Audio system, SiriusXM satellite radio and HD Radio

Years 2014–18 Models 5 Factory citations 10

Also described as Audio system feature, SiriusXM satellite radio and HD RadioSiriusXM satellite radio with 3 month trialSiriusXM Satellite Radio and HD Radio

Also documented for Buick Chevrolet GMC

Documented applications

ATS — Alpha (2013–2019)

2014–2015, 2018 Factory-verified

GM factory document — 2014 cadillac ats fleet order guide wayback, p.4.
GM factory document — 2015 cadillac ats coupe fleet order guide wayback, p.2.
GM factory document — 2018 cadillac ats coupe fleet order guide wayback, p.2.
GM factory document — 2018 cadillac ats sedan fleet order guide wayback, p.2.
GM factory document — 2018 cadillac ats v fleet order guide wayback, p.2.

CT6 — Omega (2016–2020)

2017 Factory-verified

all trims; 3 month All Access trial

GM factory document — 2017 cadillac ct6 fleet order guide wayback, p.2.

CTS — Alpha (2014–2019)

2014–2015, 2018 Factory-verified

Vsport, Vsport Premium: S; 3-month trial

GM factory document — 2014 cadillac cts sedan fleet order guide wayback, p.2.
GM factory document — 2015 cadillac cts sedan fleet order guide wayback, p.2.
GM factory document — 2018 cadillac cts sedan fleet order guide wayback, p.2.

Escalade — K2XX (2015–2020)

2015 Factory-verified

2015: S on all trims

GM factory document — 2015 cadillac escalade fleet order guide wayback, p.2.

SRX — Theta Premium / GMT166 (2010–2016)

2016 Confirmed

all trims: S; 3 month trial, not provided on fleet daily rental orders; GM's 2016 SRX order guide (GM Authority's copy, published September 18, 2015)

This page aggregates every documented appearance of U2M in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.