2018 BUICK REGAL start

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
26 In Brief
If an object is in the path of the
sunroof while it is closing, the
automatic reversal feature will
detect the object and stop the
sunroof. The sunroof will then return
to the full-open or vent position.
Vent (If Equipped) :Press
E(2) to
vent the sunroof. Press
g(2) to
close the sunroof vent.
Sunshade
If equipped with a manual
sunshade, slide the sunshade to
open or close it. The sunshade is
always open when the sunroof
is open.
Power Sunshade Switch
Open/Close (If Equipped) :
Press
Q(2) to open the power
sunshade. Press
Q(2) to close
the power sunshade.
The sunroof has an automatic
reversal feature.
See Sunroof 057.
Performance and
Maintenance
Traction Control/
Electronic Stability
Control
The Traction Control System (TCS)
limits wheel slip. The system turns
on automatically every time the
vehicle is started.
The StabiliTrak system assists with
directional control of the vehicle in
difficult driving conditions. The
system turns on automatically every
time the vehicle is started.
.
To turn off TCS, press and
release
gon the center stack.
iilluminates and the
appropriate Driver Information
Center (DIC) message may
display.
. To turn TCS on again, press and
release
g. .
To turn off both TCS and
StabiliTrak, press and hold
g
untiliandgilluminate in the
instrument cluster. A DIC
message may display.
. Press and release
gto turn on
both systems.
See Traction Control/Electronic
Stability Control 0201.
Tire Pressure Monitor
This vehicle may have a Tire
Pressure Monitor System (TPMS).
The low tire pressure warning light
alerts to a significant loss in
pressure of one of the vehicle's
tires. If the warning light comes on,
stop as soon as possible and inflate
the tires to the recommended
pressure shown on the Tire and

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
In Brief 27
Loading Information label. See
Vehicle Load Limits0183. The
warning light will remain on until the
tire pressure is corrected.
The low tire pressure warning light
may come on in cool weather when
the vehicle is first started, and then
turn off as the vehicle is driven. This
may be an early indicator that the
tire pressures are getting low and
the tires need to be inflated to the
proper pressure.
The TPMS does not replace normal
monthly tire maintenance. Maintain
the correct tire pressures.
See Tire Pressure Monitor System
0 283.
Fuel (2.0L Turbo Engine)
Premium Recommended Fuel
Use premium 93 octane unleaded
gasoline in your vehicle. Unleaded
gasoline with an octane rating as
low as 87 may be used, but it will
reduce performance and fuel
economy. See Fuel0227.
Fuel (3.6L Engine)
Regular Fuel
Use only unleaded gasoline rated
87 octane or higher in your vehicle.
Do not use gasoline with an octane
rating lower as it may result in
vehicle damage and lower fuel
economy. See Fuel0227.
E85 or FlexFuel
No E85 or FlexFuel
Gasoline-ethanol fuel blends greater
than E15 (15% ethanol by volume),
such as E85, cannot be used in this
vehicle.
Engine Oil Life System
The engine oil life system calculates
engine oil life based on vehicle use
and displays the CHANGE ENGINE
OIL SOON message when it is time
to change the engine oil and filter.
The oil life system should be reset
to 100% only following an oil
change.
Resetting the Oil Life System
1. Using the DIC controls on the right side of the steering wheel,
display REMAINING OIL LIFE

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
28 In Brief
on the DIC. SeeDriver
Information Center (DIC) 0141.
When remaining oil life is low,
the CHANGE ENGINE OIL
SOON message will appear on
the display.
2. Press
Von the DIC controls
and hold down for a few
seconds to clear the CHANGE
ENGINE OIL SOON message
and reset the oil life at 100%.
Be careful not to reset the oil
life display accidentally at any
time other than after the oil is
changed. It cannot be reset
accurately until the next oil
change.
See Engine Oil Life System 0249.
Driving for Better Fuel
Economy
Driving habits can affect fuel
mileage. Here are some driving tips
to get the best fuel economy
possible.
.
Set the climate controls to the
desired temperature after the
engine is started, or turn them
off when not required.
. Avoid fast starts and accelerate
smoothly.
. Brake gradually and avoid
abrupt stops.
. Avoid idling the engine for long
periods of time.
. When road and weather
conditions are appropriate, use
cruise control.
. Always follow posted speed
limits or drive more slowly when
conditions require.
. Keep vehicle tires properly
inflated.
. Combine several trips into a
single trip. .
Replace the vehicle's tires with
the same TPC Spec number
molded into the tire's sidewall
near the size.
. Follow recommended scheduled
maintenance.
Roadside Assistance
Program
U.S.: 1-800-252-1112
TTY Users (U.S. Only):
1-888-889-2438
Canada: 1-800-268-6800
New Buick owners are automatically
enrolled in the Roadside Assistance
Program.
See Roadside Assistance Program
0 350.

