Evaporative system, level 3 emissions

Years 2017, 2019, 2021–26 Models 3 Factory citations 11

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Also described as Emissions, evaporative system, level 3

Also documented for Buick 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, 2026 Factory-verified internal

GM factory document — 2023 chevrolet 23colorado electrical body builder, p.11.
GM factory document — 2024 chevrolet 24colorado electrical body builder manual 18272478 2023oct09, p.13.
GM factory document — 2026 chevrolet colorado electrical body builder manual service manual 2026 en us, p.7.

Express — GMT610 (2003–2027)

2022–2026 Factory-verified internal

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.

This page aggregates every documented appearance of NE8 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.