2018 GMC ACADIA key battery

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
30 Keys, Doors, and Windows
The key, inside the Remote Keyless
Entry (RKE) transmitter, is used for
the driver door.
To remove the key, press the button
near the bottom of the transmitter,
and pull the key out. Never pull the
key out without pressing the button.
If it becomes difficult to turn the key,
inspect the key blade for debris.
See your dealer if a new key is
needed.
Contact Roadside Assistance if
locked out of the vehicle. See
Roadside Assistance Program
0388.
With an active OnStar subscription,
an OnStar Advisor may remotely
unlock the vehicle. See OnStar
Overview 0398.
Remote Keyless Entry
(RKE) System
See Radio Frequency Statement
0 394. If there is a decrease in the Remote
Keyless Entry (RKE) operating
range:
.
Check the distance. The
transmitter may be too far from
the vehicle.
. Check the location. Other
vehicles or objects may be
blocking the signal.
. Check the transmitter's battery.
See “Battery Replacement” later
in this section.
. If the transmitter is still not
working correctly, see your
dealer or a qualified technician
for service.
Remote Keyless Entry
(RKE) System Operation
The Keyless Access system allows
for vehicle entry when the Remote
Keyless Entry (RKE) transmitter is
within 1 m (3 ft). See “Keyless
Access Operation” following.
The RKE transmitter functions may
work up to 60 m (197 ft) away from
the vehicle.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Keys, Doors, and Windows 35
vehicle. Remaining transmitters
can be relearned during the
next steps.
The DIC display should now
show READY FOR REMOTE
# 1.
4. Place the new transmitter intothe transmitter pocket. The
transmitter pocket is inside the
center console storage area
between the driver and front
passenger seats. 5. Press ENGINE START/STOP.
When the transmitter is
learned, the DIC will display
that it is ready to program the
next transmitter.
6. Remove the transmitter from the transmitter pocket and
press the transmitter
KorQ
button.
To program additional
transmitters, repeat Steps 4–6.
When all additional transmitters
are programmed, press and
hold ENGINE START/STOP for
12 seconds to exit
programming mode.
7. Put the key back into the transmitter.
Starting the Vehicle with a Low
Transmitter Battery
When the vehicle is started, if the
transmitter battery is weak, the DIC
may display NO REMOTE
DETECTED or NO REMOTE KEY
WAS DETECTED PLACE KEY IN
TRANSMITTER POCKET THEN
START YOUR VEHICLE. The REPLACE BATTERY IN REMOTE
KEY message may also be
displayed at this time.
To start the vehicle:
1. Open the center console storage area by opening the
armrest.
2. Place the transmitter in the
transmitter pocket.
3. With the vehicle in P (Park) or N (Neutral), press the brake
pedal and ENGINE
START/STOP.
Replace the transmitter battery
as soon as possible.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
36 Keys, Doors, and Windows
Battery Replacement
Replace the battery in the
transmitter soon if the REPLACE
BATTERY IN REMOTE KEY
message displays in the DIC.
Caution
When replacing the battery, do
not touch any of the circuitry on
the transmitter. Static from your
body could damage the
transmitter.
To replace the battery:
1. Insert a flat, thin object in the center of the transmitter to
separate and remove the back
cover.
2. Lift the battery with a flat
object.
3. Remove the battery.
4. Insert the new battery, positive side toward the back cover.
Replace with a CR2032 or
equivalent battery.
5. Push together the transmitter.
Remote Vehicle Start
If available, this feature allows the
engine to be started from outside of
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 a remote start
based on cold ambient conditions.
The rear fog indicator light does not
come on during a remote start.
If the vehicle has heated or
ventilated seats, they may come on
during a remote start. See Heated
and Ventilated Front Seats 064.
If equipped with a remote start
heated steering wheel, the heated
wheel will turn on automatically in
remote start along with the heated
seats when it is cold outside. See
Heated Steering Wheel 0120.
