Content theft alarm with self-powered horn

Years 2015–19, 2025–27 Models 4 Factory citations 20

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Also described as Theft-deterrent alarm, self-powered horn

Also documented for Cadillac GMC

Documented applications

Suburban — K2XX (2015–2020)

2015–2019 Factory-verified

LT, LTZ: A, only with UTT; 2018–2019 from GM's 2018 and 2019 Suburban order guides (GM Authority copies)

GM factory document — 2015 chevrolet suburban fleet order guide wayback, p.2.
GM factory document — 2016 chevrolet suburban fleet order guide wayback, p.2.
GM factory document — 2016 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2016 en us, p.16.
GM factory document — 2017 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2017 en us 1, p.35.
GM factory document — 2018 chevrolet suburban order guide copy gm authority, p.46.
GM factory document — 2019 chevrolet suburban order guide copy gm authority, p.48.

Suburban — T1XX (2021–2027)

2025–2027 Factory-verified

2027: Premier, High Country: O

GM factory document — 2025 chevrolet new suburban fleet order guide, p.40.
GM factory document — 2026 chevrolet suburban fleet order guide, p.44.
GM factory document — 2027 chevrolet suburban fleet order guide, p.41.
GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.10.

Tahoe — K2XX (2015–2020)

2015–2019 Factory-verified

LT, LTZ: A, only with UTT; 2018–2019 from GM's 2018 and 2019 Tahoe order guides (GM Authority copies)

GM factory document — 2015 chevrolet tahoe fleet order guide wayback, p.3.
GM factory document — 2016 chevrolet tahoe fleet order guide wayback, p.2.
GM factory document — 2016 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2016 en us, p.16.
GM factory document — 2017 chevrolet escalade escalade esv suburban tahoe yukon yukon xl electrical body builders manual service manual 2017 en us 1, p.35.
GM factory document — 2018 chevrolet tahoe order guide copy gm authority, p.48.
GM factory document — 2019 chevrolet tahoe order guide copy gm authority, p.49.

Tahoe — T1XX (2021–2027)

2025–2027 Factory-verified

2027: Premier, High Country: O

GM factory document — 2025 chevrolet new tahoe retail and fleet fleet order guide, p.52.
GM factory document — 2026 chevrolet tahoe retail and fleet fleet order guide, p.57.
GM factory document — 2027 chevrolet tahoe retail and fleet fleet order guide, p.53.
GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.10.

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