Door sill plates, illuminated (LPO)

Years 2017, 2023–27 Models 3 Factory citations 6

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Also described as LPO, Door sill plates, illuminatedLPO, illuminated door sill plates

Also documented for Buick Chevrolet GMC

Documented applications

CT6 — Omega (2016–2020)

2017 Factory-verified

base: dealer-installed; Luxury, Premium Luxury, Platinum: not available

GM factory document — 2017 cadillac ct6 fleet order guide wayback, p.2.

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)

2023–2026 Factory-verified

2026: base Escalade: O; GM Authority for 2024

GM factory document — 2023 cadillac 23 escalade escalade esv electrical body builder sm en us 2022oct25, p.12.
GM factory document — 2025 cadillac new escalade escalade v fleet order guide, p.13.
GM factory document — 2026 cadillac escalade escalade v fleet order guide, p.14.

This page aggregates every documented appearance of S0M in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.