- 2018–2019 Factory-verified
2019: all trims: S (2019 Sportback order guide); the 2019 guide reads inside the front console
MCY Factory-verified
Also documented for ChevroletGMC
Documented applications
This page aggregates every documented appearance of MCY in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.