GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . 2
Keys, Doors, and Windows . . . . . . 7
Seats and Restraints . . . . . . . . . . . 36
Storage . . . . . . . . . . . . . . . . . . . . . . . . . 90
Instruments and Controls . . . . . . . 94
Lighting . . . . . . . . . . . . . . . . . . . . . . . 144
Infotainment System . . . . . . . . . . 152
Climate Controls . . . . . . . . . . . . . . 153
Driving and Operating . . . . . . . . . 161
Vehicle Care . . . . . . . . . . . . . . . . . . 273
Service and Maintenance . . . . . 366
Technical Data . . . . . . . . . . . . . . . . 381
Customer Information . . . . . . . . . 385
Reporting Safety Defects . . . . . . 395
OnStar . . . . . . . . . . . . . . . . . . . . . . . . 399
Connected Services . . . . . . . . . . . 407
Index . . . . . . . . . . . . . . . . . . . . 410
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
Introduction 3
About Driving the Vehicle
As with other vehicles of this type,
failure to operate this vehicle
correctly may result in loss of
control or a crash. Be sure to read
the driving guidelines in this manual
in the section called“Driving and
Operating” and specifically Driver
Behavior 0162, Driving
Environment 0163, and Vehicle
Design 0163.
Danger, Warning, and
Caution
Warning messages found on vehicle
labels and in this manual describe
hazards and what to do to avoid or
reduce them.
{Danger
Danger indicates a hazard with a
high level of risk which will result
in serious injury or death.
{Warning
Warning indicates a hazard that
could result in injury or death.
Caution
Caution indicates a hazard that
could result in property or vehicle
damage.
A circle with a slash through it is a
safety symbol which means “Do
not,” “Do not do this,” or“Do not let
this happen.”
Symbols
The vehicle has components and
labels that use symbols instead of
text. Symbols are shown along with
the text describing the operation or
information relating to a specific
component, control, message,
gauge, or indicator.
M: Shown when the owner ’s
manual has additional instructions
or information.
*: Shown when the service
manual has additional instructions
or information.
0: Shown when there is more
information on another page —
“see page.”
Vehicle Symbol Chart
Here are some additional symbols
that may be found on the vehicle
and what they mean. See the
features in this manual for
information.
u: Air Conditioning System
G:Air Conditioning Refrigerant Oil
9:Airbag Readiness Light
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
4 Introduction
!:Antilock Brake System (ABS)
$:Brake System Warning Light
9:Dispose of Used Components
Properly
P: Do Not Apply High Pressure
Water
B: Engine Coolant Temperature
_: Flame/Fire Prohibited
H:Flammable
[:Forward Collision Alert
R: Fuse Block Cover Lock
Location
+: Fuses
j:ISOFIX/LATCH System Child
Restraints
Q: Keep Fuse Block Covers
Properly Installed
|: Lane Change Alert
@:Lane Departure Warning
A:Lane Keep Assist
*:Malfunction Indicator Lamp
::Oil Pressure
X:Park Assist
~:Pedestrian Ahead Indicator
O:Power
7: Rear Cross Traffic Alert
I:Registered Technician
/:Remote Vehicle Start
>:Seat Belt Reminders
I: Side Blind Zone Alert
h:Stop/Start
7: Tire Pressure Monitor
d:Traction Control/StabiliTrak/
Electronic Stability Control (ESC)
a: Under Pressure
V:Vehicle Ahead Indicator
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
6 Introduction
1.Air Vents 0158.
2. Turn Signal Lever. See Turn
and Lane-Change Signals
0 148.
IntelliBeam System Button (If
Equipped). See Exterior Lamp
Controls 0144.
3. Instrument Cluster (Base and
Midlevel) 0103 or
Instrument Cluster (Uplevel)
0 107.
Driver Information Center (DIC)
Display. See Driver Information
Center (DIC) (Base and
Midlevel) 0124 or
Driver Information Center (DIC)
(Uplevel) 0130.
4. Windshield Wiper/Washer 095.
5. Infotainment 0152.
6. Light Sensor. See Automatic
Headlamp System 0147.
