Suspension, rear, 7,500 lb capacity

Years 1997–98, 2017–18 Models 2 Factory citations 5

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Also described as Paint, Brimstone

Documented applications

Motor Home chassis (1983–1998)

1997–1998 Factory-verified

GM Heritage factory kit — 1997 Chevrolet Motorhome, p.4.
GM Heritage factory kit — 1998 Chevrolet Motorhome, p.5.
GM factory document — 1998 chevrolet chevy p32 rv van chassis rpo code list, p.1.

Spark — M400 (2016–2022)

2017–2018 Factory-verified

extra cost; new for 2017 with late availability; deleted for 2019 (GM's official 2019 change list as printed on GM Authority's 2019 changes page); 2018 from GM's 2018 order guide

GM factory document — 2017 chevrolet spark order guide copy gm authority, p.22.
GM factory document — 2018 chevrolet spark order guide copy gm authority, p.30.

This page aggregates every documented appearance of GN6 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.