1SG Factory-verified

Buick · Regular Production Option

Trim group, Verano Convenience Group

Years 2012, 2014, 2016, 2027 Models 2 Factory citations 4
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Also described as Equipment group, Avenir

Also documented for CadillacChevroletGMC

Documented applications

This page aggregates every documented appearance of 1SG in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.