door lock BUICK REGAL 2018 Owner's Manual

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
In Brief 5
In Brief
Instrument Panel
Instrument Panel . . . . . . . . . . . . . . . . 6
Initial Drive Information
Initial Drive Information . . . . . . . . . . 8
Stop/Start System . . . . . . . . . . . . . . . 8
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . . 9
Door Locks . . . . . . . . . . . . . . . . . . . . . 9
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . 10
Windows . . . . . . . . . . . . . . . . . . . . . . . 10
Seat Adjustment . . . . . . . . . . . . . . . 11
Memory Features . . . . . . . . . . . . . . 14
Heated and Ventilated Seats . . . 15
Head Restraint Adjustment . . . . 15
Seat Belts . . . . . . . . . . . . . . . . . . . . . 15
Passenger Sensing System . . . 16
Mirror Adjustment . . . . . . . . . . . . . . 16
Steering Wheel Adjustment . . . . 17
Interior Lighting . . . . . . . . . . . . . . . . 17
Exterior Lighting . . . . . . . . . . . . . . . 18
Windshield Wiper/Washer . . . . . . 19
Climate Controls . . . . . . . . . . . . . . . 20
Transmission . . . . . . . . . . . . . . . . . . 21
Vehicle Features
Infotainment System . . . . . . . . . . . 21
Steering Wheel Controls . . . . . . . 21
Cruise Control . . . . . . . . . . . . . . . . . 22
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . 22
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . . . 23
Forward Automatic Braking (FAB) . . . . . . . . . . . . . . . . 23
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . 23
Lane Keep Assist (LKA) . . . . . . . 23
Lane Change Alert (LCA) . . . . . . 23
Rear Vision Camera (RVC) . . . . 24
Rear Cross Traffic Alert (RCTA) System . . . . . . . . . . . . . . . . . . . . . . . 24
Parking Assist . . . . . . . . . . . . . . . . . 24
Power Outlets . . . . . . . . . . . . . . . . . 24
Universal Remote System . . . . . 25
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 25
Performance and Maintenance
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . 26
Tire Pressure Monitor . . . . . . . . . . 26
Fuel (2.0L Turbo Engine) . . . . . . 27
Fuel (3.6L Engine) . . . . . . . . . . . . . 27
E85 or FlexFuel . . . . . . . . . . . . . . . . 27
Engine Oil Life System . . . . . . . . 27 Driving for Better Fuel
Economy . . . . . . . . . . . . . . . . . . . . . 28
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . 28

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
8 In Brief
Initial Drive
Information
This section provides a brief
overview about some of the
important features that may or may
not be on your specific vehicle.
For more detailed information, refer
to each of the features which can be
found later in this owner’s manual.
Stop/Start System
The vehicle may be equipped with a
fuel saving Stop/Start system to
shut off the engine and help
conserve fuel.
When the brakes are applied and
the vehicle is at a complete stop,
the engine may turn off. When the
brake pedal is released or the
accelerator pedal is pushed, the
engine will restart.
SeeStarting the Engine 0188.
Remote Keyless Entry
(RKE) System
With Remote Start and Power
Liftgate Shown
The Remote Keyless Entry (RKE)
transmitter may work up to 60 m
(197 ft) away from the vehicle.
K: Press to unlock the driver door
and the fuel door. Press again within
five seconds to unlock all doors and
the liftgate. The RKE transmitter can
be programmed to unlock all doors
on the first button press. See
Vehicle Personalization 0150.
Q:Press to lock all doors, the fuel
door, and the liftgate.
7: Press and release one time to
initiate the vehicle locator. The
exterior lamps flash and the horn
chirps three times.
Press and hold
7for at least
three seconds to sound the panic
alarm. The horn sounds and the
turn signals flash for about
30 seconds or until
7is pressed
again or the vehicle is started.
/: If equipped, press and releaseQand 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 036.
b:If equipped, press twice to
open the liftgate.
See Remote Keyless Entry (RKE)
System Operation 030.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
In Brief 9
Remote Vehicle Start
If equipped, the engine can be
started from outside of the vehicle.
Starting the Vehicle
1. Press and releaseQon the
RKE transmitter.
2. Immediately press and hold
/
for at least four seconds or until
the turn signal lamps flash.
Start the vehicle normally after
entering.
When the vehicle starts, the parking
lamps will turn on.
Remote start can be extended.
Canceling a Remote Start
To cancel a remote start, do one of
the following:
. Press and hold
/until the
parking lamps turn off.
. Turn on the hazard warning
flashers.
. Turn the vehicle on and then off.
See Remote Vehicle Start 036.
Door Locks
To lock or unlock the door from
outside the vehicle:
.
Press
QorKon the Remote
Keyless Entry (RKE) transmitter.
. Use Keyless Access.
. Use the key. The key lock
cylinder is covered with a cap.
See Door Locks 038.
From inside the vehicle pull once on
the door handle to unlock it. Pulling
the door handle again unlatches it.
