Calling for Assistance
When calling Roadside Assistance, have the following
information ready:
• Your name, home address, and home telephone number
• Telephone number of your location
• Location of the vehicle
• Model, year, color, and license plate number of the vehicle
• Odometer reading, Vehicle Identification Number (VIN), and delivery date of
the vehicle
• Description of the problem
See also:
Object Detection System Messages
PARK ASSIST OFF
This message displays when the
park assist system has been turned
off or when there is a temporary
condition causing the system to be
disabled. See Ultrasonic Parking
Assist ...
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 v ...
How to Add Automatic TransmissionFluid
Refer to the Maintenance Schedule to determine
what kind of transmission fluid to use.
Add fluid only after checking the transmission fluid
while it is hot. A cold check is used only as a
referenc ...