7. Hazard Warning Flashers
0147. 8.
Climate Control Systems 0153
(If Equipped).
Dual Automatic Climate Control
System 0155 (If Equipped).
9. Shift Switches. See Automatic
Transmission 0201.
10. Power Outlets 098.
11. Assistance Systems for
Parking or Backing 0231 (If
Equipped).
12. Heated and Ventilated Front
Seats 044 (If Equipped).
13. Wireless Charging 099 (If
Equipped).
14. Driver Mode Control 0214 (If
Equipped).
15. Lane Keep Assist (LKA) 0245
(If Equipped).
Hill Descent Control (HDC)
0 213 (If Equipped).
16. USB Port. See the infotainment manual.
Auxiliary Jack. See the
infotainment manual. 17. ENGINE START/STOP Button.
SeeIgnition Positions 0179.
18. Steering Wheel Controls. See the infotainment manual.
19. Horn 095.
20. Steering Wheel Adjustment
095 (Out of View).
21. Hood Release. See Hood
0 276.
22. Cruise Control 0217.
Heated Steering Wheel 095 (If
Equipped).
Forward Collision Alert (FCA)
System 0237 (If Equipped).
23. Data Link Connector (DLC) (Out of View). See Malfunction
Indicator Lamp (Check Engine
Light) 0115.
24. Electric Parking Brake 0207.
25. Exterior Lamp Controls 0144.
Instrument Panel Illumination
Control 0149.
Fog Lamps 0148 (If
Equipped).
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
Keys, Doors, and Windows 9
Other conditions can impact the
performance of the transmitter. See
Remote Keyless Entry (RKE)
System08.
With Remote Start Shown, Without
Similar
Q:Press to lock all doors. The turn
signal indicators may flash and/or
the horn may sound on the second
press to indicate locking. See
Vehicle Personalization 0135.
If the driver door is open when
Qis
pressed and Open Door
Anti-Lockout is enabled, all doors
will lock and then the driver door will immediately unlock. See
Vehicle
Personalization 0135. If the
passenger door is open when
Qis
pressed, all doors lock.
Pressing
Qmay also arm the
theft-deterrent system. See Vehicle
Alarm System 027.
K:Press to unlock the driver door.
Press unlock again within
five seconds to unlock all doors.
The RKE transmitter can be
programmed to unlock all doors on
the first button press. See Vehicle
Personalization 0135. When
remotely unlocking the vehicle at
night the fog lamps and back-up
lamps will come on for about
20 seconds to light your approach to
the vehicle. The turn signal
indicators may flash to indicate
unlocking. See Vehicle
Personalization 0135.
Pressing
Kwill disarm the
theft-deterrent system. See Vehicle
Alarm System 027. If equipped, press and hold
Kto
remotely open all of the windows,
if enabled. See Vehicle
Personalization 0135.
/:If equipped, press and release
Qand then immediately press and
hold
/for at least four seconds to
start the engine from outside the
vehicle using the RKE transmitter.
See Remote Vehicle Start 015.
7:Press and release one time to
initiate vehicle locator. The exterior
lamps flash and the horn chirps
three times. Press and hold
7for
three seconds to sound the panic
alarm. The horn sounds and the
turn signal lamps flash for
30 seconds, or until
7is pressed
again or the vehicle is started.
b: Press twice quickly to open or
close the liftgate.
Press once to stop the liftgate from
moving.
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
Keys, Doors, and Windows 15
Replace the battery in the
transmitter soon if the DIC displays
REPLACE BATTERY IN
REMOTE KEY.
To replace the battery:1. Press the button on the side of the RKE transmitter to pull out
the key. Never pull the key out
without pressing the button.
2. Insert a flat, thin object in thecenter of the transmitter to
separate and remove the back
cover.
3. Lift the battery with a flatobject.
4. Remove the battery.
5. Insert the new battery, positive side toward the back cover.
Replace with a CR2032 or
equivalent battery.
