Alarm, horn, content theft deterrent, disabled

Years 2014, 2016, 2018–19, 2025–27 Models 7 Factory citations 17

Also described as Theft-deterrent system, content, disable, alarm and horn become non-functional in an attempt of theft (SEO)Alarm, horn content theft deterrent, disabledContent theft alarm disableTheft-deterrent system, content alarm disable (SEO)Theft-deterrent system, content disable (SEO)

Documented applications

Blazer EV (2024–2027)

2025–2027 Factory-verified

only in: Police Package

GM factory document — 2025 chevrolet blazer ev police package fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet blazer ev police package fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet blazer ev police package fleet order guide rpo codes, p.1.

Silverado 1500 — Fifth generation (2027)

2027 Factory-verified

GM factory document — 2027 chevrolet next generation silverado 1500 retail and fleet fleet order guide rpo codes, p.1.

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)

2025–2026 Factory-verified

GM factory document — 2025 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.

Tahoe — GMT900 (2007–2014)

2014 Factory-verified

SEO. Trim marks in the 2014 guides: Police: O; Special Service: O.

GM factory document — 2014 chevrolet tahoe police vehicle fleet order guide wayback, p.2.
GM factory document — 2014 chevrolet tahoe special service vehicle fleet order guide wayback, p.2.

Tahoe — K2XX (2015–2020)

2016, 2018–2019 Factory-verified

2016: Police Vehicle, Special Service: A; 2018–2019: Commercial: A; the alarm and horn do not work in a theft attempt; 2018–2019 from GM's 2018 and 2019 Tahoe order guides (GM Authority copies)

GM factory document — 2016 chevrolet tahoe police vehicle fleet order guide wayback, p.2.
GM factory document — 2016 chevrolet tahoe special service vehicle fleet order guide wayback, p.2.
GM factory document — 2018 chevrolet tahoe order guide copy gm authority, p.67.
GM factory document — 2019 chevrolet tahoe order guide copy gm authority, p.71.

Tahoe — T1XX (2021–2027)

2025–2027 Factory-verified

2027: police guides: O on both columns; only in: Police Package and Special Service models; the alarm and horn become non-functional in a theft attempt

GM factory document — 2025 chevrolet new tahoe police package and special service fleet order guide, p.10.
GM factory document — 2026 chevrolet tahoe police package and special service fleet order guide, p.10.
GM factory document — 2027 chevrolet tahoe police package and special service fleet order guide, p.10.

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