Audio system feature, premium 7-speaker system

Years 2015–19 Models 4 Factory citations 8

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Also described as Audio system feature, 7-speaker system

Also documented for Chevrolet Pontiac

Documented applications

Cascada — Delta II (2016–2019)

2016–2019 Factory-verified

all trims: S

GM factory document — 2016 buick cascada order guide copy gm authority, p.1, p.5.
GM factory document — 2017 buick cascada order guide copy gm authority, p.1, p.10.
GM factory document — 2018 buick cascada order guide copy gm authority, p.1, p.10.
GM factory document — 2019 buick cascada order guide copy gm authority, p.1, p.10.

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

2015 Factory-verified

2015: 1SV, 1SB, 1SL: S

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

Regal — E2XX (2018–2020)

2018–2019 Factory-verified

only in: Sportback; 2019: Regal, Preferred, Preferred II, Essence: S (2019 Sportback order guide); 2019: FWD models only

GM factory document — 2018 buick regal sportback fleet order guide wayback, p.1.
GM factory document — 2019 buick regal sportback order guide copy gm authority, p.2.

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

2016 Factory-verified

2016: 1SV, 1SL, 1SN: S

GM factory document — 2016 buick regal order guide copy gm authority, p.1, p.15.

This page aggregates every documented appearance of U65 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.