Some owners of 2014-2016 Cadillac XTS vehicles equipped with belt drive electronic power steering may comment on a Service Power Steering message displayed on the driver information center (DIC) after a cold start.

This bulletin is for 2013-2019 Cadillac ATS, 2004-2019 CTS, 2004-2016 SRX, 2004-2011 STS and 2013-2019 XTS vehicles.

Some owners of 2016 Cadillac XTS vehicles may comment on a hard brake pedal on a cold start and/or a service brake assist message. 

Owners of 2014-2015 Cadillac CTS sedans, XTS or ATS vehicles equipped with a 3.6L twin turbo engine might comment on a brief rattle or tick when revving the engine when the transmission is in park or neutral.

This bulletin applies to 2016-2018 Cadillac XTS vehicles. Some customers may comment that a vibration is felt under heavy acceleration around 20 mph which can be felt in the seat.

This bulletin applies to 2013-2019 Cadillac ATS, 2009-2015 CTS VIN D, 2014-2019 CTS Sedan VIN A and 2013-2019 XTS vehicles. 

This bulletin applies to 2013-2019 Cadillac ATS, 2016-2019 ATS-V, 2014-2019 CTS Sedan, 2017-2019 XT5, 2013-2019 XTS, 2015-2019 Escalade 2WD and 4WD, 2013-2019 SRX and 2014-2019 ELR vehicles.  Some customers may comment that an oily substance is found on the inside of the windshield surface and appears to be leaking from the rear view mirror area.