Seat trim, Nouveauluxe, quilted perforated inserts and piping, Jet Black (2026) or Black (2027) interior, Open Pore Black Ash trim

Years 2026–27 Models 2 Factory citations 3

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Also described as Interior trim, Black Nappa with Sky Cool Gray accents, full leather seats with perforated inserts

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.

Vistiq — BEV3 (2026–2027)

2026–2027 Factory-verified

Platinum; 2027 includes ambient backlit door accents

GM factory document — 2026 cadillac all electric vistiq fleet order guide, p.28.
GM factory document — 2027 cadillac all electric vistiq fleet order guide, p.29.

This page aggregates every documented appearance of H9G in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.