UD5 Factory-verified

Cadillac · Regular Production Option

Park assist, front and rear

Years 2014–18, 2023, 2025–26 Models 8 Factory citations 26

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Also described as Front and rear park assist

Also documented for Buick Chevrolet GMC

Documented applications

ATS — Alpha (2013–2019)

2014–2015, 2018 Factory-verified

GM factory document — 2014 cadillac ats fleet order guide wayback, p.7.
GM factory document — 2015 cadillac ats coupe fleet order guide wayback, p.3.
GM factory document — 2018 cadillac ats coupe fleet order guide wayback, p.3.
GM factory document — 2018 cadillac ats sedan fleet order guide wayback, p.3.
GM factory document — 2018 cadillac ats v fleet order guide wayback, p.3.

CT4 — Alpha 2 (2020–2026)

2025–2026 Factory-verified

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

GM factory document — 2025 cadillac ct4 fleet order guide, p.5.
GM factory document — 2025 cadillac ct4 v ct4 v blackwing fleet order guide, p.5.
GM factory document — 2026 cadillac ct4 fleet order guide, p.6.
GM factory document — 2026 cadillac ct4 v ct4 v blackwing fleet order guide, p.6.

CT5 — Alpha 2 (2020–2026)

2025–2026 Factory-verified

only in: CT5-V, CT5-V Blackwing; V-Series: not available; V-Series Blackwing: S

GM factory document — 2025 cadillac ct5 v ct5 v blackwing 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 v ct5 v blackwing fleet order guide, p.5.
GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide, p.6.

Escalade — K2XX (2015–2020)

2015–2017 Factory-verified

2015: S on all trims

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.15.
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)

2023 Factory-verified

GM factory document — 2023 cadillac 23 escalade escalade esv electrical body builder sm en us 2022oct25, p.13.

SRX — Theta Premium / GMT166 (2010–2016)

2016 Confirmed

Standard: not offered; GM's 2016 SRX order guide (GM Authority's copy, published September 18, 2015)

XT5 — C1XX (2017–2026)

2025–2026 Factory-verified

2025: all trims: S; 2026: Luxury: S; Premium Luxury, Sport: not available

GM factory document — 2025 cadillac xt5 fleet order guide rpo codes, p.1.
GM factory document — 2026 cadillac xt5 professional vehicles fleet order guide rpo codes, p.1.
GM factory document — 2025 cadillac xt5 fleet order guide, p.6.
GM factory document — 2025 cadillac xt5 fleet order guide, p.9.
GM factory document — 2025 cadillac xt5 fleet order guide, p.28.
GM factory document — 2026 cadillac xt5 fleet order guide, p.7.
GM factory document — 2026 cadillac xt5 fleet order guide, p.28.

XT6 — C1XX (2020–2025)

2025 Factory-verified

All trims: S; upgrades to UKG with Y4N

GM factory document — 2025 cadillac xt6 fleet order guide, p.5.
GM factory document — 2025 cadillac xt6 fleet order guide, p.65.

This page aggregates every documented appearance of UD5 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.