
Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
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38 Keys, Doors, and Windows
.The engine coolant temperature
is too high.
. The oil pressure is low.
. Two remote vehicle starts, or a
single remote start with an
extension, have already
been used.
. The vehicle is not in P (Park).
Door Locks
{Warning
Unlocked doors can be
dangerous.
. Passengers, especially
children, can easily open
the doors and fall out of a
moving vehicle. The doors
can be unlocked and
opened while the vehicle is
moving. The chance of
being thrown out of the
vehicle in a crash is
increased if the doors are
not locked. So, all
(Continued)
Warning (Continued)
passengers should wear
seat belts properly and the
doors should be locked
whenever the vehicle is
driven.
. Young children who get into
unlocked vehicles may be
unable to get out. A child
can be overcome by
extreme heat and can suffer
permanent injuries or even
death from heat stroke.
Always lock the vehicle
whenever leaving it.
. Outsiders can easily enter
through an unlocked door
when you slow down or stop
the vehicle. Locking the
doors can help prevent this
from happening. To lock/unlock the doors from
outside the vehicle:
.
PressQorKon the Remote
Keyless Entry (RKE) transmitter.
See Remote Keyless Entry
(RKE) System Operation 030.
. Use Keyless Access. See
“Keyless Access Operation” in
Remote Keyless Entry (RKE)
System Operation 030.
To lock/unlock the doors from inside
the vehicle:
. Press
QorKon a power door
lock switch.
. Pull the door handle once to
unlock it. Pull the door handle
again to unlatch it.
. Push down on the door lock
knob on the top of the door to
lock the door. Manually locking
the driver door also
automatically locks all other
doors.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
Keys, Doors, and Windows 39
Keyless Access
The RKE transmitter must be within
1 m (3 ft) of the liftgate or door
being opened. Push the button on
the door to open. SeeRemote
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. Insert the key into the slot on the bottom of the cap.
2. Lift the key upward to remove the cap.
3. Insert the key into the cylinder and turn to unlock.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
42 Keys, Doors, and Windows
2. Close the door.
3. Do the same for the otherrear door.
To open a rear door when the safety
lock is on: 1. Unlock the door by activating the inside handle, pressing the
power door lock switch,
or using the Remote Keyless
Entry (RKE) transmitter.
2. Open the door from the outside.
When the safety lock is enabled,
adults and older children will not be
able to open the rear door from the
inside. Cancel the safety locks to
enable the doors to open from the
inside.
To cancel the safety lock: 1. Unlock the door and open it from the outside.
2. Move the lever up to unlock. Do the same for the other door.Doors
Liftgate
{Warning
Exhaust gases can enter the
vehicle if it is driven with the
liftgate or trunk/hatch open,
or with any objects that pass
through the seal between the
body and the trunk/hatch or
liftgate. Engine exhaust contains
carbon monoxide (CO) which
cannot be seen or smelled. It can
cause unconsciousness and even
death.
If the vehicle must be driven with
the liftgate or trunk/hatch open:
. Close all of the windows.
. Fully open the air outlets on
or under the instrument
panel.
(Continued)
Warning (Continued)
.Adjust the climate control
system to a setting that
brings in only outside air
and set the fan speed to the
highest setting. See
“Climate Control Systems”
in the Index.
. If the vehicle is equipped
with a power liftgate, disable
the power liftgate function.
See Engine Exhaust 0193.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
Keys, Doors, and Windows 43
Manual Liftgate
Hatchback
To open the liftgate, press the
emblem on the end of the liftgate.
Unlocking all doors will also unlock
the liftgate.
Use the handle to lower and close
the liftgate. If equipped, 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 emblem. See
Remote Keyless Entry (RKE)
System Operation030.
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. Station Wagon
To open the liftgate, press the touch
pad on the bottom of the liftgate.
Use the handle to lower and close
the liftgate. Do not press the touch
pad while closing the liftgate. This
will cause the liftgate to be
unlatched.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
50 Keys, Doors, and Windows
Vehicle Security
This vehicle has theft-deterrent
features; however, they do not make
the vehicle impossible to steal.
Vehicle Alarm System
Anti-Theft Locking System
{Warning
Do not use the system if there are
people in the vehicle! The doors
cannot be unlocked or opened
from the inside.
The vehicle is equipped with a
deadbolt locking feature in addition
to the standard door locks.
The deadbolt is engaged whenever
Qon the RKE transmitter is pressed
twice within five seconds with all
doors closed and the vehicle off.
The deadbolt lock can also be
engaged with the Keyless Access
system. See “Keyless Access
Operation” inRemote Keyless Entry
(RKE) System Operation 030. When the doors are secured with
the deadbolt, they cannot be
unlocked or opened using the
controls or handles inside the
vehicle.
Press
Kon the transmitter once to
open the deadbolt and unlock the
driver door. Pressing
Kagain within
five seconds will unlock all of the
doors.
