Convenience package, comfort and decor level 3

Years 1971–09 Models 18 Factory citations 97

Also described as Cheyenne SuperTop trim: Cheyenne Super (73–74), Silverado (75–82)Decor package, SilveradoComfort and decor level 3 (uplevel decor)

Also documented for Cadillac GMC

Documented applications

C/K Trucks

1971–72 Confirmed

Top trim above Cheyenne
1973–82 Confirmed

GMC: Sierra Grande → Sierra Classic

Avalanche — GMT800 (2002–2006)

2002–2006 Factory-verified

GM prints level #3

GM factory document — 2002 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2003 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet avalanche 2wd rpo code list, p.1.
GM Heritage factory kit — 2003 Chevrolet Avalanche, p.37.

Avalanche — GMT900 (2007–2013)

2007–2009 Factory-verified

GM factory document — 2007 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet avalanche 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet avalanche 2wd rpo code list, p.1.

Blazer (full-size, K Blazer) — GMT400 (1992–1994)

1992–1994 Factory-verified

the kits print it as the Silverado trim level (Cheyenne is the standard trim)

GM Heritage factory kit — 1992 Chevrolet Blazer, p.15.
GM Heritage factory kit — 1993 Chevrolet Blazer, p.9.
GM Heritage factory kit — 1994 Chevrolet Blazer, p.6.

Blazer (full-size, K5) — Square body (1983–1991)

1983–1986, 1990, 1991 Factory-verified

the kits name it the Silverado model option (1983–1986) and the Silverado trim level (1990–1991; the 1990 page names it Silverado/SLE); the GMT400 doc reads it from GM lists as comfort and decor level 3; the 1984 price page prints YEO

GM Heritage factory kit — 1983 Chevrolet Blazer, p.7.
GM Heritage factory kit — 1984 Chevrolet Blazer RV Full Size, p.6.
GM Heritage factory kit — 1985 Chevrolet Blazer RV Full Size, p.9.
GM Heritage factory kit — 1986 Chevrolet Blazer, p.9.
GM Heritage factory kit — 1990 Chevrolet Blazer, p.16.
GM Heritage factory kit — 1991 Chevrolet Blazer, p.16.

C/K pickup — GMT400 (1988–2000)

1988–2000 Factory-verified

the kits for 1988–1997 call it the Silverado trim level (Silverado/SLE in 1988–1990); the 1998–2000 code lists give the description shown

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.
GM Heritage factory kit — 1988 Chevrolet Truck, p.38.
GM Heritage factory kit — 1989 Chevrolet Truck, p.29.
GM Heritage factory kit — 1990 Chevrolet Truck, p.12.
GM Heritage factory kit — 1991 Chevrolet Truck, p.11.
GM Heritage factory kit — 1992 Chevrolet Truck, p.11.
GM Heritage factory kit — 1993 Chevrolet Truck, p.36.
GM Heritage factory kit — 1994 Chevrolet Truck, p.8.
GM Heritage factory kit — 1995 Chevrolet Truck, p.11.
GM Heritage factory kit — 1996 Chevrolet Truck, p.55.
GM Heritage factory kit — 1997 Chevrolet Truck, p.20.

C/K pickup — Square body (1983–1991)

1983–1987 Factory-verified

the kits name it the Silverado model option; the GMT400 doc reads it from GM lists as comfort and decor level 3

GM Heritage factory kit — 1983 Chevrolet Truck, p.28.
GM Heritage factory kit — 1984 Chevrolet Truck, p.35.
GM Heritage factory kit — 1985 Chevrolet Truck, p.34.
GM Heritage factory kit — 1986 Chevrolet Truck, p.168.
GM Heritage factory kit — 1987 Chevrolet Truck, p.50.

Silverado — GMT800 (1999–2007)

1999–2007 Factory-verified

GM factory document — 1999 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2007 chevrolet silverado classic 2wd rpo code list, p.1.
GM Heritage factory kit — 2000 Chevrolet Truck and Silverado, p.59.
GM Heritage factory kit — 2007 Chevrolet Silverado, p.62.

