2020 BUICK REGAL engine

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-13557849) -
2020 - CRC - 6/25/19
Introduction 3
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
!: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

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-13557849) -
2020 - CRC - 6/25/19
6 Introduction
1.Air Vents 0161.
2. Turn and Lane-Change Signals
0150.
3. Instrument Cluster 0107.
Driver Information Center (DIC)
Display. See Driver Information
Center (DIC) 0128.
4. Windshield Wiper/Washer
0100.
5. Hazard Warning Flashers
0150.
6. Light Sensor. See Automatic
Headlamp System 0148.
7. Infotainment 0155.
8. Traction Control/Electronic
Stability Control 0191.
9. Dual Automatic Climate Control
System 0156.
10. Transmitter Pocket. See Remote Keyless Entry (RKE)
System Operation 08. 11.
Lane Keep Assist (LKA) 0215
(If Equipped).
Park Assist Button (If
Equipped). See Driver
Assistance Systems 0203.
Selective Ride Control (GS
Models Only) 0192.
12. Wireless Charging 0103 (If
Equipped).
13. Shift Lever. See Automatic
Transmission 0184.
14. Electric Parking Brake 0188.
15. ENGINE START/STOP Button (Out of View). See Ignition
Positions 0176.
16. Steering Wheel Controls 0100.
Driver Information Center (DIC)
Controls. See Driver
Information Center (DIC) 0128.
17. Horn 0100.
18. Steering Wheel Adjustment
0100 (Out of View). 19.
Cruise Control 0194 (If
Equipped).
Adaptive Cruise Control 0196
(If Equipped).
Forward Collision Alert (FCA)
System 0207 (If Equipped).
Heated Steering Wheel 0100
(If Equipped).
20. Hood Release. See Hood
0 233.
21. Exterior Lamp Controls 0147.
Fog Lamps 0150.
22. Instrument Panel Fuse Block Cover. See Instrument Panel
Fuse Block 0263.
23. Data Link Connector (DLC) (Out of View). See Malfunction
Indicator Lamp (Check Engine
Light) 0119.
24. Head-Up Display (HUD) 0133
(If Equipped).
25. Instrument Panel Illumination
Control 0151.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-13557849) -
2020 - CRC - 6/25/19
10 Keys, Doors, and Windows
PressingKwill disarm the
theft-deterrent system. See Vehicle
Alarm System 029.
Q:Press to lock all doors 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 0138.
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 0138.
If the passenger door is open when
Qis pressed, all doors lock.
Pressing
Qmay also arm the
theft-deterrent system. See Vehicle
Alarm System 029.
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 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.
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 0138.
If equipped with memory seats, RKE
transmitters 1 and 2 are linked to
seating positions of memory 1 or 2.
See Memory Seats 045.
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.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-13557849) -
2020 - CRC - 6/25/19
Keys, Doors, and Windows 13
3. Insert the vehicle key of thenew RKE transmitter into the
key lock cylinder 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 #2, 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 017.
Programming without Recognized
Transmitters
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 017.
2. Insert the vehicle key of the RKE transmitter into the key
lock cylinder 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.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-13557849) -
2020 - CRC - 6/25/19
14 Keys, Doors, and Windows
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 017.
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
TRANSMITTER POCKET THEN
START YOUR VEHICLE when you
try to start the vehicle. The DIC may
also display REPLACE BATTERY
IN REMOTE KEY. To start the vehicle:
1. Place the RKE transmitter in
the storage bin with the buttons
facing up.
2. With the vehicle in P (Park) or N (Neutral), press the brake
pedal and ENGINE START/
STOP. See Starting the Engine
0 177 for additional information
about the vehicle's keyless
ignition with pushbutton start.
Replace the transmitter battery
as soon as possible.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-13557849) -
2020 - CRC - 6/25/19
Keys, Doors, and Windows 15
Battery Replacement
{Warning
Never allow children to play with
the RKE transmitter. The
transmitter contains a small
battery, which can be a choking
hazard. If swallowed, internal
burns can occur, resulting in
severe injury or death. Seek
medical attention immediately if a
battery is swallowed.
Caution
When replacing the battery, do
not touch any of the circuitry on
the transmitter. Static from your
body could damage the
transmitter.
Caution
Always replace the battery with
the correct type. Replacing the
battery with an incorrect type
could potentially create a risk of
battery explosion. Dispose of
used batteries according to
instructions and local laws. Do
not attempt to burn, crush, or cut
the used battery, and avoid
exposing the battery to
environments with extremely low
air pressures or high
temperatures.
Replace the battery if the DIC
displays REPLACE BATTERY IN
REMOTE KEY.
The battery is not rechargeable. To
replace the battery: 1. Press the button on the rear of the transmitter and pull the key
out. Never remove the key
without pressing the button.
2. Remove the battery cover by prying it with a finger. 3. Remove the battery by pushing
on the battery and sliding it
toward the key blade.
4. Insert the new battery, positive side facing up. Push the
battery down until it is held in
place. Replace with a CR2032
or equivalent battery.
5. Snap the battery cover back on to the RKE transmitter.
6. Reinsert the key.
Remote Vehicle Start
If equipped, this feature allows the
engine to be started 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 fog indicator light does not
come on during remote start. If the
vehicle has heated and ventilated

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-13557849) -
2020 - CRC - 6/25/19
16 Keys, Doors, and Windows
seats, they may come on during a
remote start. SeeHeated and
Ventilated Front Seats 048.
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.
Do not use remote start if the
vehicle is low on fuel. The vehicle
may run out of fuel.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE)
System 08.
Starting the Vehicle
To start the engine using remote
start:
1. Press and release
Qon the
RKE transmitter. 2. Immediately press and hold
/
for at least four seconds or until
the turn signal lamps flash. The
turn signal lamps flashing
confirms the request to remote
start the vehicle has been
received.
When the engine starts, the parking
lamps will turn on and remain on as
long as the engine is running. The
doors will be locked and the climate
control system may come on.
The engine will continue to run for
15 minutes. Repeat the steps for a
15-minute time extension. Remote
start can be extended only once.
Turn the vehicle on before driving.
Extending Engine Run Time
The engine run time can also be
extended by another 15 minutes,
if during the first 15 minutes
Steps 1 and 2 are repeated while
the engine is still running. An
extension can be requested,
30 seconds after starting. This
provides a total of 30 minutes. The remote start can only be
extended once.
When the remote start is extended,
the second 15-minute period is
added to the first 15 minutes and
the engine will run for a total of
30 minutes.
A maximum of two remote starts,
or a remote start with an extension,
are allowed between ignition cycles.
The vehicle's ignition must be
turned on and then back off before
the remote start procedure can be
used again.
Canceling a Remote Start
To cancel a remote start, do one of
the following:
.
Aim the RKE transmitter at the
vehicle and press and hold
/
until the parking lamps turn off.
. Turn on the hazard warning
flashers.
. Turn the vehicle on and then off.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-13557849) -
2020 - CRC - 6/25/19
Keys, Doors, and Windows 17
Conditions in Which Remote Start
Will Not Work
.The RKE transmitter is in the
vehicle.
. The ignition is on.
. The hood is not closed.
. The hazard warning flashers
are on.
. The malfunction indicator lamp
is on.
. 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
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
(Continued)
Warning (Continued)
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:
. Press
QorKon the Remote
Keyless Entry (RKE) transmitter.
See Remote Keyless Entry
(RKE) System Operation 08.
. Use Keyless Access. See
“Keyless Access Operation” in
Remote Keyless Entry (RKE)
System Operation 08.