2012 GMC SAVANA PASSENGER service

Black plate (25,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
Instruments and Controls 5-25
StabiliTrak®OFF Light
This light comes on briefly while
starting the engine.
If it does not, have the vehicle
serviced by your dealer. If the
system is working normally, the
indicator light then goes off.
Press and release the Traction
Control System (TCS)/StabiliTrak
button to turn off TCS, and a
message displays in the DIC.
Press and briefly hold the TCS/
StabiliTrak button to turn off the
StabiliTrak system; the StabiliTrak
Off light comes on and a message
appears in the Driver Information
Center (DIC).If the StabiliTrak/TCS system is off,
the system does not assist in
controlling the vehicle. Turn on the
StabiliTrak/TCS system and the
indicator light turns off.
See
StabiliTrak
®System on
page 9‑35, and Ride Control System
Messages on page 5‑38 for more
information.
Traction Control System
(TCS)/StabiliTrak®Light
The Traction Control System (TCS)/
StabiliTrak light comes on briefly
when the engine is started. If the light does not come on or
stays on, have the vehicle serviced
by the dealer. If the system is
working normally, the indicator light
turns off.
If the light comes on and stays on
while driving, and a message
displays in the Driver Information
Center (DIC), have the vehicle
serviced by the dealer. See
Ride
Control System Messages on
page 5‑38 for more information.
If the light flashes while driving, this
means that the StabiliTrak or the
TCS is assisting in controlling the
vehicle. See StabiliTrak
®System on
page 9‑35 for more information.
Four chimes sound if the light
turns on.

Black plate (26,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
5-26 Instruments and Controls
Tire Pressure Light
For vehicles with the Tire Pressure
Monitor System (TPMS), this light
comes on briefly when the engine is
started. It provides information
about tire pressures and the TPMS.
When the Light Is On Steady
This indicates that one or more of
the tires are significantly
underinflated.
A Driver Information Center (DIC)
tire pressure message may also
display. SeeTire Messages on
page 5‑40. Stop as soon as
possible, and inflate the tires to the
pressure value shown on the Tire
and Loading Information label. See
Tire Pressure on page 10‑57. When the Light Flashes First and
Then Is On Steady
If the light flashes for about a minute
and then stays on, there may be a
problem with the TPMS. If the
problem is not corrected, the light
will come on at every ignition cycle.
See
Tire Pressure Monitor
Operation on page 10‑60.
Engine Oil Pressure Light
Notice: Lack of proper engine oil
maintenance can damage the
engine. Driving with the engine
oil low can also damage the
engine. The repairs would not be
covered by the vehicle warranty. Check the oil level as soon as
possible. Add oil if required, but
if the oil level is within the
operating range and the oil
pressure is still low, have the
vehicle serviced. Always follow
the maintenance schedule for
changing engine oil.
This light comes on briefly while
starting the engine. If it does not,
have the vehicle serviced by your
dealer. If the system is working
normally, the indicator light then
goes off.
If the light comes on and stays on, it
means that oil is not flowing through
the engine properly. The vehicle
could be low on oil and it might
have some other system problem.

Black plate (27,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
Instruments and Controls 5-27
Low Fuel Warning Light
English Shown, Metric Similar
This light comes on for a
few seconds when the ignition is
turned on as a check to indicate it is
working. If it does not come on,
have it fixed.
The low fuel warning light (A) comes
on and a chime sounds when the
vehicle is low on fuel. The light turns
off when fuel is added to the
fuel tank. For vehicles with a Driver
Information Center (DIC), see
Driver
Information Center (DIC) on
page 5‑28 for more information.
Security Light
The immobilizer light should come
on briefly as the engine is started.
If it does not come on, have the
vehicle serviced by your dealer.
If the system is working normally,
the indicator light turns off.
If the light stays on and the engine
does not start, there could be a
problem with the theft-deterrent
system. See Immobilizer Operation
on page 2‑13.
High-Beam On Light
This light comes on when the
high-beam headlamps are in use.
See Headlamp High/Low-Beam
Changer on page 6‑2.

