Enhanced automatic emergency braking

Years 2014–18, 2021–23, 2025–27 Models 14 Factory citations 45

Also described as Automatic Collision PreparationEnhanced Automatic Emergency BrakingDriver Assist PackageAutomatic collision preparation, forward, with brake prefill

Also documented for Buick Chevrolet GMC

Documented applications

ATS — Alpha (2013–2019)

2014–2015, 2018 Factory-verified

the 2018 guides name it Automatic Collision Braking

GM factory document — 2014 cadillac ats fleet order guide wayback, p.10.
GM factory document — 2015 cadillac ats coupe fleet order guide wayback, p.4.
GM factory document — 2018 cadillac ats coupe fleet order guide wayback, p.4.
GM factory document — 2018 cadillac ats sedan fleet order guide wayback, p.4.

CT4 — Alpha 2 (2020–2026)

2025–2026 Factory-verified

Premium Luxury, Sport, V-Series: S; V-Series Blackwing: O

GM factory document — 2025 cadillac ct4 fleet order guide, p.6.
GM factory document — 2025 cadillac ct4 v ct4 v blackwing fleet order guide, p.6.
GM factory document — 2026 cadillac ct4 fleet order guide, p.7.
GM factory document — 2026 cadillac ct4 v ct4 v blackwing fleet order guide, p.7.

CT5 — Alpha 2 (2020–2026)

2025–2026 Factory-verified

Premium Luxury, Sport: S; V-Series: S; V-Series Blackwing: O

GM factory document — 2025 cadillac ct5 fleet order guide rpo codes, p.1.
GM factory document — 2025 cadillac ct5 v ct5 v blackwing fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac ct5 fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide rpo codes, p.1.
GM factory document — 2025 cadillac ct5 fleet order guide, p.7.
GM factory document — 2026 cadillac ct5 fleet order guide, p.7.
GM factory document — 2025 cadillac ct5 v ct5 v blackwing fleet order guide, p.7.
GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide, p.9.

CT6 — Omega (2016–2020)

2017–2018 Factory-verified

Premium Luxury: O; Platinum: S; adaptive cruise (KSG), Enhanced Night Vision (UV3) and front and rear automatic braking (UVZ); 2018 from the 2018 CT6 order guide (a GM document); the 2019 guide reuses UGN for Forward Automatic Braking (its Driver Assist Package is Y66)

GM factory document — 2017 cadillac ct6 fleet order guide wayback, p.3.
GM factory document — 2018 cadillac ct6 order guide copy gm authority, p.5, p.10.

CTS — Alpha (2014–2019)

2014–2015, 2018 Factory-verified

Vsport: not available; the 2018 guide reads Automatic Collision Braking

GM factory document — 2014 cadillac cts sedan fleet order guide wayback, p.4.
GM factory document — 2015 cadillac cts sedan fleet order guide wayback, p.4.
GM factory document — 2018 cadillac cts sedan fleet order guide wayback, p.4.

Escalade IQ — Ultium BEV (2025–2027)

2025–2027 Factory-verified

GM factory document — 2025 cadillac all electric escalade iq fleet order guide rpo codes, p.1.
GM factory document — 2027 cadillac all electric escalade iql fleet order guide rpo codes, p.1.

Escalade — K2XX (2015–2020)

2015–2017 Factory-verified

part of Y66

GM factory document — 2015 cadillac escalade fleet order guide wayback, p.3.
GM factory document — 2016 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2016 en us, p.16.
GM factory document — 2017 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2017 en us 1, p.34.

Escalade — T1XX, 5th gen (2021–2027)

2021–2023, 2025–2027 Factory-verified

2027: S on all trims; GM Authority for 2021–2022

GM factory document — 2023 cadillac 23 escalade escalade esv electrical body builder sm en us 2022oct25, p.13.
GM factory document — 2025 cadillac new escalade escalade v fleet order guide, p.7.
GM factory document — 2027 cadillac escalade escalade v fleet order guide, p.9.

Lyriq — BEV3 (2023–2027)

2023, 2025–2027 Factory-verified

all trims: S; Professional Vehicle (S)

GM factory document — 2023 cadillac all new electric lyriq fleet order guide wayback, p.3.
GM factory document — 2025 cadillac all electric lyriq fleet order guide rpo codes, p.1.
GM factory document — 2027 cadillac all electric lyriq professional vehicle fleet order guide rpo codes, p.1.

Optiq — BEV3 (2025–2027)

2025–2027 Factory-verified

GM factory document — 2025 cadillac all electric optiq fleet order guide rpo codes, p.1.
GM factory document — 2027 cadillac all electric optiq optiq v fleet order guide rpo codes, p.1.

Vistiq — BEV3 (2026–2027)

2026–2027 Factory-verified

all trims: S

GM factory document — 2026 cadillac all electric vistiq fleet order guide, p.57.
GM factory document — 2027 cadillac all electric vistiq fleet order guide, p.57.

XT4 — E2 (2019–2025)

2025 Factory-verified

Premium Luxury, Sport: S

GM factory document — 2025 cadillac xt4 fleet order guide, p.6.
GM factory document — 2025 cadillac xt4 fleet order guide rpo codes, p.1.

XT5 — C1XX (2017–2026)

2025–2026 Factory-verified

2025: Premium Luxury, Sport: O; Luxury: not available; 2026: Sport: S; Premium Luxury: O; Luxury: not available; included with Y66 and only available with it

GM factory document — 2025 cadillac xt5 fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac xt5 fleet order guide rpo codes, p.1.
GM factory document — 2025 cadillac xt5 fleet order guide, p.33.
GM factory document — 2026 cadillac xt5 fleet order guide, p.9.
GM factory document — 2026 cadillac xt5 fleet order guide, p.34.

XT6 — C1XX (2020–2025)

2025 Factory-verified

Premium Luxury: O; Sport: O

GM factory document — 2025 cadillac xt6 fleet order guide, p.36.
GM factory document — 2025 cadillac xt6 fleet order guide, p.65.

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