01U Factory-verified

Chevrolet · Regular Production Option

Primary color, exterior, special

Years 1998–00, 2004, 2014–27 Models 22 Factory citations 76

Also described as Primary exterior color, SpecialPaint, primary exterior, specialPaint, special exterior colorSpecial exterior colorPrimary exterior color, specialPrimary color, exterior, SpecialPaint scheme, special exterior color

Also documented for Buick Cadillac GMC Oldsmobile Pontiac

Documented applications

Astro — Second generation (1995–2005)

2000 Factory-verified

2000 list prints the letter O (O1U) with the marker (91); GM's other lists print 01U, the zero form.

GM factory document — 2000 chevrolet astro 2wd rpo code list, p.1.

Blazer — S-10 second generation (1995–2005)

1998–2000 Factory-verified

GM factory document — 1998 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 1999 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2000 chevrolet blazer 4wd rpo code list, p.1.

Camaro — Gen 4 (1993–2002)

1998–2000 Factory-verified

GM factory document — 1998 chevrolet camaro rpo code list, p.1.
GM factory document — 1999 chevrolet camaro rpo code list, p.1.
GM factory document — 2000 chevrolet camaro rpo code list, p.1.

C/K pickup — GMT400 (1988–2000)

1998–2000 Factory-verified

GM factory document — 1998 chevrolet chevy c pickup 2wd rpo code list, p.1.
GM factory document — 1999 chevrolet chevy c pickup 2wd rpo code list, p.1.
GM factory document — 2000 chevrolet chevy c pickup 2wd rpo code list, p.1.

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

2016–2019, 2021–2022 Factory-verified

the 2017 and 2018 guides name it Special Paint in their notes; GM prints (02) after the name in the upfitter lists; 2018 from GM's 2018 Colorado order guide (PDF); 2021 from the upfitter list GM files for 2021 and 2022

GM factory document — 2016 chevrolet canyon colorado electrical body builders manual service manual 2016 en us, p.6.
GM factory document — 2017 chevrolet colorado fleet order guide wayback, p.2.
GM factory document — 2019 chevrolet 19 coloradocanyon body builder sm u 2018aug01 1, p.9.
GM factory document — 2022 chevrolet 22 canyon colorado electrical body builder sm en us 2021oct15, p.9.
GM factory document — 2018 chevrolet colorado order guide copy gm authority, p.30.

Colorado — Third generation (2023–2027)

2025–2027 Factory-verified

special equipment option (SEO); required with any special paint selection; needs a fleet or government order type; WT: O; LT, Trail Boss, Z71, ZR2: not offered

GM factory document — 2025 chevrolet colorado fleet order guide, p.55.
GM factory document — 2026 chevrolet colorado fleet order guide, p.62.
GM factory document — 2027 chevrolet colorado fleet order guide, p.60.

Express — GMT600 (1996–2002)

1998–2000 Factory-verified

GM factory document — 1998 chevrolet express rpo code list, p.1.
GM factory document — 1999 chevrolet express rpo code list, p.1.
GM factory document — 2000 chevrolet express rpo code list, p.1.

Express — GMT610 (2003–2027)

2014–2018, 2022–2027 Factory-verified

GM prints (02) or (96) after the name in the Upfitter lists; O: Cargo 1WT, Cutaway 1WT, Cutaway 2WT (2025–2026), Passenger 1LS, Passenger 1LT

GM factory document — 2014 chevrolet gh van elec bbm si brief, p.5.
GM factory document — 2015 chevrolet express savana electrical body builders manual service manual 2015 en us, p.9.
GM factory document — 2016 chevrolet express savana electrical body builders manual service manual 2016 en us, p.3.
GM factory document — 2017 chevrolet express savana electrical body builders manual service manual 2017 en us, p.3.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.14.
GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.12.
GM factory document — 2023 chevrolet 23 express savana body builder sm en us 2022sep13, p.12.
GM factory document — 2024 chevrolet 24 express savana body builder manual 18553161 2023oct26, p.12.
GM factory document — 2025 chevrolet my25 express savana electrical bbm, p.10.
GM factory document — 2025 chevrolet express cargo fleet order guide, p.37.
GM factory document — 2025 chevrolet express cutaway fleet order guide, p.52.
GM factory document — 2025 chevrolet express passenger fleet order guide, p.30.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.10.
GM factory document — 2026 chevrolet express cargo fleet order guide, p.39.
GM factory document — 2026 chevrolet express cutaway fleet order guide, p.54.
GM factory document — 2026 chevrolet express passenger fleet order guide, p.32.
GM factory document — 2027 chevrolet express cargo fleet order guide, p.37.
GM factory document — 2027 chevrolet express cutaway fleet order guide, p.27.
GM factory document — 2027 chevrolet express passenger fleet order guide, p.30.

