light CADILLAC CTS SEDAN 2015 3.G Workshop Manual

Black plate (25,1)Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707478) - 2015 - crc - 10/1/14
Instruments and Controls 5-25
This light comes on when the
StabiliTrak system is turned off.
If StabiliTrak is off, the Traction
Control System (TCS) is also off.
If the StabiliTrak and TCS are off,
the system does not assist in
controlling the vehicle. Turn on the
TCS and the StabiliTrak systems
and the warning light turns off.
SeeTraction Control/Electronic
Stability Control on page 9-30.
Traction Control System
(TCS)/StabiliTrak®Light
This light comes on briefly when the
engine is started. If the light 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 is on and not flashing, the
TCS and potentially the StabiliTrak
system have been disabled. A DIC
message may display. Check the
DIC messages to determine which
feature(s) is no longer functioning
and whether the vehicle requires
service.
If the indicator/warning light is on
and flashing, the TCS and/or the
StabiliTrak system is actively
working.
See
Traction Control/Electronic
Stability Control on page 9-30.
Engine Coolant
Temperature Warning
Light
On some vehicles this light comes
on briefly while starting the vehicle.
If it does not, have the vehicle
serviced by the dealer. If the system
is working normally the indicator
light goes off. For vehicles with the
reconfigurable cluster, this light may
not come on when starting the
vehicle.
{Caution
The engine coolant temperature
warning light indicates that the
vehicle has overheated. Driving
(Continued)

Black plate (26,1)Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707478) - 2015 - crc - 10/1/14
5-26 Instruments and Controls
Caution (Continued)
with this light on can damage the
engine and it may not be covered
by the vehicle warranty. See
Engine Overheating on
page 10-21.
The engine coolant temperature
warning light comes on when the
engine has overheated.
If this happens pull over and turn off
the engine as soon as possible. See
Engine Overheating on page 10-21.
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. See Tire Messages on
page 5-46. 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 10-50.
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 10-53.Engine Oil Pressure Light
{Caution
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.

Black plate (27,1)Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707478) - 2015 - crc - 10/1/14
Instruments and Controls 5-27
This 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 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 might have
some other system problem. See
your dealer.
Low Fuel Warning Light
This light is near the fuel gauge and
comes on briefly when the ignition is
turned on as a check to show it is
working. For vehicles with a
reconfigurable cluster, this light is in
the display area and may not come
on when the ignition is turned on.It also comes on when the fuel tank
is low on fuel. The light turns off
when fuel is added. If it does not,
have the vehicle serviced.
Security Light
On some vehicles 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.
For vehicles with the reconfigurable
cluster, this light may not come on
when the engine is started.
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 2-18.
High-Beam On Light
This light comes on when the
high-beam headlamps are in use.
See Headlamp High/Low-Beam
Changer on page 6-3.
IntelliBeam®Light
This light comes on when the
IntelliBeam system, if equipped, is
enabled.
See Exterior Lamp Controls on
page 6-1.

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5-28 Instruments and Controls
Adaptive Forward
Lighting (AFL) Light
This light should come on briefly as
the vehicle is started. If it does not
come on, have the vehicle serviced
by your dealer. For vehicles with a
reconfigurable cluster, this light is in
the display area and may not come
on when the ignition is turned on.
This light comes on solid when
there is a problem with the AFL
system. It flashes when the system
is switching between lighting
modes. SeeAdaptive Forward
Lighting (AFL) on page 6-5.
Lamps On Reminder
This light comes on when the
exterior lamps are in use. See
Exterior Lamp Controls on page 6-1.
Cruise Control Light
The cruise control light is white
when the cruise control is on and
ready, and turns green when the
cruise control is set and active.
See Cruise Control on page 9-34.
Adaptive Cruise Control Light
This light is white when the Adaptive
Cruise Control (ACC, if equipped) is
on and ready, and turns green when
the ACC is set and active. See
Adaptive Cruise Control on
page 9-37.

Black plate (29,1)Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707478) - 2015 - crc - 10/1/14
Instruments and Controls 5-29
Door Ajar Light
For vehicles equipped with this light,
it comes on when a door is open or
not securely latched. Before driving,
check that all doors are properly
closed. SeeDoor Ajar Messages on
page 5-38 for more information.
Information Displays
Driver Information
Center (DIC)
The DIC displays are shown in the
left and right interactive display
zones on the instrument cluster. The
displays show the status of many
vehicle systems. The controls for
the DIC are on the right steering
wheel control.
yorz:Press to move up or
down in a list.
SorT: Press to move between
the interactive display zones in the
cluster. Press
Sto go back to the
previous menu.
SEL (Select): Press to open a
menu or select a menu item. Press
and hold to reset values on certain
screens.
DIC Information Display
Options
The information displays on the DIC
can be turned on or off through the
Settings menu.
1. Press SEL while viewing the Settings page in the center
display zone on the cluster.
2. Scroll to Info Pages and press SEL.
3. Press
yorzto move through
the list of possible information
displays.

