Seat adjuster, passenger, 4-way manual, 2-way power vertical

Years 2015–16 Models 2 Factory citations 2

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Also documented for Chevrolet

Documented applications

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

2015 Factory-verified

2015: 1SV, 1SB: S

GM factory document — 2015 buick lacrosse fleet order guide wayback, p.2.

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

2016 Factory-verified

2016: 1SV, 1SL: S

GM factory document — 2016 buick regal order guide copy gm authority, p.4, p.18.

This page aggregates every documented appearance of A6C in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.