Suspension, ride and handling, automatic electronic controlled

Years 2015–17, 2019, 2021–22, 2024–26 Models 4 Factory citations 12

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Also described as StabiliTrak stability control systemStabiliTrak stability control with traction control

Also documented for Buick Cadillac Chevrolet Pontiac Saturn

Documented applications

Canyon — Second generation (GMT31XX) (2015–2022)

2015–2017, 2019, 2021–2022 Factory-verified

2015–2016, 2021: S on all trims

GM factory document — 2015 gmc canyon fleet order guide wayback, p.7.
GM factory document — 2016 gmc canyon fleet order guide wayback, p.2.
GM factory document — 2017 chevrolet canyon colorado electrical body builders manual service manual 2017 en us, p.10.
GM factory document — 2019 chevrolet 19 coloradocanyon body builder sm u 2018aug01 1, p.10.
GM factory document — 2021 gmc canyon fleet order guide wayback, p.1.
GM factory document — 2022 chevrolet 22 canyon colorado electrical body builder sm en us 2021oct15, p.10.

Hummer EV Pickup (2022–2027)

2024–2026 Factory-verified

2024: EV2X and EV3X, GM Authority 2024 changes page

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.
GM factory document — 2025 gmc hummer ev pickup fleet order guide, p.6.
GM factory document — 2026 gmc hummer ev pickup fleet order guide, p.7.

Hummer EV SUV — BT1 (2024–2027)

2026 Factory-verified

GM factory document — 2026 gmc hummer ev suv fleet order guide, p.7.

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

2019 Factory-verified

all trims: S

GM factory document — 2019 gmc terrain order guide copy gm authority, p.10, p.45.

This page aggregates every documented appearance of FX3 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.