Cadillac 2009 CTS - Manual (Page 187)

Engine Coolant Temperature Gage
This gage shows the engine coolant temperature.
If the engine coolant overheats the engine coolant
temperature warning light will come on. See Engine
Overheating on page 5-38 and Engine Coolant
Temperature Warning Light on page 3-40 for more
information.
Tire Pressure Light
For vehicles with a tire
pressure monitoring
system, this light comes
on briefly when the engine
is started.
It provides information about tire pressures and the
Tire Pressure Monitoring System.
When the Light is On Steady
This indicates that one or more of the tires is significantly
underinflated.
A tire pressure message in the Driver Information
Center (DIC), can accompany the light. See DIC
Warnings and Messages on page 3-57 for more
information. Stop and check the tires as soon as
it is safe to do so. If a tire is underinflated, inflate
to the proper pressure. See Tires on page 5-63 for
more information.
United States Canada
3-41