LPO, Rear spoiler, flush-mount

Years 2017–18 Models 1 Factory citations 2

Also documented for Buick Chevrolet

Documented applications

CT6 — Omega (2016–2020)

2017–2018 Factory-verified

all trims: dealer-installed; included with PDR and PDT; Crystal White Tricoat, Radiant Silver Metallic, Stellar Black Metallic or Black Raven paint only; 2018 from the 2018 CT6 order guide (a GM document); the 2019 guide prints no entry for it

GM factory document — 2017 cadillac ct6 fleet order guide wayback, p.3.
GM factory document — 2018 cadillac ct6 order guide copy gm authority, p.24, p.30.

This page aggregates every documented appearance of SB2 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.