UKC Factory-verified

Buick · Regular Production Option

Side blind zone alert with lane change alert

Years 2015–19, 2022–23, 2025–27 Models 7 Factory citations 21

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Also described as Lane change alert with side blind zone alertLane Change Alert with Side Blind Zone Alert

Also documented for Cadillac Chevrolet GMC

Documented applications

Enclave — C1XX (2018–2024)

2018, 2022–2023 Factory-verified

2018: Essence, Premium, Avenir: S; 2022–2023: all trims: S, in PDD

GM factory document — 2018 buick enclave fleet order guide wayback, p.1.
GM factory document — 2022 buick enclave order guide copy nhtsa docket, p.4, p.20.
GM factory document — 2023 buick enclave order guide copy autoevolution wayback, p.4, p.19.

Encore GX — VSS-F (2020–2027)

2025–2027 Factory-verified

Preferred, Sport Touring, Avenir: S

GM factory document — 2025 buick encore gx fleet order guide, p.3.
GM factory document — 2026 buick encore gx fleet order guide, p.3.
GM factory document — 2027 buick encore gx fleet order guide, p.3.

Envision — D2XX, imported from China (2016–2020)

2016–2019 Factory-verified

2019: 1SL, 1SN, 1SP: S

GM factory document — 2016 buick envision order guide copy gm authority, p.3, p.13.
GM factory document — 2017 buick envision order guide copy gm authority, p.4, p.16.
GM factory document — 2018 buick envision order guide copy gm authority, p.4, p.16.
GM factory document — 2019 buick envision order guide copy gm authority, p.2, p.14.

Envista — VSS-F (2024–2027)

2025–2026 Factory-verified

all trims: O

GM factory document — 2025 buick envista fleet order guide rpo codes, p.1.
GM factory document — 2025 buick envista fleet order guide, p.13.
GM factory document — 2026 buick envista fleet order guide rpo codes, p.1.
GM factory document — 2026 buick envista fleet order guide, p.14.

LaCrosse — E2XX, 3rd gen (2017–2019)

2017–2019 Factory-verified

2019: Premium, Avenir: S; Sport Touring, Essence: O; with B26 where optional

GM factory document — 2017 buick lacrosse fleet order guide wayback, p.2.
GM factory document — 2018 buick lacrosse order guide copy gm authority, p.4.
GM factory document — 2019 buick lacrosse order guide copy gm authority, p.5.

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

2015 Factory-verified

2015: 1SL, 1SP, 1SR: O; with PCI

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

Regal — E2XX (2018–2020)

2018–2019 Factory-verified

2019: Avenir, GS: S; Preferred, Preferred II, Essence: O (2019 Sportback order guide)

GM factory document — 2018 buick regal sportback fleet order guide wayback, p.1.
GM factory document — 2018 buick regal tourx fleet order guide wayback, p.1.
GM factory document — 2019 buick regal sportback order guide copy gm authority, p.3.

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