GMC 2009 Acadia - Manual (Page 188)

THEFT ATTEMPTED
This message displays if the content
theft-deterrent system has detected
a break-in attempt while you were
away from your vehicle. See Content
Theft-Deterrent on page 2-16 for
more information.
TIGHTEN GAS CAP
This message may display along
with the check engine light on the
instrument panel cluster if the
vehicle’s fuel cap is not tightened
properly. See Malfunction Indicator
Lamp on page 3-42. Reinstall the
fuel cap fully. See Filling the Tank
on page 5-8. The diagnostic system
can determine if the fuel cap has
been left off or improperly installed.
A loose or missing fuel cap allows
fuel to evaporate into the
atmosphere. A few driving trips
with the cap properly installed should
turn this light and message off.
TIRE LEARNING ACTIVE
On vehicles with the Tire
Pressure Monitor System (TPMS),
this message displays when the
TPMS is re-learning the tire positions
on your vehicle. The tire positions
must be re-learned after rotating
the tires or after replacing a tire or
sensor. See Tire Inspection and
Rotation on page 5-50, Tire Pressure
Monitor System on page 5-44,
and Inflation - Tire Pressure on
page 5-43 for more information.
TRACTION CONTROL OFF
This message displays when the
Traction Control System (TCS)
is turned off. Adjust your driving
accordingly. See StabiliTrak
®
System on page 4-5 for more
information. This message clears
itself after 10 seconds.
TRANSMISSION HOT IDLE
ENGINE
Notice: If you drive your vehicle
while the transmission fluid is
overheating and the transmission
temperature warning is displayed
on the instrument panel cluster
and/or DIC, you can damage the
transmission. This could lead to
costly repairs that would not be
covered by your warranty. Do not
drive your vehicle with overheated
transmission fluid or while the
transmission temperature warning
is displayed.
This message displays and a chime
sounds if the transmission fluid in the
vehicle gets hot. Driving with the
transmission fluid temperature high
can cause damage to the vehicle.
Stop the vehicle and let it idle to
allow the transmission to cool.
This message clears when the fluid
temperature reaches a safe level.
3-66 Instrument Panel