4AA Factory-verified

Chevrolet · Regular Production Option

Interior trim, Jet Black

Years 2014, 2017, 2022–26 Models 8 Factory citations 21

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Also documented for Buick Cadillac GMC

Documented applications

Bolt EV — first generation (2017–2023)

2023 Factory-verified

GM factory document — 2023 chevrolet 23 bolt ev body builder sm en us 2022aug26, p.8.
GM factory document — 2023 chevrolet 23 bolt euv body builder sm en us 2022aug29, p.8.

Caprice — Caprice PPV (2011–2017)

2014, 2017 Factory-verified

replaces 4BB for 2014 (GM's 2014 changes); 2017 from the 2017 order guide's color and trim page

GM factory document — 2017 chevrolet caprice ppv order guide copy gm authority, p.16.

Colorado — Third generation (2023–2027)

2023–2024, 2026 Factory-verified

GM factory document — 2023 chevrolet 23colorado electrical body builder, p.9.
GM factory document — 2024 chevrolet 24colorado electrical body builder manual 18272478 2023oct09, p.10.
GM factory document — 2026 chevrolet colorado electrical body builder manual service manual 2026 en us, p.4.

Silverado HD (T1XX, 2020–2027)

2023 Factory-verified

only in: 2500 HD and 3500 HD for 2023 (the Upfitter list)

GM factory document — 2023 chevrolet 23silverado 2500 3500hd electrical body builder sm en us 2022oct12, p.9.

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.

Silverado — T1XX (2019–2026)

2022–2026 Factory-verified

in the 2022 new-model and LTD, 2023, 2024, 2025 and 2026 Upfitter RPO lists as "Interior trim-Jet Black"; no trim or seat configuration is tied to it in the lists;

GM factory document — 2022 chevrolet 22 silverado 1500 new electrical body builder 042822, p.9.
GM factory document — 2022 chevrolet 22 silverado 1500 ltd electrical body suilder sm en us u 2021oct08, p.9.
GM factory document — 2023 chevrolet 23 silverado 1500 electrical body builder sm en us 2022oct24, p.9.
GM factory document — 2024 chevrolet 24 silverado1500 electrical body builder 2023nov29, p.10.
GM factory document — 2025 chevrolet my25 silverado 1500 electrical bbm, p.8.
GM factory document — 2026 chevrolet silverado 1500 electrical body builder manual service manual 2026 en us, p.4.

Suburban — T1XX (2021–2027)

2022–2023, 2026 Factory-verified

GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.9.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.9.
GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.4.

Tahoe — T1XX (2021–2027)

2022–2023, 2026 Factory-verified

GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.9.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.9.
GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.4.

This page aggregates every documented appearance of 4AA in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.