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
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
34 Keys, Doors, and Windows
replacement can be purchased and
programmed through your dealer.
The vehicle can be reprogrammed
so that lost or stolen RKE
transmitters no longer work. Any
remaining RKE transmitters will
need to be reprogrammed. Each
vehicle can have up to eight
transmitters matched to it.
Programming with Recognized
Transmitters
A new RKE transmitter can be
programmed to the vehicle when
there are two recognized RKE
transmitters. To program, the vehicle
must be off and all of the RKE
transmitters, both currently
recognized and new, must be
with you.
1. Place the recognized RKEtransmitters into the storage
bin with the lock icon.
2. Remove the key lock cylinder cap. See Door Locks 038.
3. Insert the vehicle key of the new RKE transmitter into the
key lock cylinder located on the
outside of the driver door and
turn the key counterclockwise
to the unlock position five times
within 10 seconds.
The DIC displays READY FOR
REMOTE #3, 4 or 5. 4. Place the new RKE transmitter
into the storage bin with the
buttons facing up.
5. Press ENGINE START/STOP. When the RKE transmitter is
learned, the DIC will show that
it is ready to program the next
transmitter.
6. Remove the RKE transmitter from the storage bin and
press
K.
To program additional RKE
transmitters, repeat Steps 3–5.
When all additional RKE
transmitters are programmed,
press and hold ENGINE
START/STOP for 12 seconds
to exit programming mode.
7. Put the key back into the transmitter.
8. Replace the key lock cylinder cap. See Door Locks 038.

Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada-
11486030) - 2018 - crc - 3/23/18
Keys, Doors, and Windows 35
Programming without a
Recognized Transmitter
If there are no currently recognized
RKE transmitters available, follow
this procedure to program up to
eight RKE transmitters. This
procedure will take approximately
30 minutes to complete. The vehicle
must be off and all of the RKE
transmitters you wish to program
must be with you.1. Remove the key lock cylinder cap. See Door Locks 038.
2. Insert the vehicle key of the RKE transmitter into the key
lock cylinder located on the
outside of the driver door and
turn the key to the unlock
position, counterclockwise, five
times within 10 seconds.
The DIC displays REMOTE
LEARN PENDING,
PLEASE WAIT.
3. Wait for 10 minutes until the DIC displays PRESS ENGINE
START BUTTON TO LEARN
and then press ENGINE
START/STOP. The DIC will again display
REMOTE LEARN PENDING,
PLEASE WAIT.
4. Repeat Step 2 two additional times. After the third time all
previously known RKE
transmitters will no longer work
with the vehicle. Remaining
RKE transmitters can be
relearned during the next
steps.
The DIC should now display
READY FOR REMOTE # 1.
5. Place the new RKE transmitterinto the storage bin with the
buttons facing up. 6. Press ENGINE START/STOP.
When the RKE transmitter is
learned, the DIC will show that
it is ready to program the next
transmitter.
7. Remove the RKE transmitter from the storage bin and
press
K.
To program additional RKE
transmitters, repeat Steps 4–6.
When all additional RKE
transmitters are programmed,
press and hold ENGINE
START/STOP for 12 seconds
to exit programming mode.
8. Put the key back into the transmitter.
9. Replace the key lock cylinder cap. See Door Locks 038.
Starting the Vehicle with a Low
Transmitter Battery
If the transmitter battery is weak or if
there is interference with the signal,
the DIC may display NO REMOTE
DETECTED or NO REMOTE KEY
WAS DETECTED PLACE KEY IN