Transmission, 6 speed automatic, electronically controlled, with overdrive and driver shift control

Years 2014–16 Models 2 Factory citations 2

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Also described as Transmission, 6 speed automatic

Also documented for Cadillac Chevrolet GMC

Documented applications

LaCrosse — Epsilon II, 2nd gen (2010–2016)

2015 Factory-verified

2015: 1SV, 1SP FWD, 1SR: S; 1SB, 1SL FWD: with LFX; only in: FWD with LFX

GM factory document — 2015 buick lacrosse fleet order guide wayback, p.4.

Regal — Epsilon II, 5th gen (2011–2017)

2014, 2016 Factory-verified

only in: FWD; new for 2014, FWD (GM's 2014 list); 2016: 1SL, 1SN, 1SP, 1SX: S; with LTG

GM factory document — 2016 buick regal order guide copy gm authority, p.7, p.26.

This page aggregates every documented appearance of M7W in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.