Anti-Theft Alarm System
The anti-theft alarm system is
combined with the anti-theft locking
system. The system monitors:
. The doors, liftgate, and hood.
. The passenger compartment
and cargo area.
. Vehicle inclination.
. The ignition. Indicator Light
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, or there is a system fault.
Slow Flash : Alarm system is
armed.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
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52 Keys, Doors, and Windows
Immobilizer Operation
This vehicle has a passive
theft-deterrent system.
The system does not have to be
manually armed or disarmed.
The vehicle is automatically
immobilized when the transmitter
leaves the vehicle.
The immobilization system is
disarmed when ENGINE START/
STOP is pressed and a valid
transmitter is in the vehicle.
The security light in the instrument
cluster comes on when there is a
problem with arming or disarming
the theft-deterrent system.The system has one or more
transmitters matched to an
immobilizer control unit in the
vehicle. Only a correctly matched
transmitter will start the vehicle.
If the transmitter is damaged, the
vehicle may not start.
When trying to start the vehicle, the
security light comes on briefly when
the ignition is turned on.
If the vehicle does not start and the
security light stays on, there is a
problem with the system. Turn the
vehicle off and try again.
If the RKE transmitter appears to be
undamaged, try another transmitter,
or place the transmitter in the
transmitter pocket. See
“Starting the
Vehicle with a Low Transmitter
Battery” underRemote Keyless
Entry (RKE) System Operation 030. If the vehicle does not start with the
other transmitter or when the
transmitter is in the transmitter
pocket, the vehicle needs service.
See your dealer who can service
the theft-deterrent system and have
a new transmitter programmed to
the vehicle.
Do not leave the transmitter or
device that disarms or deactivates
the theft-deterrent system in the
vehicle.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
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Keys, Doors, and Windows 55
Windows
{Warning
Never leave a child, a helpless
adult, or a pet alone in a vehicle,
especially with the windows
closed in warm or hot weather.
They can be overcome by the
extreme heat and suffer
permanent injuries or even death
from heat stroke.
The vehicle aerodynamics are
designed to improve fuel economy
performance. This may result in a
pulsing sound when either rear
window is down and the front
windows are up. To reduce the
sound, open either a front window
or the sunroof, if equipped.
Power Windows
{Warning
Children could be seriously
injured or killed if caught in the
path of a closing window. Never
leave the Remote Keyless Entry
(RKE) transmitter in a vehicle with
children. When there are children
in the rear seat, use the window
lockout switch to prevent
operation of the windows. See
Keys029.The power windows work when the
ignition is on, in ACC/ACCESSORY,
or when Retained Accessory Power
(RAP) is active. See Retained
Accessory Power (RAP) 0191.
Using the window switch, press to
open or pull to close the window.
The windows may be temporarily
disabled if they are used repeatedly
within a short time.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
66 Seats and Restraints
Memory Seats
If equipped, memory seats allow two
drivers to save and recall their
unique seat positions for driving the
vehicle, and a shared exit position
for getting out of the vehicle. Other
feature positions may also be
saved, such as power mirrors and
power steering wheel, if equipped.
Memory positions are linked to RKE
transmitter 1 or 2 for automatic
memory recalls.
Before saving, adjust all available
memory feature positions. Turn the
ignition on and then press and
release SET; a beep will sound.Then immediately press and hold 1,
2, or
B(Exit) until two beeps
sound. To manually recall these
positions, press and hold 1, 2, or
B
until the saved position is reached.
Follow the instructions under
“Saving Memory Positions.”
The vehicle identifies the current
driver ’s RKE transmitter number (1–
8). See Remote Keyless Entry
(RKE) System Operation 030. Only
RKE transmitters 1 and 2 can be
used for automatic memory recalls.
A Driver Information Center (DIC)
welcome message indicating the
transmitter number may display for
the first few ignition cycles following
a transmitter change. For Auto
Memory Recall to work properly,
save the positions to the memory
button (1 or 2) matching the RKE
transmitter number displayed in the
DIC welcome message. Carry the
linked RKE transmitter when
entering the vehicle. Memory adjustments may not be
available upon delivery or after
service until steps in
“Saving
Memory Positions” section are
performed.
Vehicle Personalization Settings
. To have the Auto Memory Recall
movement begin when the
vehicle is started, select the
Settings menu, then Vehicle,
then Comfort and Convenience,
and then Auto Memory Recall.
Select On or Off. See “Auto
Memory Recall” later in this
section.
. To begin Easy Exit Recall
movement when the ignition is
turned off and the driver door is
opened, or when the ignition is
turned off with the driver door
already opened, select the
Settings menu, then Vehicle,
then Comfort and Convenience,
and then Easy Exit Options.
Select On or Off. See “Easy Exit
Recall” later in this section.