Pushing down the manual lock knob
on the driver door will lock all doors.
Pushing down the manual lock knob
on a passenger door will lock that
door only.
See Door Locks 038.
Power Door Locks
K:Press to unlock the doors.
Q: Press to lock the doors. The
indicator light in the switch will
illuminate when activated.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
10 In Brief
Liftgate
To unlock the liftgate, pressKon
the power door lock switch or
press
Kon the Remote Keyless
Entry (RKE) transmitter twice to
unlock all doors and the liftgate.
Press the emblem on the end of the
liftgate to open the liftgate. See
Remote Keyless Entry (RKE)
System Operation 030.
Use the handle to lower and close
the liftgate.
Power Liftgate Operation
If equipped with a power liftgate, the
switch is on the driver door. The
vehicle must be in P (Park).
Choose the power liftgate mode by
selecting MAX or 3/4. Press
8.
The driver door must be unlocked.
On the RKE transmitter press
b
twice quickly until the liftgate starts
moving.
Press any liftgate button while the
liftgate is moving to stop it. Pressing
again reverses the direction. To close, press
lon the opposite
side of the liftgate from the pull cup.
To disable the power liftgate
function, select OFF on the liftgate
switch. See Liftgate042.
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
Keys 029.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
In Brief 17
Folding Mirrors
The outside mirrors can be folded
inward to prevent damage when
going through an automatic car
wash. Push the mirror outward to
return it to the original position.
Steering Wheel
Adjustment
To adjust the steering wheel:1. Pull the lever down.
2. Move the steering wheel up or down.
3. Pull or push the steering wheel closer or away from you.
4. Pull the lever up to lock the steering wheel in place.
Do not adjust the steering wheel
while driving.
Interior Lighting
Dome Lamps
The dome lamp controls are in the
overhead console.
To operate, press the following
buttons:
jOFF : Press to turn off the
dome lamps when a door is open.
An indicator light on the button will
turn on when the dome lamp
override is activated. Press
j
OFF again to deactivate this feature

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
Keys, Doors, and Windows 29
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . 30
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . . 30
Remote Vehicle Start . . . . . . . . . . 36
Door Locks . . . . . . . . . . . . . . . . . . . . 38
Power Door Locks . . . . . . . . . . . . . 40
Delayed Locking . . . . . . . . . . . . . . . 40
Automatic Door Locks . . . . . . . . . 41
Lockout Protection . . . . . . . . . . . . . 41
Safety Locks . . . . . . . . . . . . . . . . . . . 41
Doors
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . 42
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 50
Vehicle Alarm System . . . . . . . . . 50
Immobilizer . . . . . . . . . . . . . . . . . . . . 51
Immobilizer Operation . . . . . . . . . 52
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 53
Power Mirrors . . . . . . . . . . . . . . . . . . 53 Folding Mirrors . . . . . . . . . . . . . . . . . 53
Heated Mirrors . . . . . . . . . . . . . . . . . 53
Reverse Tilt Mirrors . . . . . . . . . . . . 54
Interior Mirrors
Interior Rearview Mirrors . . . . . . . 54
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 54
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . 55
Power Windows . . . . . . . . . . . . . . . 55
Sun Visors . . . . . . . . . . . . . . . . . . . . . 57
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 57
Keys and Locks
Keys
{Warning
Leaving children in a vehicle with
a Remote Keyless Entry (RKE)
transmitter is dangerous and
children or others could be
seriously injured or killed. They
could operate the power windows
or other controls or make the
vehicle move. The windows will
function with the RKE transmitter
in the vehicle, and children or
others could be caught in the path
of a closing window. Do not leave
children in a vehicle with an RKE
transmitter.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
30 Keys, Doors, and Windows
The key inside the Remote Keyless
Entry (RKE) transmitter can be used
for all locks.To remove the key, push the button
on the rear of the transmitter and
pull the key out. Do not try to
remove the key without pushing the
button.
See your dealer if a new key is
needed.
If locked out of the vehicle, see
Roadside Assistance Program
0
350.
With an active OnStar service plan,
an OnStar Advisor may remotely
unlock the vehicle. See OnStar
Overview 0360.
Remote Keyless Entry
(RKE) System
See Radio Frequency Statement
0 356.
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” later in this
section.
The RKE transmitter functions may
work up to 60 m (197 ft) away from
the vehicle.
Other conditions, such as those
previously stated, can impact the
performance of the RKE transmitter.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
Keys, Doors, and Windows 31
Without Remote Start or PowerLiftgate
With Remote Start Only
With Remote Start and PowerLiftgate
K:Press to unlock the driver door
and the fuel door. Press
Kagain
within five seconds to unlock all
doors and the liftgate. The RKE
transmitter can be programmed to
unlock all doors on the first button
press. See Vehicle Personalization
0 150.
The turn signal indicators may flash
to indicate unlocking. See Vehicle
Personalization 0150.
