
Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-12163021) -
2019 - CRC - 11/14/18
4 Introduction
Q:Keep Fuse Block Covers
Properly Installed
|: Lane Change Alert
@:Lane Departure Warning
A:Lane Keep Assist
*:Malfunction Indicator Lamp
::Oil Pressure
X:Park Assist
~:Pedestrian Ahead Indicator
O:Power
7: Rear Cross Traffic Alert
I:Registered Technician
/:Remote Vehicle Start
>:Seat Belt Reminders
I: Side Blind Zone Alert
h:Stop/Start
7: Tire Pressure Monitor
d:Traction Control/StabiliTrak/
Electronic Stability Control (ESC)
a: Under Pressure
V:Vehicle Ahead Indicator

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-12163021) -
2019 - CRC - 11/14/18
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 . . . . . . . . . . . 8
Door Locks . . . . . . . . . . . . . . . . . . . . . 9
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . 10
Windows . . . . . . . . . . . . . . . . . . . . . . . 10
Seat Adjustment . . . . . . . . . . . . . . . 11
Memory Features . . . . . . . . . . . . . . 13
Heated and Ventilated Seats . . . 13
Head Restraint Adjustment . . . . 14
Seat Belts . . . . . . . . . . . . . . . . . . . . . 14
Passenger Sensing System . . . 14
Mirror Adjustment . . . . . . . . . . . . . . 15
Steering Wheel Adjustment . . . . 16
Interior Lighting . . . . . . . . . . . . . . . . 16
Exterior Lighting . . . . . . . . . . . . . . . 17
Windshield Wiper/Washer . . . . . . 17
Climate Controls . . . . . . . . . . . . . . . 19
Transmission . . . . . . . . . . . . . . . . . . 20
Vehicle Features
Infotainment System . . . . . . . . . . . 20
Steering Wheel Controls . . . . . . . 20
Cruise Control . . . . . . . . . . . . . . . . . 21
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . 21
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . . . 22
Forward Automatic Braking (FAB) . . . . . . . . . . . . . . . . 22
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . 22
Lane Keep Assist (LKA) . . . . . . . 22
Lane Change Alert (LCA) . . . . . . 22
Rear Vision Camera (RVC) . . . . 23
Rear Cross Traffic Alert (RCTA) System . . . . . . . . . . . . . . . . . . . . . . . 23
Park Assist . . . . . . . . . . . . . . . . . . . . 23
Power Outlets . . . . . . . . . . . . . . . . . 23
Universal Remote System . . . . . 24
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 24
Performance and Maintenance
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . 25
Tire Pressure Monitor . . . . . . . . . . 25
Fuel (2.0L Turbo Engine) . . . . . . 26
Fuel (3.6L Engine) . . . . . . . . . . . . . 26
E85 or FlexFuel . . . . . . . . . . . . . . . . 26
Engine Oil Life System . . . . . . . . 27 Driving for Better Fuel
Economy . . . . . . . . . . . . . . . . . . . . . 27
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . 27

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-12163021) -
2019 - CRC - 11/14/18
14 In Brief
the off setting. The indicator lights
next to the buttons indicate three for
the highest setting and one for the
lowest. If the heated seats are on
high, the level may automatically be
lowered after approximately
30 minutes.
SeeHeated and Ventilated Front
Seats 066.
Head Restraint
Adjustment
Do not drive until the head restraints
for all occupants are installed and
adjusted properly.
To achieve a comfortable seating
position, change the seatback
recline angle as little as necessary
while keeping the seat and the head
restraint height in the proper
position.
See Head Restraints 058 and
Power Seat Adjustment 061.
Seat Belts
Refer to the following sections for
important information on how to use
seat belts properly:
.
Seat Belts 071
. How to Wear Seat Belts Properly
072
. Lap-Shoulder Belt 074
. Lower Anchors and Tethers for
Children (LATCH System) 097
Passenger Sensing
System
The passenger sensing system
turns off the front outboard
passenger frontal airbag and knee
airbag under certain conditions. No
other airbag is affected by the
passenger sensing system. See
Passenger Sensing System 084.
The passenger airbag status
indicator will light on the overhead
console when the vehicle is started.
See Passenger Airbag Status
Indicator 0134.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-12163021) -
2019 - CRC - 11/14/18
Keys, Doors, and Windows 37
.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 029.
. Use Keyless Access. See
“Keyless Access Operation” in
Remote Keyless Entry (RKE)
System Operation 029.
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-U.S./Canada-12163021) -
2019 - CRC - 11/14/18
Seats and Restraints 57
Seats and
Restraints
Head Restraints
Head Restraints . . . . . . . . . . . . . . . 58
Front Seats
Seat Adjustment . . . . . . . . . . . . . . . 60
Power Seat Adjustment . . . . . . . . 61
Lumbar Adjustment . . . . . . . . . . . . 61
Thigh Support Adjustment . . . . . 62
Reclining Seatbacks . . . . . . . . . . . 62
Memory Seats . . . . . . . . . . . . . . . . . 64
Heated and Ventilated FrontSeats . . . . . . . . . . . . . . . . . . . . . . . . . 66
Massage . . . . . . . . . . . . . . . . . . . . . . . 68
Rear Seats
Rear Seats . . . . . . . . . . . . . . . . . . . . 68
Seat Belts
Seat Belts . . . . . . . . . . . . . . . . . . . . . 71
How to Wear Seat Belts Properly . . . . . . . . . . . . . . . . . . . . . . 72
Lap-Shoulder Belt . . . . . . . . . . . . . 74
Seat Belt Use During Pregnancy . . . . . . . . . . . . . . . . . . . . 76
Seat Belt Extender . . . . . . . . . . . . . 76
Safety System Check . . . . . . . . . . 76 Seat Belt Care . . . . . . . . . . . . . . . . . 77
Replacing Seat Belt System
Parts after a Crash . . . . . . . . . . . 77
Airbag System
Airbag System . . . . . . . . . . . . . . . . . 78
Where Are the Airbags? . . . . . . . 79
When Should an AirbagInflate? . . . . . . . . . . . . . . . . . . . . . . . 81
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . 82
How Does an Airbag Restrain? . . . . . . . . . . . . . . . . . . . . . 82
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . . 82
Passenger Sensing System . . . 84
Servicing the Airbag-Equipped Vehicle . . . . . . . . . . . . . . . . . . . . . . . 88
Adding Equipment to the Airbag-Equipped Vehicle . . . . . 88
Airbag System Check . . . . . . . . . . 89
Replacing Airbag System Parts after a Crash . . . . . . . . . . . . . . . . . 90
Child Restraints
Older Children . . . . . . . . . . . . . . . . . 90
Infants and Young Children . . . . 92
Child Restraint Systems . . . . . . . 94
Where to Put the Restraint . . . . . 96
Lower Anchors and Tethers forChildren (LATCH System) . . . . 97 Replacing LATCH System
Parts After a Crash . . . . . . . . . 102
Securing Child Restraints (With the Seat Belt in the
Rear Seat) . . . . . . . . . . . . . . . . . . 103
Securing Child Restraints (With the Seat Belt in the
Front Seat) . . . . . . . . . . . . . . . . . . 105
Pedestrian Protection System
Pedestrian ProtectionSystem . . . . . . . . . . . . . . . . . . . . . . 107

