Cadillac 2007 STS Owner's Manual page 278

THEFT ATTEMPTED
This message displays if the theft-deterrent
system has detected a break-in attempt while you
were away from your vehicle.
TRACTION ACTIVE
This message displays when the Traction Control
System (TCS) is actively limiting wheel spin.
Slippery road conditions may exist if this message
is displayed, so adjust your driving accordingly.
The message stays on for a few seconds after the
TCS stops limiting wheel spin. See Traction
Control System (TCS) on page 323 for more
information.
278
This symbol appears
with this message.
TRANS (Transmission) HOT
IDLE ENGINE
This message displays when the transmission fluid
in your vehicle is too hot. Stop the vehicle and
allow it to idle until the transmission cools down or
until this message is removed.
TRUNK OPEN
This message displays if the trunk was not closed
completely. Make sure that the trunk is closed
completely.
TURN SIGNAL ON
This message displays as a reminder to turn off
the turn signal if you drive your vehicle for
more than about 1 mile (1.6 km) with a turn signal
on. A multiple chime sounds when this message
is displayed.
This symbol appears
with this message.