GVW rating, 12,300 lb

Years 1989, 1994, 1996–10, 2014–18, 2022–27 Models 4 Factory citations 32

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Also described as GVW rating, 12,300 lbsGVWR, 12,300 lb (5,579 kg)

Also documented for GMC

Documented applications

Express — GMT600 (1996–2002)

1998–2002 Factory-verified

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

Express — GMT610 (2003–2027)

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

the 2025–2027 guides add 5579 kg; S: Cutaway 1WT CG33903 (2025–2026); O: Cutaway 1WT (2027), Cutaway CG33503 (2025–2026), Cutaway 1WT CG33803 (2025–2026); not offered: Cutaway 2WT (2025–2026); in the 2025–2027 guides only in the Cutaway guides

GM factory document — 2003 chevrolet express rpo code list, p.1.
GM factory document — 2004 chevrolet express awd rpo code list, p.1.
GM factory document — 2005 chevrolet express awd rpo code list, p.1.
GM factory document — 2006 chevrolet express awd rpo code list, p.1.
GM factory document — 2007 chevrolet express awd rpo code list, p.1.
GM factory document — 2008 chevrolet express rpo code list, p.1.
GM factory document — 2009 chevrolet express rpo code list, p.1.
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.6.
GM factory document — 2015 chevrolet express savana electrical body builders manual service manual 2015 en us, p.11.
GM factory document — 2016 chevrolet express savana electrical body builders manual service manual 2016 en us, p.5.
GM factory document — 2017 chevrolet express savana electrical body builders manual service manual 2017 en us, p.5.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.15.
GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.13.
GM factory document — 2023 chevrolet 23 express savana body builder sm en us 2022sep13, p.13.
GM factory document — 2024 chevrolet 24 express savana body builder manual 18553161 2023oct26, p.13.
GM factory document — 2025 chevrolet my25 express savana electrical bbm, p.11.
GM factory document — 2025 chevrolet express cutaway fleet order guide, p.6.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.11.
GM factory document — 2026 chevrolet express cutaway fleet order guide, p.6.
GM factory document — 2027 chevrolet express cutaway fleet order guide, p.11.

Motor Home chassis (1983–1998)

1989, 1994, 1996–1998 Factory-verified

GM Heritage factory kit — 1989 Chevrolet Motorhome, p.3.
GM Heritage factory kit — 1994 Chevrolet Motorhome, p.14.
GM Heritage factory kit — 1996 Chevrolet Motorhome, p.8.
GM Heritage factory kit — 1997 Chevrolet Motorhome, p.4.
GM Heritage factory kit — 1998 Chevrolet Motorhome, p.5.

Silverado HD (T1XX, 2020–2027)

2027 Factory-verified

only in: 2500 HD

GM factory document — 2027 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.

This page aggregates every documented appearance of C7N in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.