DP9 Factory-verified

GMC · Regular Production Option

Mirror caps, chrome

Years 2015–20, 2022–27 Models 7 Factory citations 23

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Also documented for Chevrolet

Documented applications

Canyon — Third generation (VSS-T) (2023–2027)

2023–2027 Factory-verified

2025: Denali: S; Elevation, AT4: not offered; 2026–2027: Denali: S; Elevation, AT4, AT4X: not offered

GM factory document — 2023 gmc 23canyon electrical body builder 2023march13, p.10.
GM factory document — 2024 gmc canyon fleet order guide wayback, p.1.
GM factory document — 2025 gmc canyon fleet order guide, p.4.
GM factory document — 2026 gmc canyon fleet order guide, p.6.
GM factory document — 2027 gmc canyon fleet order guide, p.6.

Sierra HD — K2XX (2015–2019)

2015, 2018 Factory-verified

only in: 2500HD (the 2015 3500HD guide does not list it); 2018: GM's 2018 Sierra 2500HD order guide

GM factory document — 2015 gmc sierra 2500hd fleet order guide wayback, p.3.
GM factory document — 2018 gmc sierra 2500hd order guide copy gm authority, p.7.

Sierra HD — T1XX (2020–2027)

2025–2027 Factory-verified

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 — K2XX (2014–2019)

2016–2018 Factory-verified

GM factory document — 2016 gmc sierra 1500 fleet order guide wayback, p.3.
GM factory document — 2017 chevrolet sierra silverado electrical body builders manual service manual 2017 en us, p.17.
GM factory document — 2018 gmc sierra 1500 order guide copy gm authority, p.88.

Sierra — T1XX (2019–2026)

2019–2020, 2022–2026 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.11.
GM factory document — 2022 gmc 22 sierra 1500 new electrical body builder sm en us 2022jul20, p.11.
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.12.
GM factory document — 2025 gmc my25 sierra 1500 electrical bbm, 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.

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

2019 Factory-verified

SLT: O; Denali: S; SLT: with CWB only

GM factory document — 2019 gmc terrain order guide copy gm authority, p.8, p.41.

Yukon — K2XX (2015–2020)

2019 Factory-verified

2019: Denali, part of ZM4

GM factory document — 2019 gmc yukon denali fleet order guide wayback, p.1.

This page aggregates every documented appearance of DP9 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.