Black plate (40,1)
GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-7576030) - 2015 - CRC - 3/21/14
5-40
Instruments and Controls
until the tire pressure is equal to the
values shown on the Tire and
Loading Information label. See
Tires
on page 10-37
,
Vehicle Load Limits
on page 9-9
, and
Tire Pressure on
page 10-45
.
The DIC also shows the tire
pressure values. See
Driver
Information Center (DIC) on
page 5-23
.
SERVICE TIRE MONITOR
SYSTEM
On vehicles with the Tire Pressure
Monitor System (TPMS), this
message displays if a part on the
TPMS is not working properly. The
tire pressure light also flashes and
then remains on during the same
ignition cycle. See
Tire Pressure
Light on page 5-21
. Several
conditions may cause this message
to appear. See
Tire Pressure
Monitor Operation on page 10-47
for
more information. If the warning
comes on and stays on, there may
be a problem with the TPMS. See
your dealer.
TIRE LEARNING ACTIVE
This message displays when the
Tire Pressure Monitor System
(TPMS) is relearning the tire
positions on your vehicle. The tire
positions must be relearned after
rotating the tires or after replacing a
tire or sensor. See
Tire Rotation on
page 10-50
,
Tire Pressure Monitor
System on page 10-46
, and
Tire
Pressure on page 10-45
for more
information.
Transmission Messages
ALL WHEEL DRIVE OFF
If your vehicle has the All-Wheel
Drive (AWD) system, this message
displays when there is a temporary
condition making the AWD system
unavailable. The vehicle will run in
2WD. This could be caused by:
.
A compact spare tire on the
vehicle
.
AWD system overheat
.
Loss of wheel or vehicle speed
.
Certain other vehicle electrical
conditions
This message turns off when the
compact spare tire is replaced by a
full-size tire, the differential fluid
cools or the above conditions are no
longer present and the warning
message is reset. To reset the
warning message manually, turn the
ignition off and then back on again
after 30 seconds. If the message
stays on, see your dealer. See
All-Wheel Drive on page 9-25
.
SERVICE ALL WHEEL DRIVE
This message displays if a problem
occurs with the All-Wheel Drive
(AWD) system. The vehicle will run
in 2WD. This could be caused by:
.
An electronics problem
.
Worn out or overheated clutch
plates
.
Various electrical issues
If this message appears, stop as
soon as possible and turn off the
ignition for 30 seconds. Restart the
vehicle and check for the message