UCB ✓ Factory-verified

GMC · Regular Production Option

USB ports, 2 type-C, charge-only, third row

Years 2006–09, 2025–27 Models 4 Factory citations 11

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Also described as USB ports, single chargeWiring harness, truck trailer, 4 wire

Also documented for BuickCadillacChevrolet

Documented applications

Acadia — Third generation (2024–2027) →

• 2025–2027 ✓ Factory-verified

  S on all trims

  ⛭ GM factory document — 2025 gmc acadia fleet order guide, p.9.

  ⛭ GM factory document — 2026 gmc acadia fleet order guide, p.9.

  ⛭ GM factory document — 2027 gmc acadia fleet order guide, p.10.

Envoy — GMT360 (2002–2009) →

• 2006–2009 ✓ Factory-verified
  ⛭ GM factory document — 2006 gmc envoy 2wd rpo code list, p.1.

  ⛭ GM factory document — 2009 gmc envoy 4wd rpo code list, p.1.

Yukon — T1XX (2021–2027) →

• 2025–2027 ✓ Factory-verified

  2027: S on all trims

  ⛭ GM factory document — 2025 gmc new yukon denali fleet order guide, p.2.

  ⛭ GM factory document — 2026 gmc yukon denali fleet order guide, p.2.

  ⛭ GM factory document — 2027 gmc yukon fleet order guide, p.2.

Yukon XL — T1XX (2021–2027) →

• 2025–2027 ✓ Factory-verified

  2027: S on all trims

  ⛭ GM factory document — 2025 gmc new yukon xl denali fleet order guide, p.2.

  ⛭ GM factory document — 2026 gmc yukon xl denali fleet order guide, p.2.

  ⛭ GM factory document — 2027 gmc yukon xl fleet order guide, p.2.

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