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5-30 Instruments and Controls
4. Press SEL while an item ishighlighted to select or deselect
that item. When an item is
selected, a checkmark will
appear next to it.
DIC Information Displays
The following is the list of all
possible DIC information displays.
Some of the information displays
may not be available for your
particular vehicle.
Speed: Shows the vehicle speed in
either kilometers per hour (km/h) or
miles per hour (mph).
Trip 1 and Trip 2 (Base Cluster) /
Trip 1 or Trip 2 and Average Fuel
Economy (Uplevel Cluster):
Shows the current distance traveled,
in either kilometers (km) or
miles (mi), since the trip odometer
was last reset. The trip odometer
can be reset by pressing and
holding SEL while this display is
active. The average fuel economy shows
the approximate average liters per
100 kilometers (L/100 km) or miles
per gallon (mpg). This number is
calculated based on the number of
L/100 km (mpg) recorded since the
last time this menu item was reset.
This number reflects only the
approximate average fuel economy
that the vehicle has right now, and
will change as driving conditions
change. The Average Fuel
Economy can be reset along with
the trip odometer by pressing and
holding SEL while this display is
active.
Fuel Range:
Shows the
approximate distance the vehicle
can be driven without refueling.
LOW will be displayed when the
vehicle is low on fuel. The fuel
range estimate is based on an
average of the vehicle's fuel
economy over recent driving history
and the amount of fuel remaining in
the fuel tank. Average Fuel Economy (Base
Cluster):
Shows the approximate
average liters per 100 kilometers (L/100 km) or miles per
gallon (mpg). This number is
calculated based on the number of
L/100 km (mpg) recorded since the
last time this menu item was reset.
This number reflects only the
approximate average fuel economy
that the vehicle has right now, and
will change as driving conditions
change. The Average Fuel
Economy can be reset by pressing
and holding SEL while this display
is active.
Instantaneous Fuel Economy:
Shows the current fuel economy in
either liters per 100 kilometers (L/100 km) or miles per
gallon (mpg). This number reflects
only the approximate fuel economy
that the vehicle has right now and
changes frequently as driving
conditions change.
Average Speed: Shows the
average speed of the vehicle in
kilometers per hour (km/h) or miles

Black plate (33,1)Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707478) - 2015 - crc - 10/1/14
Instruments and Controls 5-33
HUD Display on the VehicleWindshield
The HUD may display some of the
following vehicle information and
vehicle messages or alerts:
.Speed
.Tachometer
.Audio
.Phone
.Navigation
.Collision Alert
.Cruise Control
.Lane Keep Assist
.Low Fuel
Some vehicle messages or alerts
displayed in the HUD may be
cleared by using the steering wheel
controls. See Vehicle Messages on
page 5-36.
The HUD control is to the left of the
steering wheel.
To adjust the HUD image:
1. Adjust the driver seat.
2. Start the engine.
Use the following settings to adjust
the HUD.
$(Image Adjustment): Press
down or lift up to center the HUD
image. The HUD image can only be
adjusted up and down, not side
to side.
!(Display View): Press to
select the display view. Each press
will change the display view.
D(Image Brightness): Lift up
and hold to brighten the display.
Press down and hold to dim the
display. Hold down to turn the
display off.
The HUD image will automatically
dim and brighten to compensate for
outside lighting. The HUD
brightness control can also be
adjusted as needed.
The HUD image can temporarily
light up depending on the angle and
position of the sunlight on the HUD
display. This is normal.
Polarized sunglasses could make
the HUD image harder to see.

