UK1 Factory-verified

Cadillac · Regular Production Option

Frequencies, Japanese

Years 1999–01, 2003–09 Models 8 Factory citations 18

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Also described as Radio, frequencies, Japanese

Also documented for Buick Chevrolet GMC Hummer Oldsmobile Pontiac

Documented applications

CTS — Sigma II (2008–2015)

2008–2009 Factory-verified

GM factory document — 2008 cadillac cts rpo code list, p.1.
GM factory document — 2009 cadillac cts rpo code list, p.1.

CTS — Sigma / GMX320 (2003–2007)

2005–2007 Factory-verified

GM factory document — 2005 cadillac cts rpo code list, p.1.
GM factory document — 2007 cadillac cts rpo code list, p.1.

DeVille — G-body (2000–2005)

2004–2005 Factory-verified

GM factory document — 2004 cadillac deville rpo code list, p.1.
GM factory document — 2005 cadillac deville rpo code list, p.1.

DTS — G-body (2006–2011)

2006–2009 Factory-verified

GM factory document — 2006 cadillac dts rpo code list, p.1.
GM factory document — 2009 cadillac dts rpo code list, p.1.

Escalade — GMT400-based, GMT435 (1999–2000)

1999–2000 Factory-verified

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

Seville — G-body (1998–2004)

2000–2001, 2003–2004 Factory-verified

GM factory document — 2000 cadillac seville rpo code list, p.1.
GM factory document — 2001 cadillac seville rpo code list, p.1.
GM factory document — 2003 cadillac seville rpo code list, p.1.
GM factory document — 2004 cadillac seville rpo code list, p.1.

SRX — Sigma / GMT265 (2004–2009)

2006–2009 Factory-verified

GM factory document — 2006 cadillac srx rpo code list, p.1.
GM factory document — 2009 cadillac srx rpo code list, p.1.

XLR — Y-body (2004–2009)

2004–2009 Factory-verified

GM factory document — 2004 cadillac xlr rpo code list, p.1.
GM factory document — 2009 cadillac xlr rpo code list, p.1.

This page aggregates every documented appearance of UK1 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.