Engine Cooling System Messages; Engine Oil Messages; Engine Hot A/C Off; Engine Overheated Idle Engine - Cadillac 2010 CTS Owner's Manual

4-40 Instruments and Controls
Rear Access Open (Wagon)
This message displays when the
liftgate is not closed completely.
Make sure that the liftgate is closed
completely.
Right Rear Door Open
This message displays when the
passenger side rear door is not
closed completely. Make sure that
the door is closed completely.
Trunk Open (Sedan)
This message displays when the
trunk is not closed completely. Make
sure that the trunk is closed
completely.
Engine Cooling System
Messages
Engine Hot A/C (Air
Conditioning) Off
This message displays when the
engine coolant becomes hotter than
the normal operating temperature.
See
. To avoid
added strain on a hot engine, the air
conditioning compressor
automatically turns off. When the
coolant temperature returns to
normal, the air conditioning
compressor turns back on. You can
continue to drive the vehicle.
If this message continues to appear,
have the system repaired by your
dealer/retailer as soon as possible
to avoid damage to the engine.

Engine Overheated Idle Engine

If you drive your vehicle
while the engine is overheating,
severe engine damage may
occur. If an overheat warning
appears on the instrument panel
cluster and/or DIC, stop the
vehicle as soon as possible. Do
not increase the engine speed
above normal idling speed. See
for more information.
This message displays when the
engine coolant temperature is too
hot. Stop and allow the vehicle to
idle until it cools down. If the
message does not clear in a few
minutes or if the overheat light stays
on, shut the vehicle off and have it
serviced before driving again. See
See
information on driving to a safe
place in an emergency.

Engine Oil Messages

Change Engine Oil Soon
When this message displays, it
means that service is required for
the vehicle. See your dealer/retailer.
See
and
for more information.
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for