Communication system, vehicle, deactivated

Years 2022–23, 2025–27 Models 2 Factory citations 9

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Also documented for Cadillac

Documented applications

Suburban — T1XX (2021–2027)

2022–2023, 2026 Factory-verified internal

GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.13.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.13.
GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.9.

Tahoe — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified internal

2027: Police Package: O

GM factory document — 2025 chevrolet new tahoe police package and special service fleet order guide, p.9.
GM factory document — 2026 chevrolet tahoe police package and special service fleet order guide, p.9.
GM factory document — 2027 chevrolet tahoe police package and special service fleet order guide, p.9.
GM factory document — 2022 chevrolet 22 suburban tahoe electrical body builder sm u 2021oct08, p.13.
GM factory document — 2023 chevrolet 23 suburban tahoe electrical body builder sm en us 2022sep13, p.13.
GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.9.

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