ANC Factory-verified

Chevrolet · Regular Production Option

Sales package, shuttle bus

Years 2014–18, 2022–27 Models 2 Factory citations 15

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Also described as Shuttle Bus Package

Also documented for GMC

Documented applications

Express — GMT610 (2003–2027)

2014–2018, 2022–2027 Factory-verified

O: Cutaway 1WT (2027), Cutaway 2WT (2025–2026), Cutaway CG33503 (2025–2026), Cutaway 1WT CG33803 (2025–2026); not offered: Cutaway 1WT CG33903 (2025–2026); in the 2025–2027 guides only in the Cutaway guides

GM factory document — 2014 chevrolet gh van elec bbm si brief, p.5.
GM factory document — 2015 chevrolet express savana electrical body builders manual service manual 2015 en us, p.10.
GM factory document — 2016 chevrolet express savana electrical body builders manual service manual 2016 en us, p.4.
GM factory document — 2017 chevrolet express savana electrical body builders manual service manual 2017 en us, p.4.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.14.
GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.12.
GM factory document — 2023 chevrolet 23 express savana body builder sm en us 2022sep13, p.13.
GM factory document — 2024 chevrolet 24 express savana body builder manual 18553161 2023oct26, p.13.
GM factory document — 2025 chevrolet my25 express savana electrical bbm, p.10.
GM factory document — 2025 chevrolet express cutaway fleet order guide, p.17.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.10.
GM factory document — 2026 chevrolet express cutaway fleet order guide, p.18.
GM factory document — 2027 chevrolet express cutaway fleet order guide, p.8.

Silverado Medium Duty (GM515, 2019–2026)

2025–2026 Factory-verified

GM factory document — 2025 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.

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