UN0 Factory-verified

Chevrolet · Regular Production Option

Radio, AM/FM stereo, seek/scan, compact disc, automatic tone, clock, ETR

Years 1995–08 Models 29 Factory citations 143

Also described as Radio, AM/FM stereo, seek/scan, compact disc, auto tone, clock, ETRRadio, AM/FM stereo, seek/scan, compact disc, auto tone control, clock, ETR, will not snap fit into instrument panel, no attaching fastenersRadio, AM/FM, seek/scan, compact disc, auto tone, clockRadio, AM/FM stereo, compact disc, auto tone, clockRadio, AM/FM stereo, ETR, compact disc, automatic tone control, digital clock, theft lockRadio, AM/FM stereo, seek-scan, CD player, automatic tone control, clockRadio, AM/FM stereo, seek/scan, compact disc, auto toneRadio, AM/FM stereo, seek/scan, CD, auto tone, clock, ETRRadio, AM/FM stereo, seek/scan, compact disc, auto tone, clock, electronically tuned receiver (ETR)Radio, AM/FM stereo, seek and scan, compact disc, auto tone, clockRadio, AM/FM stereo with cassette and CDRadio, AM/FM stereo with cassette and CD playerRadio, AM/FM stereo, seek/scan, CD, auto tone control, clock

Also documented for Buick Cadillac GMC Oldsmobile Pontiac

Documented applications

Astro — Second generation (1995–2005)

1996–2005 Factory-verified

1998 list reads without clock and ETR; the 1999 to 2003 lists print the letter O (UNO) with the same wording, and GM's other lists print UN0, the zero form. Printed UNO in the kit text; the guides print a radio with seek/scan, automatic tone control and compact disc player.

GM Heritage factory kit — 1996 Chevrolet Astro Van, p.17.
GM Heritage factory kit — 1997 Chevrolet Astro Van, p.35.
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.
GM factory document — 2002 chevrolet astro 2wd rpo code list, p.1.
GM factory document — 2003 chevrolet astro 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet astro 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet astro 2wd rpo code list, p.1.

Avalanche — GMT800 (2002–2006)

2002 Factory-verified

GM factory document — 2002 chevrolet avalanche 2wd rpo code list, p.1.

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

1998–2005 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.
GM factory document — 2001 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2002 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2003 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2004 chevrolet blazer 4wd rpo code list, p.1.
GM factory document — 2005 chevrolet blazer 4wd rpo code list, p.1.

Camaro — Gen 4 (1993–2002)

1998–2002 Factory-verified

2001–2002 lists add seek/scan and ETR

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.
GM factory document — 2001 chevrolet camaro rpo code list, p.1.
GM factory document — 2002 chevrolet camaro rpo code list, p.1.

Caprice — fourth generation, B-body (1991–1996)

1995–1996 Factory-verified

with speed compensated volume and premium front and rear coaxial speakers; the guides print UNO

GM Heritage factory kit — 1995 Chevrolet Caprice, p.7, p.9.
GM Heritage factory kit — 1996 Chevrolet Caprice, p.11.

Cavalier — third generation (1995–2005)

1997–2001, 2003–2005 Factory-verified

GM factory document — 1998 chevrolet cavalier rpo code list, p.1.
GM factory document — 2005 chevrolet cavalier rpo code list, p.1.
GM Heritage factory kit — 1997 Chevrolet Cavalier, p.90.
GM Heritage factory kit — 2005 Chevrolet Cavalier, p.83.

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.

Cobalt — Delta (2005–2010)

2005–2006 Factory-verified

GM factory document — 2005 chevrolet cobalt rpo code list, p.1.
GM factory document — 2006 chevrolet cobalt rpo code list, p.1.

Corvette — C5 (1997–2004)

1997–2004 Factory-verified

order guides: Delco AM/FM stereo with CD player and Bose speaker system (1998–1999)

GM factory document — 1997 chevrolet corvette rpo code list, p.1.
GM factory document — 1998 chevrolet corvette rpo code list, p.1.
GM factory document — 1999 chevrolet corvette rpo code list, p.1.
GM factory document — 2000 chevrolet corvette rpo code list, p.1.
GM factory document — 2001 chevrolet corvette rpo code list, p.1.
GM factory document — 2002 chevrolet corvette rpo code list, p.1.
GM factory document — 2003 chevrolet corvette rpo code list, p.1.
GM factory document — 2004 chevrolet corvette rpo code list, p.1.
GM Heritage factory kit — 1998 Chevrolet Corvette, p.8.
GM Heritage factory kit — 1999 Chevrolet Corvette, p.16.

