Buick LaCrosse: 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.
OnStar Mobile App
With an iPhone® or
Android™-based mobile device, an
OnStar mobile app can be
downloaded. The vehicle can be
remote started, if equipped, or the
doors can be unlocked from
anywhere there ...
See also:
Play Mode
When switched to iPod /USB/MP3 control mode, the
iPod or external USB device automatically starts Play
mode. In Play mode, the following buttons on the radio
faceplate may be used to control the ...
Hiding Check Control messages
Hiding Check Control messages
Press the computer button on the turn signal
lever.
▷ Some Check Control messages are displayed
continuously and are not cleared until
the malfunction is ...
Sounding a panic alarm
To activate the alarm, press the “PANIC” button once.
The horn will sound and the turn signal lights will flash.
To deactivate the panic alarm, press any button on the remote transmitter. If
...
