Tire, spare, T145/70R17 SL blackwall

Years 2018–19, 2025–27 Models 2 Factory citations 5

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Also documented for Cadillac

Documented applications

Envision — D2XX, imported from China (2016–2020)

2018–2019 Factory-verified

all trims: S

GM factory document — 2018 buick envision order guide copy gm authority, p.5, p.18.
GM factory document — 2019 buick envision order guide copy gm authority, p.6, p.21.

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.6.

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