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:
Safety Belt Reminders
Driver Safety Belt Reminder Light
There is a driver safety belt reminder light on the instrument panel cluster.
When the vehicle is started, this light flashes and a chime may come on to remind
...
Automatic EPB Release
The EPB will automatically release if
the vehicle is running, placed into
gear, and an attempt is made to
drive away. Avoid rapid acceleration
when the EPB is applied, to
preserve park brake ...
Services Not Included in
Roadside Assistance
Roadside Assistance does not
cover or reimburse services for the
following:
- Events caused by fraud or bad
faith by the driver.
- Vehicle immobilization
situations due to a major force
or ...