Window package, side rear door, rear doors

Years 1986, 1990, 1992–02, 2006–10, 2014–18, 2022–27 Models 6 Factory citations 43

Also described as Window package, rear doors and passenger-side sliding doorWindow package, rear door, side rear doorWindow package, rear doors, side rear doorWindow package, fixed

Also documented for GMC

Documented applications

Astro — First generation (1985–1994)

1986, 1992–1994 Factory-verified

cargo van glass in the sliding door and rear panel doors.

GM Heritage factory kit — 1986 Chevrolet Astro Van, p.13.
GM Heritage factory kit — 1992 Chevrolet Astro Van, p.32.
GM Heritage factory kit — 1993 Chevrolet Astro Van, p.29.
GM Heritage factory kit — 1994 Chevrolet Astro Van, p.25.

Astro — Second generation (1995–2005)

1995–2001 Factory-verified

The list prints it as "Window Pkg: Side RR DR, RR DR"; the 1998 list reads "Window Package: Side Rear Door, Rear Doors".

GM Heritage factory kit — 1995 Chevrolet Astro Van, p.27.
GM Heritage factory kit — 1996 Chevrolet Astro Van, p.11.
GM Heritage factory kit — 1997 Chevrolet Astro Van, p.56.
GM factory document — 1998 chevrolet astro 2wd rpo code list, p.1.
GM factory document — 1999 chevrolet astro 2wd rpo code list, p.1.
GM factory document — 2000 chevrolet astro 2wd rpo code list, p.1.
GM factory document — 2001 chevrolet astro 2wd rpo code list, p.1.

City Express (2015–2018)

2015–2018 Factory-verified

the 2015 list reads passenger side only and the 2017 and 2018 lists read rear doors and side rear door; the 2018 guide names the rear doors and the passenger-side sliding door; 2018 guide: 1LS, 1LT: O, deep-tint glass, includes C49, D31 and rear and side security screens

GM factory document — 2015 chevrolet city express electrical body builders manual service manual 2015 en us, p.10.
GM factory document — 2017 chevrolet city express electrical body builders manual service manual 2017 en us, p.10.
GM factory document — 2018 chevrolet 18 city express bodybuilders sm 2 w cvr pg, p.10.
GM factory document — 2018 chevrolet city express order guide copy gm authority, p.5, p.22.

Express — GMT600 (1996–2002)

1996–1999, 2001, 2002 Factory-verified

GM factory document — 2001 chevrolet express rpo code list, p.1.
GM factory document — 2002 chevrolet express rpo code list, p.1.
GM Heritage factory kit — 1996 Chevrolet G Van, p.53.
GM Heritage factory kit — 1997 Chevrolet Express, p.64.
GM Heritage factory kit — 1998 Chevrolet Express, p.33.
GM Heritage factory kit — 1999 Chevrolet G Van, p.66.

Express — GMT610 (2003–2027)

2006–2010, 2014–2018, 2022–2027 Factory-verified

the 2025–2027 guides read Glass, rear doors and side cargo doors; O on all trims; in the 2025–2027 guides only in the Cargo guides

GM factory document — 2006 chevrolet express rpo code list, p.1.
GM factory document — 2007 chevrolet express awd rpo code list, p.1.
GM factory document — 2008 chevrolet express rpo code list, p.1.
GM factory document — 2009 chevrolet express rpo code list, p.1.
GM factory document — 2010 chevrolet gh van elec 1 7 d1 100813, p.18.
GM factory document — 2014 chevrolet gh van elec bbm si brief, p.9.
GM factory document — 2015 chevrolet express savana electrical body builders manual service manual 2015 en us, p.19.
GM factory document — 2016 chevrolet express savana electrical body builders manual service manual 2016 en us, p.14.
GM factory document — 2017 chevrolet express savana electrical body builders manual service manual 2017 en us, p.12.
GM factory document — 2018 chevrolet 18 express savana bodybuilders sm 2017nov06, p.18.
GM factory document — 2022 chevrolet 22 express savana electrical body builder sm en us 2021oct12, p.15.
GM factory document — 2023 chevrolet 23 express savana body builder sm en us 2022sep13, p.16.
GM factory document — 2024 chevrolet 24 express savana body builder manual 18553161 2023oct26, p.16.
GM factory document — 2025 chevrolet my25 express savana electrical bbm, p.14.
GM factory document — 2025 chevrolet express cargo fleet order guide, p.12.
GM factory document — 2026 chevrolet my26 express savana electrical bbm, p.14.
GM factory document — 2026 chevrolet express cargo fleet order guide, p.12.
GM factory document — 2027 chevrolet express cargo fleet order guide, p.12.

Chevy Van — Second generation G-series (1983–1996)

1990, 1993, 1994, 1996 Factory-verified

fixed rear door and side door glass.

GM Heritage factory kit — 1990 Chevrolet G Van, p.16.
GM Heritage factory kit — 1993 Chevrolet G Van, p.42.
GM Heritage factory kit — 1994 Chevrolet G Van, p.36.
GM Heritage factory kit — 1996 Chevrolet G Van, p.44.

This page aggregates every documented appearance of ZW3 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.