Radio, AM/FM stereo, seek/scan, clock, ETR

Years 1986–91, 1998–09, 2014 Models 21 Factory citations 79

Also described as Radio, AM/FM stereo, ETR, seek and scan, digital clockRadio, AM/FM stereo, electronically tuned, seek and scan, digital clockRadio, AM/FM stereo, seek/scan, clock (base)Radio, AM/FM stereo, seek-scan, clock, ETRRadio, AM/FM stereo, seek and scan, digital clock, electronically tuned

Also documented for Buick Cadillac Chevrolet Oldsmobile Pontiac Saturn

Documented applications

Caballero — G-body (1983–1987)

1986 Factory-verified

The 1987 order guide prints UMT, so 1987 is not claimed; shared G-body platform code; cited from the joint El Camino/Caballero pages of the Chevrolet El Camino kits

GM Heritage factory kit — 1986 Chevrolet El Camino, p.6.

Canyon — GMT355 (2004–2012)

2004–2008 Factory-verified

GM factory document — 2004 gmc canyon pickup 2wd rpo code list, p.1.
GM factory document — 2005 gmc canyon pickup 2wd rpo code list, p.1.
GM factory document — 2006 gmc canyon pickup 2wd rpo code list, p.1.
GM factory document — 2007 gmc canyon pickup 2wd rpo code list, p.1.
GM factory document — 2008 gmc canyon pickup 2wd rpo code list, p.1.

Jimmy (full-size) — Square body (1983–1991)

1991 Single-source

includes a mast antenna; the 1990 page marks this radio standard on GMC models with the SLE trim but prints its code as JMT, so 1990 is left out; shared square-body platform code; cited from the Chevrolet Blazer kit; 1991 rests on the Chevrolet-only 1991 Blazer book, so the row is single-source

GM Heritage factory kit — 1991 Chevrolet Blazer, p.15.

Jimmy — second generation (1995–2001)

1998–2001 Factory-verified

GM factory document — 1998 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 1999 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 2000 gmc jimmy 4wd rpo code list, p.1.
GM factory document — 2001 gmc jimmy 4wd rpo code list, p.1.

Jimmy — first generation (1983–1994)

1986–1988 Factory-verified

shared S/T platform code; cited from the joint S-10/15 Blazer/Jimmy pages of the S-10 Blazer kit

GM Heritage factory kit — 1986 Chevrolet S 10 Blazer, p.8.
GM Heritage factory kit — 1987 Chevrolet S 10 Blazer, p.44.
GM Heritage factory kit — 1988 Chevrolet S 10 Blazer, p.9.

Safari — First generation (1985–1994)

1986–1990 Factory-verified

the 1990 option chart marks it standard on GMC models; 1987 from the 1987 pages in the kit file named for the following model year; shared M-body code; cited from the joint Astro/Safari pages of the Astro kits.

GM Heritage factory kit — 1986 Chevrolet Astro Van, p.14.
GM Heritage factory kit — 1988 Chevrolet Astro Van, p.28, p.8.
GM Heritage factory kit — 1989 Chevrolet Astro Van, p.13.
GM Heritage factory kit — 1990 Chevrolet Astro Van, p.7.

Safari — Second generation (1995–2005)

1998–2005 Factory-verified

GM factory document — 1998 gmc safari 2wd rpo code list, p.1.
GM factory document — 1999 gmc safari 2wd rpo code list, p.1.
GM factory document — 2000 gmc safari 2wd rpo code list, p.1.
GM factory document — 2001 gmc safari 2wd rpo code list, p.1.
GM factory document — 2002 gmc safari 2wd rpo code list, p.1.
GM factory document — 2003 gmc safari 2wd rpo code list, p.1.
GM factory document — 2004 gmc safari 2wd rpo code list, p.1.
GM factory document — 2005 gmc safari 2wd rpo code list, p.1.

Savana — GMT600 (1996–2002)

1998–2002 Factory-verified

GM factory document — 1998 gmc savana rpo code list, p.1.
GM factory document — 1999 gmc savana rpo code list, p.1.
GM factory document — 2000 gmc savana rpo code list, p.1.
GM factory document — 2001 gmc savana rpo code list, p.1.
GM factory document — 2002 gmc savana rpo code list, p.1.