Black plate (38,1)Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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5-38 Instruments and Controls
SHIFT TO PARK BEFORE
EXITING
This message may display if
Adaptive Cruise Control (ACC) is
engaged holding the vehicle at a
stop, and the driver attempts to exit
the vehicle. Put the vehicle in
P (Park) before exiting.
Door Ajar Messages
DOOR OPEN
A door open symbol will be
displayed on the DIC showing which
door is open. If the vehicle has been
shifted out of P (Park), a DOOR
OPEN message will also be
displayed. The DOOR OPEN
message may also be displayed if
the vehicle starts to move. Close the
door completely.
HOOD OPEN
This message will display along with
a hood open symbol when the hood
is open. Close the hood completely.
TRUNK OPEN
This message will display along with
a symbol when the trunk is open.
Close the trunk completely.
Engine Cooling System
Messages
A/C OFF ENGINE
COOLANT HOT
This message displays when the
engine coolant becomes hotter than
the normal operating temperature.
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. The vehicle can continue to be
driven.
If this message continues to appear,
have the system repaired by your
dealer as soon as possible to avoid
damage to the engine.
ENGINE OVERHEATED—
IDLE ENGINE
This message displays and a chime
sounds when the engine coolant
temperature is too hot. The engine
coolant temperature warning light
will also be on. Stop and allow the
vehicle to idle until it cools down.
ENGINE OVERHEATED —
TURN VEHICLE OFF
This message displays and a
continuous chime sounds if the
engine cooling system reaches
unsafe temperatures for operation.
The engine coolant temperature
warning light will flash. 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.

Black plate (40,1)Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707478) - 2015 - crc - 10/1/14
5-40 Instruments and Controls
NO REMOTE KEY WAS
DETECTED PLACE KEY IN
TRANSMITTER POCKET THEN
START YOUR VEHICLE
This message displays when trying
to start the vehicle if an RKE
transmitter is not detected. The
transmitter battery may be weak.
See“Starting the Vehicle with a Low
Transmitter Battery” underRemote
Keyless Entry (RKE) System
Operation on page 2-2.
NO REMOTE DETECTED
PRESS BRAKE TO RESTART
This message displays when
attempting to turn off the vehicle
and the RKE transmitter is no longer
detected. Restarting is allowed
without the RKE transmitter for
five minutes. Press the brake pedal
to restart the vehicle.
NUMBER OF KEYS
PROGRAMMED
This message displays when
programming new keys to the
vehicle.
REMOTE LEFT IN VEHICLE
This message displays when
leaving the vehicle with the RKE
transmitter still inside.
REPLACE BATTERY IN
REMOTE KEY
This message displays when the
battery in the RKE transmitter needs
to be replaced.
Lamp Messages
AFL (ADAPTIVE FORWARD
LIGHTING) LAMPS NEED
SERVICE
This message displays when the
AFL system is disabled and needs
service. See your dealer. See
Adaptive Forward Lighting (AFL) on
page 6-5.
AUTOMATIC LIGHT CONTROL
ON/OFF
This message is displayed when the
exterior lamp control is in AUTO and
the lights have turned on or off. See
Automatic Headlamp System on
page 6-4.
XXX TURN INDICATOR
FAILURE
When one of the turn signals is out,
this message displays to show
which bulb needs to be replaced.
See Bulb Replacement on
page 10-29 andReplacement Bulbs
on page 10-31.
TURN SIGNAL ON
This message is displayed if the
turn signal has been left on. Turn off
the turn signal.

Black plate (46,1)Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
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5-46 Instruments and Controls
Tire Messages
SERVICE TIRE MONITOR
SYSTEM
This message displays if there is a
problem with the Tire Pressure
Monitor System (TPMS). SeeTire
Pressure Monitor Operation on
page 10-53.
TIRE LEARNING ACTIVE
This message displays when the
system is learning new tires. See
Tire Pressure Monitor Operation on
page 10-53.
TIRE LOW ADD AIR TO TIRE
This message displays when the
pressure in one or more of the tires
is low.
This message also displays LEFT
FRONT, RIGHT FRONT, LEFT
REAR, or RIGHT REAR to indicate
the location of the low tire.
The low tire pressure warning light
will also come on. See Tire
Pressure Light on page 5-26. If a tire pressure message appears
on the DIC, stop as soon as you
can. Inflate the tires by adding air
until the tire pressure is equal to the
values shown on the Tire and
Loading Information label. See
Tires
on page 10-41, Vehicle Load Limits
on page 9-11, and Tire Pressure on
page 10-50.
You can receive more than one tire
pressure message at a time. The
DIC also shows the tire pressure
values. See Driver Information
Center (DIC) on page 5-29.
Transmission Messages
SERVICE TRANSMISSION
This message displays if there is a
problem with the transmission. See
your dealer.
SHIFT DENIED
This message displays when using
the Driver Shift Control (DSC) and
attempting to shift to a gear not
appropriate for the vehicle speed and engine revolutions per
minute (rpm). See
Manual Mode on
page 9-25.
SHIFT TO PARK
This message displays when the
transmission needs to be shifted to
P (Park). This may appear when
turning the ignition off if the vehicle
is not in P (Park).
TRANSMISSION HOT —IDLE
ENGINE
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.