NTB ✓ Factory-verified

GMC · Regular Production Option

Emission system, federal, Tier 3

Years 2016–20, 2022–26 Models 5 Factory citations 16

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Also described as Emission system, federal Tier 3

Also documented for CadillacChevrolet

Documented applications

Canyon — Third generation (VSS-T) (2023–2027) →

• 2023–2024 ✓ Factory-verified internal
  ⛭ GM factory document — 2023 gmc 23canyon electrical body builder 2023march13, p.11.

  ⛭ GM factory document — 2024 gmc 24 canyon electrical body builder manual 2023oct04, p.12.

Savana — GMT610 (2003–2027) →

• 2016–2018, 2022–2026 ✓ Factory-verified internal
  ⛭ GM factory document — 2016 chevrolet express savana electrical body builders manual service manual 2016 en us, p.9.

  ⛭ GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.16.

  ⛭ GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.13.

  ⛭ GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.12.

Sierra — T1XX (2019–2026) →

• 2019–2020, 2022–2025 ✓ Factory-verified internal
  ⛭ GM factory document — 2019 gmc 19 sierra 1500 body builder feb 20, p.12.

  ⛭ GM factory document — 2020 gmc 20 sierra 1500 electrical body buil 1, p.13.

  ⛭ GM factory document — 2022 gmc 22 sierra 1500 new electrical body builder sm en us 2022jul20, p.13.

  ⛭ GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.12.

  ⛭ GM factory document — 2024 gmc 24 sierra 1500 sm electrical body builder esid 23dec12, p.14.

  ⛭ GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, p.12.

Yukon — T1XX (2021–2027) →

• 2022–2023 ✓ Factory-verified internal
  ⛭ GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.11.

  ⛭ GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.11.

Yukon XL — T1XX (2021–2027) →

• 2022–2023 ✓ Factory-verified internal
  ⛭ GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.11.

  ⛭ GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.11.

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