Savana — GMT610 (2003–2027)

2003–2007, 2014 Factory-verified

GM factory document — 2003 gmc savana rpo code list, p.1.
GM factory document — 2007 gmc savana rpo code list, p.1.
GM factory document — 2014 chevrolet gh van elec bbm si brief, p.8.

Sierra — GMT400 (1988–2000)

1998–2000 Factory-verified

the 1999–2000 lists print "Stero"

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

Sierra — GMT800 (1999–2007)

1999–2007 Factory-verified

GM factory document — 1999 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2007 gmc sierra classic 2wd rpo code list, p.1.

Sierra — GMT900 (2007–2013)

2009 Factory-verified

GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.

Sierra HD — GMT800 (2001–2007)

2001–2007 Factory-verified

GM factory document — 2001 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2002 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2003 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2004 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2005 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2006 gmc gmc c sierra 2wd rpo code list, p.1.
GM factory document — 2007 gmc sierra classic 2wd rpo code list, p.1.

Sierra HD — GMT900 (2007–2014)

2007–2009, 2014 Factory-verified

GM factory document — 2007 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2008 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2009 gmc sierra 2wd rpo code list, p.1.
GM factory document — 2014 gmc sierra 2500hd fleet order guide wayback, p.2.
GM factory document — 2014 gmc sierra 3500hd fleet order guide wayback, p.2.

Sonoma — first generation (1982–1993)

1986–1988, 1990 Factory-verified

the 1986–1987 pages print seek and scan; the 1990 joint book marks it standard on GMC models; the merged S-10 Blazer doc writes seek/scan; shared S-series code; cited from the joint S-10/S-15 pages of the S-10 kits

GM Heritage factory kit — 1986 Chevrolet S 10, p.17.
GM Heritage factory kit — 1987 Chevrolet S 10, p.23.
GM Heritage factory kit — 1988 Chevrolet S 10, p.34.
GM Heritage factory kit — 1990 Chevrolet S 10, p.22.

Sonoma — second generation (1994–2004)

1998–2004 Factory-verified

GM factory document — 1998 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 1999 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2000 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2001 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2002 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2003 gmc sonoma pickup 4wd rpo code list, p.1.
GM factory document — 2004 gmc sonoma pickup 4wd rpo code list, p.1.

Suburban — GMT400 (1992–1999)

1998–1999 Factory-verified

GM prints "Stero"

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

Suburban — Square body (1983–1991)

1989–1991 Single-source

the 1988 page names UM7 only in the U35 clock exclusion, so 1988 is left out; the 1990 joint book marks it standard on GMC models; shared square-body platform code; cited from the Chevrolet Suburban kit; 1991 rests on the Chevrolet-only 1991 Suburban book, so the row is single-source

GM Heritage factory kit — 1989 Chevrolet Suburban, p.16.
GM Heritage factory kit — 1990 Chevrolet Suburban, p.18.
GM Heritage factory kit — 1991 Chevrolet Suburban, p.18.

Vandura and Rally — Second generation G-series (1983–1996)

1988–1990 Factory-verified

shared G-van platform code; cited from the Chevrolet G-Van kit

GM Heritage factory kit — 1988 Chevrolet Vandura, p.23.
GM Heritage factory kit — 1989 Chevrolet G Van, p.17.
GM Heritage factory kit — 1990 Chevrolet G Van, p.16.

Yukon — GMT400 (1992–1999)

1998–1999 Factory-verified

GM prints "Stero"

GM factory document — 1998 gmc yukon 2wd rpo code list, p.1.
GM factory document — 1999 gmc yukon 2wd rpo code list, p.1.

Yukon — GMT800 (2000–2006)

2000–2002, 2004–2006 Factory-verified

the 2002 list adds "base on all models"

GM factory document — 2000 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2001 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2002 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2004 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2005 gmc yukon 2wd rpo code list, p.1.
GM factory document — 2006 gmc yukon 2wd rpo code list, p.1.

This page aggregates every documented appearance of UM7 in the GMC reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.