Decal delete, pickup bed

Years 2019–20, 2025–27 Models 3 Factory citations 12

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Also documented for Chevrolet

Documented applications

Sierra 1500 — Next-Generation (2027)

2027 Factory-verified

Pro: O; AT4, Elevation, AT4X, Denali, Denali Ultimate: not offered; deletes any bed-mounted decals

GM factory document — 2027 gmc next generation sierra 1500 retail and fleet fleet order guide, p.107.
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; deletes any bed-mounted decals; Pro, SLE: O; SLT, AT4, AT4X, Denali, Denali Ultimate: 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.108.
GM factory document — 2026 gmc sierra 2500 hd retail and fleet fleet order guide, p.104.
GM factory document — 2027 gmc sierra 2500 hd retail and fleet fleet order guide, p.98.

Sierra — T1XX (2019–2026)

2019–2020, 2025–2026 Factory-verified

GM factory document — 2019 gmc 19 sierra 1500 body builder feb 20, p.9.
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 9R1 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.