Tires, P245/45R19 all-season, blackwall

Years 2017–18 Models 2 Factory citations 1

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Also described as Tires, 19 inch, all season

Documented applications

CT6 — Omega (2016–2020)

2017 Factory-verified

included with RT9 or Q6M and only with them

GM factory document — 2017 cadillac ct6 fleet order guide wayback, p.3.

XTS — Epsilon II, enlarged (2013–2019)

2018 Confirmed

replaces Q2B (GM Authority 2018 XTS changes)

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