Lane departure warning

Years 2008–09, 2015–16, 2018–19 Models 4 Factory citations 6

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Also described as Sensor indicator, lane departure warning

Also documented for Cadillac Chevrolet GMC

Documented applications

Encore — Gamma II (2013–2022)

2018–2019 Factory-verified

2018: Premium: included; 2019: Essence, with PCL; the 2014 guide lists it as not available on any trim

GM factory document — 2018 buick encore order guide copy gm authority, p.16.
GM factory document — 2019 buick encore order guide copy gm authority, p.14.

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.

Lucerne — G-body (2006–2011)

2008–2009 Factory-verified

GM factory document — 2008 buick lucerne rpo code list, p.1.
GM factory document — 2009 buick lucerne rpo code list, p.1.

Verano — Delta II (2012–2017)

2016 Factory-verified

2016: 1SG, 1SH, 1SL, 1ST: O; only with WPA

GM factory document — 2016 buick verano fleet order guide wayback, p.2.

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