EA5 ✓ Factory-verified

GMC · Regular Production Option

Interior trim, leather, level 4, Jet Black / Ceramic White

Years 2025–27 Models 2 Factory citations 8

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Documented applications

Yukon — T1XX (2021–2027) →

• 2025–2027 ✓ Factory-verified

  AT4 Ultimate: the 2025–2027 guides call it Obsidian Rush with Red accents, full grain leather seats

  ⛭ GM factory document — 2025 gmc new yukon denali fleet order guide, p.78.

  ⛭ GM factory document — 2026 gmc yukon denali fleet order guide, p.85.

  ⛭ GM factory document — 2027 gmc yukon fleet order guide, p.74.

  ⛭ GM factory document — 2026 gmc yukon yukon xl electrical body builder manual service manual 2026 en us, p.6.

Yukon XL — T1XX (2021–2027) →

• 2025–2027 ✓ Factory-verified

  AT4 Ultimate: the 2025–2027 guides call it Obsidian Rush with Red accents, full grain leather seats

  ⛭ GM factory document — 2025 gmc new yukon xl denali fleet order guide, p.84.

  ⛭ GM factory document — 2026 gmc yukon xl denali fleet order guide, p.85.

  ⛭ GM factory document — 2027 gmc yukon xl fleet order guide, p.76.

  ⛭ GM factory document — 2026 gmc yukon yukon xl electrical body builder manual service manual 2026 en us, p.6.

This page aggregates every documented appearance of EA5 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.