ULM Factory-verified

Chevrolet · Regular Production Option

Driver Attention Assist

Years 2024–27 Models 7 Factory citations 17

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Also described as Driver attention assist

Also documented for Buick Cadillac GMC

Documented applications

Bolt — second generation (2027)

2027 Factory-verified

LT, RS: O; included with and only available with WK7

GM factory document — 2027 chevrolet new bolt fleet order guide, p.11.

Equinox EV — Ultium BEV2 (2024–2027)

2026–2027 Factory-verified

2026–2027: A in LT 2, RS (included with and only available with AS3); not offered in LT 1

GM factory document — 2026 chevrolet equinox ev fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet equinox ev fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet equinox ev fleet order guide, p.19.
GM factory document — 2027 chevrolet equinox ev fleet order guide, p.20.

Silverado EV — BT1 (2024–2027)

2025–2027 Factory-verified

2025: S in 2SP, 3SP; A in 3LT; not offered in 2WT, 5WT, 8WT; 2026: S in 4LT, 3TR, 2SP, 3SP; A in 3LT, 2TR; not offered in 4WT, 5WT, 8WT, 2LT; 2027: S in 3TR; A in 3LT, 2TR; not offered in 4WT, 5WT, 8WT, 2LT; 2025–2027: included and only available with AS3

GM factory document — 2025 chevrolet silverado ev fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet silverado ev fleet order guide rpo codes, p.1.
GM factory document — 2025 chevrolet silverado ev fleet order guide, p.3.
GM factory document — 2026 chevrolet silverado ev fleet order guide, p.3.
GM factory document — 2027 chevrolet silverado ev fleet order guide, p.3.

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.
GM factory document — 2027 chevrolet next generation silverado 1500 retail and fleet fleet order guide, p.19.

Suburban — T1XX (2021–2027)

2026 Factory-verified

GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.9.

Tahoe — T1XX (2021–2027)

2026 Factory-verified

GM factory document — 2026 chevrolet suburban tahoe electrical body builder manual service manual 2026 en us, p.9.

Traverse — Third generation (2024–2027)

2025–2027 Factory-verified

High Country, RS: S; LT, Z71: O; included with and only available with Y5T on the optional trims

GM factory document — 2025 chevrolet traverse fleet order guide, p.2.
GM factory document — 2026 chevrolet traverse fleet order guide, p.2.
GM factory document — 2027 chevrolet traverse fleet order guide, p.2.
2024 Single-source

decoderpo.com's 2024 ALL-NEW Traverse order guide page lists it on its Standart Equipment tab (LS, LT, Z71); the page is a T3 mirror of GM's guide and the repository holds no GM document for 2024

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