UWN ✓ Factory-verified

Cadillac · Regular Production Option

Headlamp system, premium

Years 2025–26 Models 2 Factory citations 10

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Also described as Premium headlamp system

Also documented for Buick

Documented applications

CT5 — Alpha 2 (2020–2026) →

• 2025–2026 ✓ Factory-verified

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

  ⛭ 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.21.

  ⛭ GM factory document — 2026 cadillac ct5 fleet order guide, p.22.

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

  ⛭ GM factory document — 2026 cadillac ct5 v ct5 v blackwing fleet order guide, p.7.

XT6 — C1XX (2020–2025) →

• 2025 ✓ Factory-verified

  Premium Luxury: O; Sport: O

  ⛭ GM factory document — 2025 cadillac xt6 fleet order guide, p.15.

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

Related codes · mentioned in these notes

OSV

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