DP6 Factory-verified

GMC · Regular Production Option

Mirror caps, body-color

Years 2015–20, 2022–27 Models 10 Factory citations 39

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Also described as Mirror caps, paintedMirror caps, painted blackMirror capsOutside mirror housings, painted

Also documented for Buick Cadillac Chevrolet

Documented applications

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

2023–2027 Factory-verified

2025: Elevation, AT4: S; Denali: not offered; 2026–2027: Elevation, AT4, AT4X: S; Denali: 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 EV — BT1 (2024–2027)

2025–2027 Factory-verified

GM factory document — 2025 gmc sierra ev denali fleet order guide rpo codes, p.1.
GM factory document — 2025 gmc sierra ev denali fleet order guide, p.5.
GM factory document — 2027 gmc sierra ev fleet order guide rpo codes, p.1.
GM factory document — 2027 gmc sierra ev fleet order guide, p.9.

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; the 3500 HD lists print "Mirror caps, high gloss Black"

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)

2016–2019 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.
GM factory document — 2019 gmc sierra 1500 limited double cab k2xx order guide copy gm authority, p.39.

Sierra — T1XX (2019–2026)

2019–2020, 2022–2026 Factory-verified

the 2025–2026 guides read high gloss Black

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

SLE, SLE Diesel, SLT, SLT Diesel: S

GM factory document — 2019 gmc terrain order guide copy gm authority, p.8, p.40.

Terrain — Third generation (2025–2027)

2026–2027 Factory-verified

S: Denali; not offered: Elevation, AT4

GM factory document — 2026 gmc next generation terrain fleet order guide, p.6.
GM factory document — 2027 gmc terrain fleet order guide, p.7.

Yukon — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: S on all trims; the 2025 guide reads mirror caps, body-color

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.10.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.10.
GM factory document — 2025 gmc new yukon denali fleet order guide, p.7.
GM factory document — 2026 gmc yukon denali fleet order guide, p.7.
GM factory document — 2027 gmc yukon fleet order guide, p.8.

Yukon XL — T1XX (2021–2027)

2022–2023, 2025–2027 Factory-verified

2027: S on all trims; the 2025 guide reads mirror caps, body-color

GM factory document — 2022 gmc 22 yukon yukon xl electrical body builder sm u 2021oct13, p.10.
GM factory document — 2023 gmc 23 yukon yukon xl electrical body builder sm en us 092822, p.10.
GM factory document — 2025 gmc new yukon xl denali fleet order guide, p.8.
GM factory document — 2026 gmc yukon xl denali fleet order guide, p.8.
GM factory document — 2027 gmc yukon xl fleet order guide, p.8.

This page aggregates every documented appearance of DP6 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.