Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if the
vehicle is equipped with the Tire
Pressure Monitoring System. If a
diagnostics check is needed
between e-mails, push 
, and
an Advisor can run a check.
See also:
Vehicle Overview
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something Cadillac has lacked ever since th ...
Radio Data System (RDS)
The audio system has a Radio Data
System (RDS) feature. RDS is
available for use only on FM
stations that broadcast RDS
information. This system relies upon
receiving specific information fr ...
Radio Message
Locked: Displays when the
TheftLock® system has locked up
the infotainment system. Take the
vehicle to your dealer for service.
If any error occurs repeatedly or if
an error cannot be correct ...