UET Factory-verified

GMC · Regular Production Option

Smart trailer integration indicator

Years 2022–27 Models 8 Factory citations 31

Query this via API →

Also described as In-vehicle trailering appIn-Vehicle Trailering App

Also documented for Cadillac Chevrolet

Documented applications

Hummer EV Pickup (2022–2027)

2025–2026 Factory-verified

GM factory document — 2025 gmc hummer ev pickup fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc hummer ev pickup fleet order guide rpo codes, p.1.

Hummer EV SUV — BT1 (2024–2027)

2025–2026 Factory-verified

GM factory document — 2025 gmc hummer ev suv fleet order guide, p.5.
GM factory document — 2026 gmc hummer ev suv fleet order guide, p.6.

Sierra EV — BT1 (2024–2027)

2025–2027 Factory-verified

included with and only available with ZL6; 2025: S in 5SC, 5SD; 2026: S in 4SD, 5SD; A in 3SC, 4SC, 5SC; not offered in 3SB, 5SB; 2027: S in 4SD, 5SD; A in 3SC, 4SC, 5SC; not offered in 3SB

GM factory document — 2025 gmc sierra ev denali fleet order guide rpo codes, p.1.
GM factory document — 2025 gmc sierra ev denali fleet order guide, p.6.
GM factory document — 2027 gmc sierra ev fleet order guide rpo codes, p.1.
GM factory document — 2027 gmc sierra ev fleet order guide, p.10.

Sierra 1500 — Next-Generation (2027)

2027 Factory-verified

Pro, Elevation 3VL: not offered; Elevation 3SB: O; AT4, AT4X, Denali, Denali Ultimate: included in the trim group; checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and trailer tire pressure monitor module

GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.22.
GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

Sierra HD — T1XX (2020–2027)

2025–2027 Factory-verified

only in: 2500 HD and 3500 HD pickup; SLE: O; SLT, AT4, AT4X, Denali, Denali Ultimate: included in the trim group; Pro: not offered

GM factory document — 2025 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2027 gmc sierra 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2025 gmc sierra 2500 hd retail and fleet fleet order guide, p.20.
GM factory document — 2026 gmc sierra 2500 hd retail and fleet fleet order guide, p.18.
GM factory document — 2027 gmc sierra 2500 hd retail and fleet fleet order guide, p.19.

Sierra — T1XX (2019–2026)

2023–2026 Factory-verified

the upfitter lists read "Indicator, smart trailer integration"

GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.14.
GM factory document — 2024 gmc 24 sierra 1500 sm electrical body builder esid 23dec12, p.16.
GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, p.15.
GM factory document — 2025 gmc sierra 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 gmc sierra 1500 retail and fleet fleet order guide rpo codes, p.1.

Yukon — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: AT4 Ultimate, Denali Ultimate: S; Elevation, AT4, Denali: O

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.12.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.13.
GM factory document — 2025 gmc new yukon denali fleet order guide, p.19.
GM factory document — 2026 gmc yukon denali fleet order guide, p.20.
GM factory document — 2027 gmc yukon fleet order guide, p.18.

Yukon XL — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: AT4 Ultimate, Denali Ultimate: S; Elevation, AT4, Denali: O

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.12.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.13.
GM factory document — 2025 gmc new yukon xl denali fleet order guide, p.19.
GM factory document — 2026 gmc yukon xl denali fleet order guide, p.20.
GM factory document — 2027 gmc yukon xl fleet order guide, p.18.

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