Transmission, 9 speed automatic

Years 2018–20 Models 3 Factory citations 4

Also described as Transmission, 9 speed automatic, electronically controlled with overdrive, includes driver shift controlTransmission, 9 speed automatic, electronically controlled, overdrive, driver shift control

Also documented for Buick

Documented applications

Blazer — C1XX (2019–2026)

2019 Factory-verified

with the LCV engine; the 2019 guide marks it standard on L and 1LT only

GM factory document — 2019 chevrolet all new blazer fleet order guide wayback, p.4.

Cruze — second generation (2016–2019)

2018–2019 Factory-verified

the automatic paired with the diesel LH7; 2018: sedan S: 1SH; hatch S: 1SH; 2019: sedan S: 1SH; hatch S: 1SH

GM factory document — 2018 chevrolet cruze order guide copy gm authority, p.67, p.70, p.85.
GM factory document — 2019 chevrolet cruze order guide june 1 2018 copy gm authority, p.50, p.53, p.69.

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

2019 Factory-verified

GM factory document — 2019 chevrolet equinox order guide april 6 2018 copy gm authority, p.117.
2020 Single-source

GM Authority 2021 changes page lists it as dropped for 2021

This page aggregates every documented appearance of M3D in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.