gmc savana rpo code list, p.1.
GM factory document — 2009 chevrolet ld electricalfullsizevans 100813, p.14.
GM factory document — 2010 chevrolet gh van elec 1 7 d1 100813, p.14.
GM factory document — 2014 chevrolet gh van elec bbm si brief, p.5.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.14.
GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.12.
GM factory document — 2025 chevrolet my25 express savana electrical bbm, p.11.
GM factory document — 2025 gmc savana cutaway fleet order guide, p.35.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.11.
GM factory document — 2026 gmc savana cutaway fleet order guide, p.38.
GM factory document — 2027 gmc savana cutaway fleet order guide, p.17.

Vandura and Rally — Second generation G-series (1983–1996)

1983, 1984, 1986, 1989, 1990 Factory-verified

G30 with C6P; 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.17.
GM Heritage factory kit — 1985 Chevrolet G Van, p.20.
GM Heritage factory kit — 1986 Chevrolet G Van, p.66.
GM Heritage factory kit — 1989 Chevrolet G Van, p.16.
GM Heritage factory kit — 1990 Chevrolet G Van, p.16.

This page aggregates every documented appearance of B3D in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.