Laws in some local communities
may restrict the use of remote
starters. For example, some laws

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Keys, Doors, and Windows 39
open. See“Keyless Access
Operation” inRemote Keyless Entry
(RKE) System Operation 030.
Driver Door Key Lock Cylinder
Access (In Case of Dead
Battery)
To access the driver door key lock
cylinder:
1. Pull the door handle (1) to the open position and hold it open
until cap removal is complete.
2. Insert the key into the slot (3) on the bottom of the cap (2)
and lift the key upward. 3. Move the cap (2) rearward and
remove.
4. Use the key in the cylinder.
To replace the cap: 1. Pull the door handle (1) to the open position and hold it open
until cap installation is
complete.
2. Insert the two tabs (6) at the
back of the cap between the
seal (5) and the metal base (4).
3. Slide the cap forward andpress the forward edge to
install the cap in place.
4. Release the door handle.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Keys, Doors, and Windows 43
Manual Liftgate
To unlock the liftgate, pressKon
the power door lock switch or press
Kon the RKE transmitter twice to
unlock all doors. Press the touch
pad on the bottom of the liftgate 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.
If equipped with Keyless Access,
the liftgate can be opened when
locked if the RKE transmitter is within 1 m (3 ft) of the touch pad.
See
Remote Keyless Entry (RKE)
System Operation 030.
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.
Power Liftgate Operation
{Warning
You or others could be injured if
caught in the path of the power
liftgate. Make sure there is no one
in the way of the liftgate as it is
opening and closing.
Caution
Driving with an open and
unsecured liftgate may result in
damage to the power liftgate
components.
If equipped with a power liftgate, the
switch is on the driver door. The
vehicle must be in P (Park).
The modes are:
. MAX: Opens to maximum
height.
. 3/4: Opens to a reduced height
that can be set from 3/4 to fully
open. Use to prevent the liftgate
from opening into overhead
obstructions such as a garage
door or roof-mounted cargo. The
liftgate can be manually opened
all the way.
. OFF: Opens manually only.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Keys, Doors, and Windows 53
Warning (Continued)
system override, make sure that
all people and obstructions are
clear of the window path.
When the engine is on, override the
automatic reversal system by pulling
and holding the window switch if
conditions prevent it from closing.
Programming the Power
Windows
Programming may be necessary if
the vehicle battery has been
disconnected or discharged. If the
window is unable to express-up,
program each express-close
window: 1. Close all doors.
2. Turn the ignition on or to ACC/ ACCESSORY.
3. Partially open the window to be programmed. Then close it and
continue to pull the switch
briefly after the window has
fully closed. 4. Open the window and continue
to press the switch briefly after
the window has fully opened.
Remote Window Operation
If equipped, this feature allows all
windows to be opened remotely.
If enabled in vehicle personalization,
press and hold
Kon the Remote
Keyless Entry (RKE) transmitter to
open all windows. See Vehicle
Personalization 0152.
Sun Visors
Pull the sun visor down to block
glare. Detach the sun visor from the
center mount to pivot to the side
window and, if equipped, extend
along the rod.
Roof
Sunroof
If equipped, the ignition must be on
or in ACC/ACCESSORY,
or Retained Accessory Power (RAP)
must be active to operate the
sunroof.
See Ignition Positions 0221 and
Retained Accessory Power (RAP)
0 226.
1. Sunroof Switch (SLIDE)
2. Vent Switch (TILT)

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
222 Driving and Operating
The Remote Keyless Entry (RKE)
transmitter must be in the vehicle for
the system to operate. If the
pushbutton start is not working, the
vehicle may be near a strong radio
antenna signal causing interference
to the Remote Keyless Entry (RKE)
system. SeeRemote Keyless Entry
(RKE) System Operation 030.
To shift out of P (Park), the vehicle
must be on and the brake pedal
must be applied.