6. Push together the transmitter.
7. Reinsert the key.
Remote Vehicle Start
If equipped, this feature allows you
to start the engine from outside the
vehicle.
/: This button will be on the RKE
transmitter if the vehicle has remote
start.
The climate control system will use
the previous settings during a
remote start. The rear defog may
come on during remote start based
on cold ambient conditions. The
rear defog indicator light does not
come on during remote start.
If equipped with heated and
ventilated front seats, they may
come on during a remote start. See
Heated and Ventilated Front Seats
0 44.
If equipped with a heated steering
wheel, it may come on during a
remote start. See Heated Steering
Wheel 095.
Laws in some local communities
may restrict the use of remote
starters. For example, some laws
require a person using remote start
to have the vehicle in view. Check
local regulations for any
requirements.
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
Keys, Doors, and Windows 25
Setting the 3/4 Mode
To change the position the liftgate
stops at when opening:1. Select MAX or 3/4 mode and power open the liftgate.
2. Stop the liftgate movement at the desired height by pressing
any liftgate switch. Manually
adjust the liftgate position if
needed.
3. Press and hold
lnext to the
pull cup on the bottom of the
liftgate until the turn signals
flash and a beep sounds. This
indicates the setting has been
recorded.
The liftgate cannot be set below a
minimum programmable height.
If there is no light flash or sound,
then the height adjustment may be
too low.
Manual Operation
Select OFF to manually operate the
liftgate.
Caution
Attempting to move the liftgate
too quickly and with excessive
force may result in damage to the
vehicle.
Operate the liftgate manually with a
smooth motion and moderate
speed. The system includes a
feature which limits the manual
closing speed to protect the
components.
To open the liftgate, pressKon the
power door lock switch or press
K
on the RKE transmitter twice to
unlock all doors. Press the touch
pad on the underside of the liftgate
handle and lift up.
Use the pull cup to lower and close
the liftgate. Do not press the touch
pad while closing the liftgate. This
will cause the liftgate to be
unlatched.
The liftgate can be opened when
locked if the RKE transmitter is
within 1 m (3 ft) of the liftgate. See
Remote Keyless Entry (RKE)
System Operation 08.
The liftgate has an electric latch.
If the battery is disconnected or has
low voltage, the liftgate will not
open. The liftgate will resume
operation when the battery is
reconnected and charged.
Hands-Free Operation
The liftgate may be operated with a
kicking motion under the rear
bumper between the left exhaust
pipe and the license plate.
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-13556230) - 2020 - CRC - 9/4/19
Keys, Doors, and Windows 27
Caution (Continued)
cleaning or working near the rear
bumper to avoid accidental
opening.
. Do not sweep your foot side
to side.
. Do not keep your foot under the
bumper; the liftgate will not
activate.
. Do not touch the liftgate until it
has stopped moving.
. This feature may be temporarily
disabled under some conditions.
If the liftgate does not respond to
the kick, open or close the
liftgate by another method or
start the vehicle. The feature will
be re-enabled.
When closing the liftgate using this
feature, there will be a short delay.
The taillamps will flash and a chime
will sound. Step away from the
liftgate before it starts moving.
Vehicle Security
This vehicle has theft-deterrent
features; however, they do not make
the vehicle impossible to steal.
Vehicle Alarm System
This vehicle has an anti-theft alarm
system.
The indicator light, on the
instrument panel near the
windshield, indicates the status of
the system:
Off : Alarm system is disarmed. On Solid :
Vehicle is secured
during the delay to arm the system.
Fast Flash : Vehicle is unsecured.
A door, the hood, or the liftgate
is open.
Slow Flash : Alarm system is
armed.
Arming the Alarm System
1. Turn off the vehicle.
2. Lock the vehicle in one of two ways:
.Use the RKE transmitter.
. With a door open, press the
interior
Q.
3. After 30 seconds the alarm system will arm, and the
indicator light will begin to
slowly flash indicating the
alarm system is operating.
Pressing
Qon the RKE
transmitter a second time will
bypass the 30-second delay
and immediately arm the alarm
system.