- 2022–2023, 2025–2027 Factory-verified
2027: police guides: S on both columns; printed by the Tahoe police package and special service guides, not by the retail and fleet guides
K6K Factory-verified
Documented applications
This page aggregates every documented appearance of K6K in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.