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:
Lamps On Reminder
For vehicles with the lamps on reminder light, it comes on when the lights
are in use. ...
Ultrasonic Parking Assist
If available, the Ultrasonic Front and Rear Parking Assist (UFRPA) system
assists the driver with parking and avoiding objects.
UFRPA operates at speeds less than 8 km/h (5 mph). The sensors on th ...
Roadside Service (Mexico)
As a new owner, your vehicle is automatically enrolled in the Roadside Assistance
program. The services are available at no cost under the terms and conditions of
the program. The Roadside Assista ...