NTB Factory-verified

Chevrolet · Regular Production Option

Emission system, federal, Tier 3

Years 2016–19, 2021–26 Models 7 Factory citations 21

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Also described as Emissions system, federal, Tier 3Emissions, federalEmission system, federal Tier 3Emissions, federal, Tier 3

Also documented for Cadillac GMC

Documented applications

Colorado — Second generation (GMT31XX) (2015–2022)

2017, 2019, 2021–2022 Factory-verified internal

; shown only in the shared Colorado/Canyon upfitter lists; 2021 from the upfitter list GM files for 2021 and 2022

GM factory document — 2017 chevrolet canyon colorado electrical body builders manual service manual 2017 en us, p.12.
GM factory document — 2019 chevrolet 19 coloradocanyon body builder sm u 2018aug01 1, p.11.
GM factory document — 2022 chevrolet 22 canyon colorado electrical body builder sm en us 2021oct15, p.11.

Colorado — Third generation (2023–2027)

2023–2024 Factory-verified internal

GM factory document — 2023 chevrolet 23colorado electrical body builder, p.12.
GM factory document — 2024 chevrolet 24colorado electrical body builder manual 18272478 2023oct09, p.13.

Equinox — Fourth generation (2025–2027)

2025–2026 Factory-verified internal

; O on all trims; 2025 and 2026 only; printed beside FE9 with the same wording minus requirements

GM factory document — 2025 chevrolet all new equinox fleet order guide, p.12.
GM factory document — 2026 chevrolet equinox fleet order guide, p.11.

Express — 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 — 2017 chevrolet express savana electrical body builders manual service manual 2017 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 — 2023 chevrolet 23 express savana body builder sm en us 2022sep13, p.14.
GM factory document — 2024 chevrolet 24 express savana body builder manual 18553161 2023oct26, p.14.
GM factory document — 2025 chevrolet my25 express savana electrical bbm, p.12.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.12.

Suburban — T1XX (2021–2027)

2022–2023 Factory-verified internal

GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.11.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.11.

Tahoe — T1XX (2021–2027)

2022–2023 Factory-verified internal

GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.11.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.11.

Volt — second generation (2016–2019)

2017–2018 Factory-verified internal

LT, Premier: S; printed as new for 2017 (also GM Authority's 2017 RPO list)

GM factory document — 2017 chevrolet volt fleet order guide wayback, p.4.
GM factory document — 2018 chevrolet volt order guide copy gm authority, p.5.

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