Radio, AM stereo/FM stereo, seek/scan, automatic reverse music search cassette, clock, ETR

Years 1998–02 Models 5 Factory citations 13

Also described as Radio, AM stereo, FM stereo, seek/scan, automatic reverse music search cassette, clock, ETRRadio, AM stereo/FM stereo, seek/scan, auto reverse, music search cassette, CD, clock, ETR

Also documented for Chevrolet GMC

Documented applications

Catera — V-body (1997–2001)

1999–2001 Factory-verified

the 1999 list prints "Base Radio AM & FM Stereo"

GM factory document — 1999 cadillac catera rpo code list, p.1.
GM factory document — 2000 cadillac catera rpo code list, p.1.
GM factory document — 2001 cadillac catera rpo code list, p.1.

DeVille — G-body (2000–2005)

2002 Factory-verified

GM factory document — 2002 cadillac deville rpo code list, p.1.

DeVille — K-body (1994–1999)

1998–1999 Factory-verified

GM factory document — 1998 cadillac deville rpo code list, p.1.
GM factory document — 1999 cadillac deville rpo code list, p.1.

Eldorado — E-body (1992–2002)

1998–2002 Factory-verified

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

Seville — G-body (1998–2004)

1998–1999 Factory-verified

GM factory document — 1998 cadillac seville rpo code list, p.1.
GM factory document — 1999 cadillac seville rpo code list, p.1.

This page aggregates every documented appearance of U1L in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.