Black plate (1,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
2015 Buick Regal Owner ManualM
In Brief. . . . . . . . . . . . . . . . . . . . . . . . 1-1
Instrument Panel . . . . . . . . . . . . . . 1-2
Initial Drive Information . . . . . . . . 1-4
Vehicle Features . . . . . . . . . . . . . 1-14
eAssist Features . . . . . . . . . . . . . 1-19
Performance and
Maintenance . . . . . . . . . . . . . . . . 1-21
Keys, Doors, and Windows . . . . . . . . . . . . . . . . . . . . 2-1
Keys and Locks . . . . . . . . . . . . . . . 2-1
Doors . . . . . . . . . . . . . . . . . . . . . . . . 2-13
Vehicle Security . . . . . . . . . . . . . . 2-15
Exterior Mirrors . . . . . . . . . . . . . . . 2-18
Interior Mirrors . . . . . . . . . . . . . . . . 2-19
Windows . . . . . . . . . . . . . . . . . . . . . 2-20
Roof . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22
Seats and Restraints . . . . . . . . . 3-1
Head Restraints . . . . . . . . . . . . . . . 3-2
Front Seats . . . . . . . . . . . . . . . . . . . . 3-3
Rear Seats . . . . . . . . . . . . . . . . . . . . 3-9
Safety Belts . . . . . . . . . . . . . . . . . . 3-10
Airbag System . . . . . . . . . . . . . . . . 3-17
Child Restraints . . . . . . . . . . . . . . 3-30 Storage
. . . . . . . . . . . . . . . . . . . . . . . 4-1
Storage Compartments . . . . . . . . 4-1
Additional Storage Features . . . 4-3
Instruments and Controls . . . . 5-1
Controls . . . . . . . . . . . . . . . . . . . . . . . 5-2
Warning Lights, Gauges, and
Indicators . . . . . . . . . . . . . . . . . . . . 5-7
Information Displays . . . . . . . . . . 5-31
Vehicle Messages . . . . . . . . . . . . 5-38
Vehicle Personalization . . . . . . . 5-47
Universal Remote System . . . . 5-53
Lighting . . . . . . . . . . . . . . . . . . . . . . . 6-1
Exterior Lighting . . . . . . . . . . . . . . . 6-1
Interior Lighting . . . . . . . . . . . . . . . . 6-5
Lighting Features . . . . . . . . . . . . . . 6-6
Infotainment System . . . . . . . . . 7-1
Introduction . . . . . . . . . . . . . . . . . . . . 7-1 Climate Controls
. . . . . . . . . . . . . 8-1
Climate Control Systems . . . . . . 8-1
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 8-6
Maintenance . . . . . . . . . . . . . . . . . . . 8-6
Driving and Operating . . . . . . . . 9-1
Driving Information . . . . . . . . . . . . . 9-2
Starting and Operating . . . . . . . 9-14
Engine Exhaust . . . . . . . . . . . . . . 9-25
Automatic Transmission . . . . . . 9-26
Manual Transmission . . . . . . . . . 9-29
Drive Systems . . . . . . . . . . . . . . . . 9-31
Brakes . . . . . . . . . . . . . . . . . . . . . . . 9-31
Ride Control Systems . . . . . . . . 9-35
Cruise Control . . . . . . . . . . . . . . . . 9-38
Driver Assistance Systems . . . 9-48
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 9-59
Towing . . . . . . . . . . . . . . . . . . . . . . . 9-64
Conversions and Add-Ons . . . 9-65
Black plate (1,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
In Brief 1-1
In Brief
Instrument Panel
Instrument Panel . . . . . . . . . . . . . . 1-2
Initial Drive Information
Initial Drive Information . . . . . . . . 1-4
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . 1-4
Remote Vehicle Start . . . . . . . . . 1-5
Door Locks . . . . . . . . . . . . . . . . . . . 1-5
Trunk Release . . . . . . . . . . . . . . . . 1-6
Windows . . . . . . . . . . . . . . . . . . . . . . 1-6
Seat Adjustment . . . . . . . . . . . . . . 1-7
Memory Features . . . . . . . . . . . . . 1-8
Heated Seats . . . . . . . . . . . . . . . . . 1-8
Head Restraint Adjustment . . . . 1-9
Safety Belts . . . . . . . . . . . . . . . . . . . 1-9
Passenger Sensing System . . . 1-9
Mirror Adjustment . . . . . . . . . . . . 1-10
Steering Wheel Adjustment . . . . . . . . . . . . . . . . . 1-10
Interior Lighting . . . . . . . . . . . . . . 1-11
Exterior Lighting . . . . . . . . . . . . . 1-12 Windshield Wiper/Washer . . . . 1-12
Climate Controls . . . . . . . . . . . . . 1-13
Transmission . . . . . . . . . . . . . . . . 1-14
Vehicle Features
Infotainment System . . . . . . . . . 1-14
Steering Wheel Controls . . . . . 1-14
Cruise Control . . . . . . . . . . . . . . . 1-15
Driver Information
Center (DIC) . . . . . . . . . . . . . . . 1-15
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . 1-16
Lane Departure Warning (LDW) . . . . . . . . . . . . . 1-16
Lane Change Alert (LCA) . . . . 1-16
Rear Vision Camera (RVC) . . . . . . . . . . . . . 1-16
Rear Cross Traffic Alert (RCTA) System . . . . . . . . . . . . 1-16
Parking Assist . . . . . . . . . . . . . . . 1-17
Active Emergency Braking System . . . . . . . . . . . . . . . . . . . . . 1-17
Power Outlets . . . . . . . . . . . . . . . 1-17
Universal Remote System . . . 1-18
Sunroof . . . . . . . . . . . . . . . . . . . . . . 1-18
eAssist Features
eAssist®Overview . . . . . . . . . . . 1-19
High Voltage Safety Information . . . . . . . . . . . . . . . . . 1-19
Automatic Engine Start/Stop Feature . . . . . . . . . . . . . . . . . . . . . 1-20
Regenerative Braking . . . . . . . . 1-20
Battery . . . . . . . . . . . . . . . . . . . . . . . 1-20
Service . . . . . . . . . . . . . . . . . . . . . . 1-20
Performance and Maintenance
Traction Control/Electronic Stability Control . . . . . . . . . . . . 1-21
Tire Pressure Monitor . . . . . . . . 1-21
Engine Oil Life System . . . . . . 1-22
E85 or FlexFuel . . . . . . . . . . . . . . 1-22
Driving for Better Fuel Economy . . . . . . . . . . . . . . . . . . . 1-22
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . 1-23
OnStar
®. . . . . . . . . . . . . . . . . . . . . 1-23
Black plate (3,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
In Brief 1-3
1.Exterior Lamp Controls on
page 6-1.
