Sensor, humidity and windshield temperature

Years 2017–20, 2022–27 Models 5 Factory citations 16

Also described as Sensor, air moisture and windshield temperatureSensor, cabin humiditySensor, cabin humidity and windshield temperature

Also documented for Buick Cadillac Chevrolet

Documented applications

Acadia — Second generation (C1XX) (2017–2023)

2017–2019 Factory-verified

2019 guide: all trims: S

GM factory document — 2017 gmc acadia order guide copy gm authority, p.4, p.21.
GM factory document — 2018 gmc acadia order guide copy gm authority, p.5, p.26.
GM factory document — 2019 gmc acadia order guide copy gm authority, p.6, p.28.

Acadia — Third generation (2024–2027)

2025–2027 Factory-verified

S on all trims

GM factory document — 2025 gmc acadia fleet order guide, p.7.
GM factory document — 2026 gmc acadia fleet order guide, p.7.
GM factory document — 2027 gmc acadia fleet order guide, p.8.

Sierra — T1XX (2019–2026)

2019–2020, 2022–2025 Factory-verified

GM factory document — 2019 gmc 19 sierra 1500 body builder feb 20, p.10.
GM factory document — 2020 gmc 20 sierra 1500 electrical body buil 1, p.10.
GM factory document — 2022 gmc 22 sierra 1500 new electrical body builder sm en us 2022jul20, p.10.
GM factory document — 2023 gmc 23 sierra 1500 electrical body builder sm en us 2022oct12, p.10.
GM factory document — 2024 gmc 24 sierra 1500 sm electrical body builder esid 23dec12, p.11.
GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, p.9.

Terrain — Second generation (D2XX) (2018–2024)

2019 Factory-verified

all trims: S

GM factory document — 2019 gmc terrain order guide copy gm authority, p.2, p.27.

Terrain — Third generation (2025–2027)

2025–2027 Factory-verified

S: AT4 (from 2026), Denali (from 2026); O: Elevation; on Elevation it is part of ZQ3 (Convenience Package II), which GHI includes

GM factory document — 2025 gmc next generation terrain fleet order guide, p.15.
GM factory document — 2026 gmc next generation terrain fleet order guide, p.5.
GM factory document — 2027 gmc terrain fleet order guide, p.6.

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