G04 ✓ Factory-verified

Buick · Regular Production Option

Avenir trim group

Years 2025–26 Models 1 Factory citations 2

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Documented applications

Envista — VSS-F (2024–2027) →

• 2025–2026 ✓ Factory-verified

  column heading of the guides' equipment pages (4TS58 Avenir)

  ⛭ GM factory document — 2025 buick envista fleet order guide, p.1.

  ⛭ GM factory document — 2026 buick envista fleet order guide, p.1.

This page aggregates every documented appearance of G04 in the Buick reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.