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-12163021) -
2019 - CRC - 11/14/18
62 Seats and Restraints
To adjust the lumbar support,
if equipped:
.Press and hold the front or rear
of the control to increase or
decrease lumbar support.
. If equipped, press and hold the
top or bottom of the control to
raise or lower lumbar support.
Back Bolster Adjustment
To adjust the back bolster support,
if equipped:
. Press and hold the front of the
control to decrease back bolster
support. .
Press and hold the rear of the
control to increase back bolster
support.
Thigh Support
Adjustment
If equipped, pull up on the lever.
Then pull or push on the support to
lengthen or shorten. Release the
lever to lock in place.
Reclining Seatbacks
{Warning
Sitting in a reclined position when
the vehicle is in motion can be
dangerous. Even when buckled
up, the seat belts cannot do
their job.
The shoulder belt will not be
against your body. Instead, it will
be in front of you. In a crash, you
could go into it, receiving neck or
other injuries.
The lap belt could go up over
your abdomen. The belt forces
would be there, not at your pelvic
bones. This could cause serious
internal injuries.
For proper protection when the
vehicle is in motion, have the
seatback upright. Then sit well
back in the seat and wear the
seat belt properly.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-12163021) -
2019 - CRC - 11/14/18
Seats and Restraints 69
the vehicle through the rear door
and left the vehicle without the
vehicle being shut off.
The feature can be turned on or off.
SeeVehicle Personalization 0153.
Manually Folding the
Seatbacks
Caution
Folding a rear seat with the seat
belts still fastened may cause
damage to the seat or the seat
belts. Always unbuckle the seat
belts and return them to their
normal stowed position before
folding a rear seat.
1. Place the front seatbacks in the upright position. See Reclining
Seatbacks 062.
2. Lower the rear head restraint. See Head Restraints 058.
3. Pull on the lever on the top of
the seatback to unlock it and
fold the seatback forward.
For outboard seatbacks, a tab
near the seatback lever moves
forward when the seatback is
unlocked.4. If equipped with a 40/20/40bench seat, pull the strap on
the top of the center seatback
to fold the center seatback.
5. Verify the seat is locked in the folded position by pushing
down on the seatback.
6. Repeat the steps for the other seatback, if desired.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-12163021) -
2019 - CRC - 11/14/18
70 Seats and Restraints
Automatically Folding the
Outboard Seatbacks
Wagon Model Shown, HatchbackModel Similar
The rear seatbacks can also be
folded forward by pulling the levers
on either side of the rear
cargo area.
Raising the Seatbacks
{Warning
If either seatback is not locked, it
could move forward in a sudden
stop or crash. That could cause
injury to the person sitting there.
Always push and pull on the
seatbacks to be sure they are
locked.
{Warning
A seat belt that is improperly
routed, not properly attached,
or twisted will not provide the
protection needed in a crash. The
person wearing the belt could be
seriously injured. After raising the
rear seatback, always check to be
sure that the seat belts are
properly routed and attached, and
are not twisted. To raise the seatback:
1. Push the seatback rearward until it locks in the upright
position.
For outboard seats, a tab near
the seatback lever retracts
when the seatback is locked in
place.
2. Make sure the rear seat belts are in the belt guide and are
not twisted or caught between
the seat cushion and the
seatback.