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.

Impala SS — seventh generation (1994–1996)

1995–1996 Factory-verified

with speed compensated volume and premium front and rear coaxial speakers; the convenience pages add Delco-Loc II and list it optional; the pages print UNO; the Description follows caprice-gen4, because the Impala order-guide page's OCR lost most of the wording

GM Heritage factory kit — 1995 Chevrolet Impala, p.11, p.34.
GM Heritage factory kit — 1996 Chevrolet Impala, p.6, p.38.

Impala — eighth generation (2000–2005)

2000–2005 Factory-verified

The 2000 and 2001 kits print UNO (letter O); the lists print UN0. 2001-2005 lists read "CD".

GM factory document — 2000 chevrolet impala rpo code list, p.1.
GM factory document — 2001 chevrolet impala rpo code list, p.1.
GM factory document — 2002 chevrolet impala rpo code list, p.1.
GM factory document — 2003 chevrolet impala rpo code list, p.1.
GM factory document — 2004 chevrolet impala rpo code list, p.1.
GM factory document — 2005 chevrolet impala rpo code list, p.1.
GM Heritage factory kit — 2001 Chevrolet Impala, p.34.
GM Heritage factory kit — 2005 Chevrolet Impala, p.26.

Lumina — second generation (1995–2001)

1995–2001 Factory-verified

Printed UNO (letter O) in the kits.

GM factory document — 1998 chevrolet lumina rpo code list, p.1.
GM factory document — 1999 chevrolet lumina rpo code list, p.1.
GM factory document — 2000 chevrolet lumina rpo code list, p.1.
GM factory document — 2001 chevrolet lumina rpo code list, p.1.
GM Heritage factory kit — 1995 Chevrolet Lumina, p.10.
GM Heritage factory kit — 1995 Chevrolet Lumina, p.12.
GM Heritage factory kit — 1996 Chevrolet Lumina, p.18.
GM Heritage factory kit — 1996 Chevrolet Lumina, p.22.
GM Heritage factory kit — 1997 Chevrolet Lumina, p.70.
GM Heritage factory kit — 1998 Chevrolet Lumina, p.44.
GM Heritage factory kit — 1999 Chevrolet Lumina, p.12.
GM Heritage factory kit — 1999 Chevrolet Lumina, p.14.

Malibu — Fifth generation (1997–2005)

1997–2003 Factory-verified

the 1999–2000 lists print UNO; UN0 in GM's other lists. 1997 from the Malibu kit order guide.

GM factory document — 1998 chevrolet malibu rpo code list, p.1.
GM factory document — 1999 chevrolet malibu rpo code list, p.1.
GM factory document — 2000 chevrolet malibu rpo code list, p.1.
GM factory document — 2001 chevrolet malibu rpo code list, p.1.
GM factory document — 2002 chevrolet malibu rpo code list, p.1.
GM factory document — 2003 chevrolet malibu rpo code list, p.1.
GM Heritage factory kit — 1997 Chevrolet Malibu, p.7.
GM Heritage factory kit — 1998 Chevrolet Malibu, p.8.
GM Heritage factory kit — 1999 Chevrolet Malibu, p.29.

Malibu — Sixth generation, Epsilon (2004–2008)

2004–2008 Factory-verified

shared Epsilon code (Pontiac G6).

GM factory document — 2004 chevrolet malibu rpo code list, p.1.
GM factory document — 2005 chevrolet malibu rpo code list, p.1.
GM factory document — 2006 chevrolet malibu rpo code list, p.1.
GM factory document — 2007 chevrolet malibu rpo code list, p.1.
GM factory document — 2008 chevrolet malibu classic rpo code list, p.1.

Metro — second generation (1998–2001)

1999 Factory-verified

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

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

1995–1999 Factory-verified

The kits and the 1998 order guide print UNO (letter O); GM's lists print UN0. Radio with compact disc player.