Black plate (28,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
5-28 Instruments and Controls
Cruise Control Light
The cruise control light comes on
whenever the cruise control is set.
The light goes out when the cruise
control is turned off. SeeCruise
Control on page 9‑37 for more
information.
Information Displays
Driver Information
Center (DIC)
This vehicle has a Driver
Information Center (DIC).
All messages will appear in the DIC
display located at the bottom of the
instrument panel cluster. The DIC
buttons are located on the
instrument panel, next to the
instrument panel cluster.
The DIC comes on when the ignition
is on. After a short delay, the DIC
will display the information that was
last displayed before the engine
was turned off.
The DIC displays trip, fuel, and
vehicle system information, and
warning messages if a system
problem is detected. If the vehicle has these features, the
DIC also displays the compass
direction and the outside air
temperature when viewing the trip
and fuel information. The compass
direction appears on the top right
corner of the DIC display. The
outside air temperature
automatically appears in the
bottom right corner of the DIC
display. If there is a problem with
the system that controls the
temperature display, the numbers
will be replaced with dashes. If this
occurs, have the vehicle serviced by
your dealer.
If the vehicle has a diesel engine,
see the Duramax
®diesel
supplement for more information.

Black plate (32,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
5-32 Instruments and Controls
When the remaining oil life is low,
the CHANGE ENGINE OIL SOON
message will appear on the display.
See“CHANGE ENGINE OIL SOON”
under Engine Oil Messages on
page 5‑36. You should change the
oil as soon as possible. See Engine
Oil on page 10‑7. In addition to the
engine oil life system monitoring the
oil life, additional maintenance is
recommended in the Maintenance
Schedule in this manual. See
Maintenance Schedule on
page 11‑3 for more information.
Remember, you must reset the OIL
LIFE yourself after each oil change.
It will not reset itself. Also, be
careful not to reset the OIL LIFE
accidentally at any time other than
when the oil has just been changed.
It cannot be reset accurately until
the next oil change. To reset the
engine oil life system, see Engine
Oil Life System on page 10‑10. Units
Press
Tuntil UNITS displays.
This display allows you to select
between metric or English units of
measurement. Once in this display,
press
Vto select between METRIC
or ENGLISH units.
Tire Pressure
If the vehicle has the Tire Pressure
Monitor System (TPMS), the
pressure for each tire can be viewed
in the DIC. The tire pressure will be
shown in either kilopascals (kPa) or
pounds per square inch (psi). Press
Tuntil the DIC displays FRONT
TIRES PSI (kPa) LEFT ##
RIGHT ##. Press
Tagain until the
DIC displays REAR TIRES
PSI (kPa) LEFT ## RIGHT ##. If a low tire pressure condition is
detected by the system while
driving, a message advising you to
check the pressure in a specific tire
will appear in the display. See
Tire
Pressure on page 10‑57 andTire
Messages on page 5‑40 for more
information.
If the tire pressure display shows
dashes instead of a value, there
may be a problem with the vehicle.
If this consistently occurs, see your
dealer for service.
Engine Hours
Press
Tuntil ENGINE HOURS
displays. This display shows the
total number of hours the engine
has run.

Black plate (34,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
5-34 Instruments and Controls
Battery Voltage and
Charging Messages
SERVICE BATTERY
CHARGING SYSTEM
On some vehicles, this message
displays if there is a problem with
the battery charging system. Under
certain conditions, the charging
system light may also turn on in the
instrument panel cluster. See
Charging System Light on
page 5‑20. Driving with this problem
could drain the battery. Turn off all
unnecessary accessories. Have the
electrical system checked as soon
as possible. See your dealer.
Brake System Messages
SERVICE BRAKE SYSTEM
This message displays along with
the brake system warning light if
there is a problem with the brake
system. SeeBrake System Warning
Light on page 5‑23. If this message
appears, stop as soon as possible and turn off the vehicle. Restart the
vehicle and check for the message
on the DIC display. If the message
is still displayed or appears again
when you begin driving, the brake
system needs service as soon as
possible. See your dealer.
Compass Messages
CALIBRATING: DRIVE IN
CIRCLES
This message displays when
calibrating the compass. Drive the
vehicle in circles at less than 8 km/h
(5 mph) to complete the calibration.
See
Compass on page 5‑5 for more
information.
CALIBRATION COMPLETE
This message displays when the
compass calibration is complete.
See Compass on page 5‑5 for more
information.
Door Ajar Messages
CARGO DOOR OPEN
This message displays and a chime
sounds if the cargo door is open
while the ignition is in ON/RUN.
Turn off the vehicle and check the
cargo door. Restart the vehicle and
check for the message on the DIC
display.
DRIVER DOOR OPEN
This message displays and a chime
sounds if the driver door is not fully
closed and the vehicle is in a drive
gear. Stop and turn off the vehicle,
check the door for obstructions, and
close the door again. Check to see
if the message still appears on
the DIC.

