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:
Infants and Young Children
Everyone in a vehicle needs
protection! This includes infants and
all other children. Neither the
distance traveled nor the age and
size of the traveler changes the
need, for everyone, to us ...
Languages
The vehicle can be programmed
to respond in French or Spanish.
Push and ask an Advisor.
Advisors can speak French or
Spanish. ...
What to Use
Refer to Recommended Fluids and Lubricants to determine what kind
of lubricant to use. ...