Silverado — GMT900 (2007–2013)

2009 Factory-verified

GM factory document — 2009 chevrolet silverado 2wd rpo code list, p.1.

Silverado HD — GMT800 (2001–2007)

2001–2007 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.
GM factory document — 2003 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet chevy c silverado 2wd rpo code list, p.1.
GM factory document — 2007 chevrolet silverado classic 2wd rpo code list, p.1.

Silverado HD — GMT900 (2007–2014)

2007–2009 Factory-verified

GM factory document — 2007 chevrolet silverado 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet silverado 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet silverado 2wd rpo code list, p.1.

Suburban — GMT400 (1992–1999)

1992–1999 Factory-verified

The 1992–1997 order guides print it as the Silverado decor (LS and LT trim from 1995)

GM Heritage factory kit — 1992 Chevrolet Suburban, p.18.
GM Heritage factory kit — 1993 Chevrolet Suburban, p.8.
GM Heritage factory kit — 1994 Chevrolet Suburban, p.9.
GM Heritage factory kit — 1995 Chevrolet Suburban, p.25.
GM Heritage factory kit — 1996 Chevrolet Suburban, p.5.
GM Heritage factory kit — 1997 Chevrolet Suburban, p.27.
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)

2000–2006 Factory-verified

GM prints level #3; the 2000 list words it as uplevel decor

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 factory document — 2003 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet chevy suburban 2wd rpo code list, p.1.
GM Heritage factory kit — 2003 Chevrolet Suburban, p.40.
GM Heritage factory kit — 2004 Chevrolet Suburban, p.44.

Suburban — GMT900 (2007–2014)

2007–2009 Factory-verified

GM factory document — 2007 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet chevy suburban 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet chevy suburban 2wd rpo code list, p.1.

Suburban — Square body (1983–1991)

1983–1991 Factory-verified

the kits name it the Silverado model option (Silverado/Sierra Classic in 1988, Silverado/SLE in 1989–1990); 1983, 1984 and 1986 rest on requirement remarks in other entries (custom seat trim, B32 floor mats and C60 air conditioning priced or available only with YE9); the 1985 and 1987 pages also print YEI and YEO

GM Heritage factory kit — 1983 Chevrolet Suburban, p.13.
GM Heritage factory kit — 1984 Chevrolet Suburban, p.19.
GM Heritage factory kit — 1985 Chevrolet Suburban, p.14.
GM Heritage factory kit — 1986 Chevrolet Suburban, p.18.
GM Heritage factory kit — 1987 Chevrolet Suburban, p.20.
GM Heritage factory kit — 1988 Chevrolet Suburban, p.14.
GM Heritage factory kit — 1989 Chevrolet Suburban, p.17.
GM Heritage factory kit — 1990 Chevrolet Suburban, p.19.
GM Heritage factory kit — 1991 Chevrolet Suburban, p.19.

Tahoe — GMT400 (1995–1999)

1995–1999 Factory-verified

The kits refer to YE9 as the LS and LT decor equipment, with the steel spare wheel and rear wiper/washer

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.4.
GM Heritage factory kit — 1996 Chevrolet Tahoe, p.14.
GM Heritage factory kit — 1997 Chevrolet Tahoe, p.34.
GM Heritage factory kit — 1999 Chevrolet Tahoe, p.32.

Tahoe — GMT800 (2000–2006)

2000–2006 Factory-verified

GM prints level #3; the 2000 list words it as uplevel decor

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.
GM factory document — 2003 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2004 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2005 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2006 chevrolet tahoe 2wd rpo code list, p.1.
GM Heritage factory kit — 2003 Chevrolet Tahoe, p.33.

Tahoe — GMT900 (2007–2014)

2007–2009 Factory-verified

GM factory document — 2007 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2008 chevrolet tahoe 2wd rpo code list, p.1.
GM factory document — 2009 chevrolet tahoe 2wd rpo code list, p.1.

This page aggregates every documented appearance of YE9 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.