GM factory document — 1998 chevrolet monte carlo rpo code list, p.1.
GM factory document — 1999 chevrolet monte carlo rpo code list, p.1.
GM Heritage factory kit — 1995 Chevrolet Monte Carlo, p.13.
GM Heritage factory kit — 1996 Chevrolet Monte Carlo, p.80.
GM Heritage factory kit — 1997 Chevrolet Monte Carlo, p.94.

Monte Carlo — sixth generation (2000–2007)

2000–2007 Factory-verified

GM factory document — 2000 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2001 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2002 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2003 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2004 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2005 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2006 chevrolet monte carlo rpo code list, p.1.
GM factory document — 2007 chevrolet monte carlo rpo code list, p.1.

Prizm — third generation (1998–2002)

1998–1999 Factory-verified

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

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

1998–2004 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.
GM factory document — 2001 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2002 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2003 chevrolet s10 pickup 4wd rpo code list, p.1.
GM factory document — 2004 chevrolet s10 pickup 4wd rpo code list, p.1.

Silverado — GMT800 (1999–2007)

1999–2002 Factory-verified

GM factory document — 1999 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2002 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM Heritage factory kit — 2000 Chevrolet Truck and Silverado, p.58.
GM Heritage factory kit — 2002 Chevrolet Silverado, p.47.

Silverado HD — GMT800 (2001–2007)

2001, 2002 Factory-verified

GM factory document — 2001 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2002 chevrolet chevy c silverado 2wd rpo code list, 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.

Suburban — GMT800 (2000–2006)

2000–2002 Factory-verified

GM factory document — 2000 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2001 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2002 chevrolet chevy suburban 2wd rpo code list, p.1.
GM Heritage factory kit — 2000 Chevrolet Suburban, p.49.
GM Heritage factory kit — 2001 Chevrolet Suburban, p.53.
GM Heritage factory kit — 2002 Chevrolet Suburban, p.39.

Tahoe — GMT400 (1995–1999)

1995–1999 Factory-verified

the 1995–1999 kit page prints UNO

GM factory document — 1998 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 1999 chevrolet tahoe 2wd rpo code list, p.1.
GM Heritage factory kit — 1995 Chevrolet Tahoe, p.5.
GM Heritage factory kit — 1996 Chevrolet Tahoe, p.18.
GM Heritage factory kit — 1997 Chevrolet Tahoe, p.15.
GM Heritage factory kit — 1998 Chevrolet Tahoe, p.52.
GM Heritage factory kit — 1999 Chevrolet Tahoe, p.15.

Tahoe — GMT800 (2000–2006)

2000–2002 Factory-verified

GM factory document — 2000 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2001 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2002 chevrolet tahoe 2wd rpo code list, p.1.

Tracker — Second generation (1999–2004)

1999 Factory-verified

the 1999 list prints UNO (letter O); UN0 in GM's other lists with the same radio wording

GM factory document — 1999 chevrolet tracker 2wd rpo code list, p.1.

TrailBlazer — GMT360 (2002–2009)

2002, 2003 Factory-verified

the 2002 list prints UN0 as UNO (the same radio in the same position; UN0 in the 2003 list and in GM's other lists)

GM factory document — 2002 chevrolet trailblazer 2wd rpo code list, p.1.
GM factory document — 2003 chevrolet trailblazer 2wd rpo code list, p.1.

Venture — U-body minivan (1997–2005)

1997–2005 Factory-verified

the 1998–1999 lists require UZ5; the 1997 kit prints UNO

GM factory document — 1998 chevrolet venture ext rpo code list, p.1.
GM factory document — 1999 chevrolet venture ext rpo code list, p.1.
GM factory document — 2000 chevrolet venture ext rpo code list, p.1.
GM factory document — 2001 chevrolet venture ext rpo code list, p.1.
GM factory document — 2002 chevrolet venture ext rpo code list, p.1.
GM factory document — 2003 chevrolet venture ext rpo code list, p.1.
GM factory document — 2004 chevrolet venture ext rpo code list, p.1.
GM factory document — 2005 chevrolet venture ext rpo code list, p.1.
GM Heritage factory kit — 1997 Chevrolet Venture, p.81.

This page aggregates every documented appearance of UN0 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.