Black plate (36,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
5-36 Instruments and Controls
ENGINE OVERHEATED STOP
ENGINE
Notice:If you drive the 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. See
Engine Overheating on
page 10‑23 for more information.
This message displays and a chime
sounds if the engine cooling system
reaches unsafe temperatures for
operation. Stop and turn off the
vehicle as soon as it is safe to do so
to avoid severe damage. This
message clears when the engine
has cooled to a safe operating
temperature.
Engine Oil Messages
CHANGE ENGINE OIL SOON
This message displays when the
engine oil needs to be changed.
When you change the engine oil, be
sure to reset the CHANGE ENGINE
OIL SOON message. See Engine
Oil Life System on page 10‑10 for
information on how to reset the
message. See Engine Oil on
page 10‑7 andMaintenance
Schedule on page 11‑3 for more
information.
ENGINE OIL LOW ADD OIL
If the vehicle has an oil level sensor,
this message displays if the oil level
in the vehicle is low. Check the oil
level and correct it as necessary.
You may need to let the vehicle cool
or warm up and cycle the ignition to
be sure this message clears. See
Engine Oil on page 10‑7 for
additional information.
OIL PRESSURE LOW STOP
ENGINE
Notice: If you drive the vehicle
while the engine oil pressure is
low, severe engine damage may
occur. If a low oil pressure
warning appears on the Driver
Information Center (DIC), stop the
vehicle as soon as possible. Do
not drive the vehicle until the
cause of the low oil pressure is
corrected. See Engine Oil on
page 10‑7 for more information.
This message displays if low oil
pressure levels occur. Stop the
vehicle as soon as safely possible
and do not operate it until the cause
of the low oil pressure has been
corrected. Check the oil as soon as
possible and have the vehicle
serviced by your dealer. See Engine
Oil on page 10‑7.

Black plate (37,1)GMC Savana Owner Manual - 2012 - 2nd - 11/11/11
Instruments and Controls 5-37
Engine Power Messages
ENGINE POWER IS REDUCED
This message displays and a chime
sounds when the cooling system
temperature gets too hot and the
engine further enters the engine
coolant protection mode. See
Engine Overheating on page 10‑23
for further information.
This message also displays when
the engine power is reduced.
Reduced engine power can affect
the vehicle's ability to accelerate.
If this message is on, but there is
no reduction in performance,
proceed to your destination. The
performance may be reduced the
next time the vehicle is driven. The
vehicle may be driven at a reduced
speed while this message is on, but
acceleration and speed may be
reduced. Anytime this message
stays on, the vehicle should be
taken to your dealer for service as
soon as possible.
Fuel System Messages
FUEL LEVEL LOW
This message displays and a chime
sounds if the fuel level is low. Refuel
as soon as possible. SeeFuel
Gauge on page 5‑12 andFuel on
page 9‑40 for more information.
TIGHTEN GAS CAP
This message may display along
with the check engine light on the
instrument panel cluster if the fuel
cap is not tightened properly. See
Malfunction Indicator Lamp on
page 5‑20. Reinstall the fuel cap
fully. SeeFilling the Tank on
page 9‑43. 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.
Key and Lock Messages
REPLACE BATTERY IN
REMOTE KEY
This message displays if a Remote
Keyless Entry (RKE) transmitter
battery is low. The battery needs to
be replaced in the transmitter. See
“Battery Replacement” under
Remote Keyless Entry (RKE)
System Operation on page 2‑3.
Lamp Messages
AUTOMATIC LIGHT
CONTROL OFF
This message displays when the
automatic headlamps are turned off.
See Exterior Lamp Controls on
page 6‑1 for more information.
AUTOMATIC LIGHT
CONTROL ON
This message displays when the
automatic headlamps are turned on.
SeeExterior Lamp Controls on
page 6‑1 for more information.