Stopping the Engine/LOCK/
OFF (No Indicator Lights) : When
the vehicle is stopped, press
ENGINE START/STOP once to turn
the engine off.
If the vehicle is in P (Park), the
ignition will turn off, and Retained
Accessory Power (RAP) will remain
active. See Retained Accessory
Power (RAP) 0226.
If the vehicle is not in P (Park), the
ignition will return to ACC/
ACCESSORY and display the
message SHIFT TO PARK in the
Driver Information Center (DIC). When the vehicle is shifted into
P (Park), the ignition system will
turn off.
Do not turn the engine off when the
vehicle is moving. This will cause a
loss of power assist in the brake
and steering systems and disable
the airbags.
If the vehicle must be shut off in an
emergency:
1. Brake using a firm and steady pressure. Do not pump the
brakes repeatedly. This may
deplete power assist, requiring
increased brake pedal force.
2. Shift the vehicle to N (Neutral). This can be done while the
vehicle is moving. After shifting
to N (Neutral), firmly apply the
brakes and steer the vehicle to
a safe location.
3. Come to a complete stop, shift to P (Park), and turn the
ignition off.
4. Set the parking brake. See Electric Parking Brake 0233.{Warning
Turning off the vehicle while
moving may cause loss of power
assist in the brake and steering
systems and disable the airbags.
While driving, only shut the
vehicle off in an emergency.
If the vehicle cannot be pulled over,
and must be shut off while driving,
press and hold ENGINE START/
STOP for longer than two seconds,
or press twice in five seconds.
ACC/ACCESSORY (Amber
Indicator Light) : This mode allows
some electrical accessories to be
used when the engine is off.
With the ignition off, pressing the
button one time without the brake
pedal applied will place the ignition
system in ACC/ACCESSORY.
The ignition will switch from ACC/
ACCESSORY to off after
five minutes to prevent battery
rundown.

GMC Acadia/Acadia Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-11349114) - 2018 - crc - 9/21/17
Driving and Operating 223
ON/RUN/START (Green Indicator
Light) :This mode is for driving and
starting. With the ignition off, and
the brake pedal applied, pressing
the button once will place the
ignition system in ON/RUN/START.
Once engine cranking begins,
release the button. Engine cranking
will continue until the engine starts.
See Starting the Engine 0223. The
ignition will then remain in ON/RUN.
Service Mode
This power mode is available for
service and diagnostics, and to
verify the proper operation of the
malfunction indicator lamp as may
be required for emission inspection
purposes. With the vehicle off, and
the brake pedal not applied,
pressing and holding the button for
more than five seconds will place
the vehicle in Service Mode. The
instruments and audio systems will
operate as they do in ON/RUN, but
the vehicle will not be able to be
driven. The engine will not start in
Service Mode. Press the button
again to turn the vehicle off.Starting the Engine
Move the shift lever to P (Park) or
N (Neutral). The engine will not start
in any other position. To restart the
engine when the vehicle is already
moving, use N (Neutral) only.
Caution
Do not try to shift to P (Park) if the
vehicle is moving. If you do, you
could damage the transmission.
Shift to P (Park) only when the
vehicle is stopped.
Caution
If you add electrical parts or
accessories, you could change
the way the engine operates. Any
resulting damage would not be
covered by the vehicle warranty.
See Add-On Electrical Equipment
0 278.
Starting Procedure
1. With the Keyless Access
system, the RKE transmitter
must be in the vehicle. Press
ENGINE START/STOP with the
brake pedal applied. When the
engine begins cranking, let go
of the button.
The idle speed will go down as
the engine gets warm. Do not
race the engine immediately
after starting it.
If the RKE transmitter is not in
the vehicle, if there is
interference, or if the RKE
battery is low, the Driver
Information Center (DIC) will
display a message.
Caution
Cranking the engine for long
periods of time, by returning the
ignition to the START position
immediately after cranking has
ended, can overheat and damage
the cranking motor, and drain the
(Continued)