Lumina — second generation (1995–2001)

1998–1999 Factory-verified

GM factory document — 1998 chevrolet lumina rpo code list, p.1.
GM factory document — 1999 chevrolet lumina rpo code list, p.1.

Malibu — Fifth generation (1997–2005)

1998 Factory-verified

GM prints "(91)". platform-list code; the Malibu 1997–1999 kit order guides do not show it.

GM factory document — 1998 chevrolet malibu rpo code list, p.1.

Monte Carlo — fifth generation, W-body (1995–1999)

1998–1999 Factory-verified

List marks (95).

GM factory document — 1998 chevrolet monte carlo rpo code list, p.1.
GM factory document — 1999 chevrolet monte carlo rpo code list, p.1.

S-10 pickup — Second generation (1994–2004)

1998–2000 Factory-verified

GM factory document — 1998 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 1999 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2000 chevrolet s10 pickup 4wd rpo code list, p.1.

Silverado EV — BT1 (2024–2027)

2026–2027 Factory-verified

turns the normally body-colored non-sheet-metal parts black (front fascia, spoiler, door handles, shark fin antenna); extra charge; may need extended lead time; 2026: A in 4WT, 5WT, 8WT; not offered in 2LT, 3LT, 4LT, 2TR, 3TR, 2SP, 3SP; 2027: A in 4WT, 5WT, 8WT; not offered in 2LT, 3LT, 2TR, 3TR

GM factory document — 2026 chevrolet silverado ev fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet silverado ev fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado ev fleet order guide, p.64.
GM factory document — 2027 chevrolet silverado ev fleet order guide, p.53.

Silverado 1500 — Fifth generation (2027)

2027 Factory-verified

GM factory document — 2027 chevrolet next generation silverado 1500 retail and fleet fleet order guide rpo codes, p.1.

Silverado — GMT800 (1999–2007)

2004 Factory-verified

GM factory document — 2004 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM Heritage factory kit — 2004 Chevrolet Silverado, p.71.

Silverado HD — GMT800 (2001–2007)

2004 Factory-verified

GM factory document — 2004 chevrolet chevy c silverado 2wd rpo code list, p.1.

Silverado HD (T1XX, 2020–2027)

2025–2027 Factory-verified

GM factory document — 2025 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2025 chevrolet silverado 3500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2025 chevrolet silverado 3500 hd cc fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 3500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 3500 hd cc fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet silverado 2500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet silverado 3500 hd retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2027 chevrolet silverado 3500 hd cc fleet order guide rpo codes, p.1.

Silverado Medium Duty (GM515, 2019–2026)

2025–2026 Factory-verified

the 2025 list prints "Paint Scheme, Style 1" and the 2026 list "Paint Scheme, solid, SEO"; the Silverado HD (T1XX) doc reads the code "Special exterior color"

GM factory document — 2025 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 4500 hd 5500 hd and 6500 hd fleet order guide rpo codes, p.1.

Silverado — T1XX (2019–2026)

2020, 2025–2026 Factory-verified

GM factory document — 2020 chevrolet silverado 1500 fleet order guide wayback, p.1.
GM factory document — 2025 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.
GM factory document — 2026 chevrolet silverado 1500 retail and fleet fleet order guide rpo codes, p.1.

Suburban — GMT400 (1992–1999)

1998–1999 Factory-verified

GM factory document — 1998 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 1999 chevrolet chevy suburban 2wd rpo code list, p.1.

Tahoe — GMT900 (2007–2014)

2014 Factory-verified

Named only in the footnote of 9V7 in both guides ("Requires SEO (TGK) Special Paint and (01U) Special Paint"); neither guide prints a row for it.

GM factory document — 2014 chevrolet tahoe police vehicle fleet order guide wayback, p.3.
GM factory document — 2014 chevrolet tahoe special service vehicle fleet order guide wayback, p.3.

Venture — U-body minivan (1997–2005)

1999, 2000 Factory-verified

GM prints "(96)" in 2000 and omits it in 1999

GM factory document — 1999 chevrolet venture ext rpo code list, p.1.
GM factory document — 2000 chevrolet venture ext rpo code list, p.1.

This page aggregates every documented appearance of 01U in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.