GVWR, 4850 lbs (2200 kg)

Years 1998–99, 2019, 2025–27 Models 3 Factory citations 6

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Also described as GVW rating, 5170 lb

Also documented for GMC Oldsmobile Pontiac

Documented applications

Equinox — Third generation (D2XX) (2018–2024)

2019 Factory-verified

GM factory document — 2019 chevrolet equinox order guide april 6 2018 copy gm authority, p.116.

Equinox — Fourth generation (2025–2027)

2025–2027 Factory-verified

2025, 2026: S: 2LT, KDZ, 2RS; not offered: 1LT, XDB, 1RS; 2027: S on all trims; the 2025 and 2026 guides note all-wheel-drive models only; the 2027 guide marks it standard on all six columns without that note

GM factory document — 2025 chevrolet all new equinox fleet order guide, p.6.
GM factory document — 2026 chevrolet equinox fleet order guide, p.7.
GM factory document — 2027 chevrolet equinox fleet order guide, p.7.

Venture — U-body minivan (1997–2005)

1998, 1999 Factory-verified

requires LA9

GM factory document — 1998 chevrolet venture ext rpo code list, p.1.
GM factory document — 1999 chevrolet venture ext rpo code list, p.1.

This page aggregates every documented appearance of C3M in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.