UH5 ✓ Factory-verified

Cadillac · Regular Production Option

Seat belt indicator, second row

Years 2023, 2025–27 Models 7 Factory citations 17

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Also described as Warning tones, seat belt, rear passengersSeat belt reminder, second row

Also documented for BuickChevroletGMC

Documented applications

CT5 — Alpha 2 (2020–2026) →

• 2025–2026 ✓ Factory-verified

  only in: CT5 (Premium Luxury, Sport); Premium Luxury, Sport: S

  ⛭ GM factory document — 2025 cadillac ct5 fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2026 cadillac ct5 fleet order guide rpo codes, p.1.

  ⛭ GM factory document — 2025 cadillac ct5 fleet order guide, p.5.

  ⛭ GM factory document — 2026 cadillac ct5 fleet order guide, p.5.

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 — T1XX, 5th gen (2021–2027) →

• 2023, 2025–2027 ✓ Factory-verified

  2027: S on all trims

  ⛭ 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.4.

  ⛭ GM factory document — 2027 cadillac escalade escalade v fleet order guide, p.5.

Lyriq — BEV3 (2023–2027) →

• 2025–2027 ✓ Factory-verified

  2025–2026: all trims: S

  ⛭ 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.4.

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

Related codes · mentioned in these notes

CT5S

This page aggregates every documented appearance of UH5 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.