Label, fasten seat belts

Years 2020, 2023, 2025–27 Models 4 Factory citations 18

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Also documented for Chevrolet

Documented applications

Savana — GMT610 (2003–2027)

2023, 2025–2027 Factory-verified internal

; O: Cargo 1WT, Cutaway 1WT, Cutaway 2WT (2025–2026), Passenger 1LS, Passenger 1LT

GM factory document — 2023 chevrolet 23 express savana body builder sm en us 2022sep13, p.12.
GM factory document — 2025 gmc savana cargo fleet order guide, p.38.
GM factory document — 2025 gmc savana cutaway fleet order guide, p.46.
GM factory document — 2025 gmc savana passenger fleet order guide, p.30.
GM factory document — 2026 gmc savana cargo fleet order guide, p.40.
GM factory document — 2026 gmc savana cutaway fleet order guide, p.50.
GM factory document — 2026 gmc savana passenger fleet order guide, p.32.
GM factory document — 2027 gmc savana cargo fleet order guide, p.37.
GM factory document — 2027 gmc savana cutaway fleet order guide, p.27.
GM factory document — 2027 gmc savana passenger fleet order guide, p.30.

Sierra 1500 — Next-Generation (2027)

2027 Factory-verified internal

; "fasten seat belts" reminder label on the left-hand and right-hand front door glass

GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.108.
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 internal

only in: 2500 HD and 3500 HD pickup

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.

Sierra — T1XX (2019–2026)

2020, 2025–2026 Factory-verified internal

GM factory document — 2020 gmc 20 sierra 1500 electrical body buil 1, p.10.
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.

This page aggregates every documented appearance of 8X8 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.