K6L Factory-verified

Buick · Regular Production Option

Air filter, pollutant, odor and fine dust

Years 2022–23, 2025–27 Models 2 Factory citations 5
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Also described as Air filter, pollutant and fine dust

Also documented for CadillacChevroletGMC

Documented applications

This page aggregates every documented appearance of K6L in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.