UEN ✓ Factory-verified

Buick · Regular Production Option

Sensor, front passenger presence detector

Years 2025–27 Models 1 Factory citations 3

Query this via API →

Also documented for CadillacChevroletGMC

Documented applications

Envision — E2XX (2021–2027) →

• 2025–2027 ✓ Factory-verified

  2027: all trims: S

  ⛭ GM factory document — 2025 buick envision fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2027 buick envision fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2027 buick envision fleet order guide, p.5.

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