Pressing
Kwill disarm the
theft-deterrent system. See Vehicle
Alarm System 050.
Q:Press to lock all doors, the fuel
door, and the liftgate.
The turn signal indicators may flash
and/or the horn may sound on the
second press to indicate locking.
See Vehicle Personalization 0150.
If the driver door is open when
Qis
pressed, all doors lock and then the
driver door will immediately unlock,
if enabled. See Vehicle
Personalization 0150.
If the passenger door is open when
Qis pressed, all doors lock.
Pressing
Qmay also arm the
theft-deterrent system. See Vehicle
Alarm System 050.
7:Press and release one time to
initiate the vehicle locator. The
exterior lamps flash and the horn
chirps three times.
Press and hold
7for at least
three seconds to sound the panic
alarm. The horn sounds and the
turn signals flash for about
30 seconds or until
7is pressed
again or the vehicle is started.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
32 Keys, Doors, and Windows
/:If equipped, press and releaseQand 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 036.
b:If equipped, press twice to
open the liftgate.
Keyless Access Operation
The Keyless Access system allows
you to lock and unlock the doors
and access the liftgate without
removing the RKE transmitter from
your pocket, purse, briefcase, etc.
The RKE transmitter should be
within 1 m (3 ft) of the liftgate or door
being opened. There are buttons on
the outside door handles.
Keyless Access can be
programmed to unlock all doors on
the first lock/unlock press from the
driver door. See Vehicle
Personalization 0150.
If equipped with memory seats, RKE
transmitters 1 and 2 are linked to
seating positions of memory 1 or 2.
See Memory Seats 066. Keyless Unlocking/Locking from
the Driver Door
When the doors are locked and the
RKE transmitter is within 1 m (3 ft)
of the driver door handle, pressing
the lock/unlock button on the driver
door handle will unlock the driver
door. If the lock/unlock button is
pressed again within five seconds,
all passenger doors will unlock. Pull
the door handle to unlatch the door.
Driver Side Shown, Passenger
Similar Pressing the lock/unlock button will
cause all doors to lock if any of the
following occur:
.
It has been more than
five seconds since the first lock/
unlock button press.
. Two lock/unlock button presses
were used to unlock all doors.
. Any vehicle door has opened
and all doors are now closed.
Keyless Unlocking/Locking from
the Passenger Doors
When the doors are locked and the
RKE transmitter is within 1 m (3 ft)
of the passenger door handle,
pressing the lock/unlock button on
the passenger door handle will
unlock all doors.
Pressing the lock/unlock button will
cause all doors to lock if any of the
following occur:
. The lock/unlock button was used
to unlock all doors.
. Any vehicle door has opened
and all doors are now closed.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
Keys, Doors, and Windows 33
Anti-Theft Locking from Any Door
When all doors are locked using the
lock/unlock button, a second press
of the button within five seconds will
activate the Anti-Theft Locking
system.
Anti-Theft Unlocking from
Any Door
When all doors are unlocked using
the lock/unlock button, the
Anti-Theft Locking system will be
deactivated.
Passive Locking
This feature will lock the vehicle
several seconds after all doors are
closed, if the vehicle is off and at
least one RKE transmitter has been
removed from the interior or none
remain in the interior.
The fuel door will lock.
If other electronic devices interfere
with the RKE transmitter signal, the
vehicle may not detect the RKE
transmitter inside the vehicle.
If passive locking is enabled, the
doors may lock with the RKEtransmitter inside the vehicle. Do
not leave the RKE transmitter in an
unattended vehicle.
To customize the doors to
automatically lock when exiting the
vehicle, see
Vehicle Personalization
0 150.
Temporary Disable of Passive
Locking
Temporarily disable passive locking
by pressing and holding
Kon the
interior door switch with a door open
for at least four seconds, or until
three chimes are heard. Passive
locking will then remain disabled
until
Qon the interior door is
pressed, or until the vehicle is
turned on.
Remote Left in Vehicle Alert
When the vehicle is turned off and
an RKE transmitter is left in the
vehicle, the horn will chirp three
times after all doors are closed. To
turn on or off, see Vehicle
Personalization 0150. Remote No Longer in Vehicle Alert
If the vehicle is on with a door open,
and then all doors are closed, the
vehicle will check for RKE
transmitters inside. If an RKE
transmitter is not detected, the
Driver Information Center (DIC) will
display NO REMOTE DETECTED
and the horn will chirp three times.
This occurs only once each time the
vehicle is driven. To turn on or off,
see
Vehicle Personalization 0150.
Keyless Liftgate Opening
When the doors are locked, press
the touch pad under the emblem to
open the liftgate if the RKE
transmitter is within 1 m (3 ft).
Key Access
To access a vehicle with a weak
transmitter battery, see Door Locks
0 38.
Programming Transmitters to
the Vehicle
Only RKE transmitters programmed
to the vehicle will work. If a
transmitter is lost or stolen, a