Theft deterrent system, export specific

Years 2003–09, 2016 Models 6 Factory citations 10

Also described as Theft-deterrent alarm system, enhanced, includes self-powered horn with backup battery, interior movement sensor, glass break sensors in the rear quarter liftgate window glass, vehicle inclination sensor and wheel locks (PB4)

Also documented for Buick Chevrolet GMC Hummer Oldsmobile Pontiac

Documented applications

CTS — Sigma II (2008–2015)

2008–2009 Factory-verified

The 2009 list adds "Do not use after 2009 Global/New Major Programs".

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)

2003–2007 Factory-verified

GM factory document — 2003 cadillac cts rpo code list, p.1.
GM factory document — 2007 cadillac cts rpo code list, p.1.

SRX — Sigma / GMT265 (2004–2009)

2005–2006 Factory-verified

GM factory document — 2005 cadillac srx rpo code list, p.1.
GM factory document — 2006 cadillac srx rpo code list, p.1.

SRX — Theta Premium / GMT166 (2010–2016)

2016 Confirmed

Standard: not offered; GM's 2016 SRX order guide (GM Authority's copy, published September 18, 2015)

STS — Sigma (2005–2011)

2005–2009 Factory-verified

The 2009 list adds "Do not use after 2009 Global/New major programs".

GM factory document — 2005 cadillac sts rpo code list, p.1.
GM factory document — 2009 cadillac sts rpo code list, p.1.

XLR — Y-body (2004–2009)

2004–2009 Factory-verified

The 2009 list adds "Do not use after 2009 global/new major programs".

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 UA2 in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.