Interior trim, Kona Brown Sauvage Nappa with Sheer Gray accents, full leather seats with perforated inserts

Years 2027 Models 1 Factory citations 1

Documented applications

Lyriq — BEV3 (2023–2027)

2027 Factory-verified

only in: Signature Luxury, Signature Sport; Dark Ash wood trim with backlit door accents, included with and only available with the Nappa leather package (PCH); GM Authority corroborates the code

GM factory document — 2027 cadillac all electric lyriq lyriq v fleet order guide, p.40.

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