Fog Lamps on page 6-4 (If
Equipped).
Instrument Panel Illumination
Control on page 6-5.
2. Air Vents on page 8-6.
3. Turn Signal Lever. See Turn and
Lane-Change Signals on
page 6-4.
4. Cruise Control on page 9-38 (If
Equipped).
Adaptive Cruise Control on
page 9-40 (If Equipped).
Heated Steering Wheel on
page 5-2 (If Equipped).
Forward Collision Alert (FCA)
System on page 9-52 (If
Equipped).
5. Instrument Cluster (Uplevel
Cluster) on page 5-12 or
Instrument Cluster (Base Level
Cluster) on page 5-8. Driver Information Center
Display. See
Driver Information
Center (DIC) (Base Level
Cluster) on page 5-32 orDriver
Information Center (DIC)
(Uplevel Cluster) on page 5-35.
6. Steering Wheel Controls on
page 5-2 (If Equipped).
Driver Information Center (DIC)
Controls. See Driver Information
Center (DIC) (Base Level
Cluster) on page 5-32 orDriver
Information Center (DIC)
(Uplevel Cluster) on page 5-35.
7. Windshield Wiper/Washer on
page 5-3.
8. Infotainment on page 7-1.
9. Traction Control/Electronic
Stability Control on page 9-35.
Hazard Warning Flashers on
page 6-3.
GS/Sport Button (If Equipped).
See Selective Ride Control on
page 9-37. Rear Parking Assist Button (If
Equipped). See
Assistance
Systems for Parking or Backing
on page 9-49.
Lane Departure Warning (LDW)
on page 9-58 (If Equipped).
10. Light Sensor. See Automatic
Headlamp System on
page 6-2.
11. Instrument Panel Storage on
page 4-1.
12. Data Link Connector (DLC) (Out of View). See Malfunction
Indicator Lamp on page 5-20.
13. Hood Release. See Hood on
page 10-5.
14. Steering Wheel Adjustment on
page 5-2.
15. Horn on page 5-3.
16. Ignition Positions (Key Access)
on page 9-15 orIgnition
Positions (Keyless Access) on
page 9-16.
17. Heated Front Seats on
page 3-8 (If Equipped).
Black plate (14,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
1-14 In Brief
8. A/C (Air Conditioning)
9. Recirculation
10. AUTO (Automatic Operation)
11. SYNC (SynchronizedTemperature)
See Dual Automatic Climate Control
System on page 8-1.
Transmission
Automatic Transmission
Manual Mode
Driver Shift Control (DSC) allows
you to shift an automatic
transmission similar to a manual
transmission. To use the DSC
feature:
1. Move the shift lever to the left from D (Drive) into the side gate
marked with (+) and (−).
2. Press the shift lever forward to upshift or rearward to downshift.
See Automatic Transmission on
page 9-26.Vehicle Features
Infotainment System
See the infotainment manual for
information on the radio, audio
players, phone, navigation system,
and voice or speech recognition.
It also includes information on
settings.
Steering Wheel Controls
The infotainment system can be
operated by using the steering
wheel controls. See "Steering
Wheel Controls" in the infotainment
manual.
Black plate (2,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
4-2 Storage
Slide the door to access them.
If equipped, pull the second row
seat armrest down to access
cupholders.
Rear Storage
Pull down the armrest. Press the
button to lift the cover. Close the
cover before folding the armrest up.
Center Console Storage
Press the button to access the
storage under the armrest. There
are two USB ports, an SD card
reader, and a power outlet inside.
If equipped, there is an auxiliary
input jack. See the infotainment
manual.
Black plate (2,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
5-2 Instruments and Controls
Engine Cooling SystemMessages . . . . . . . . . . . . . . . . . . 5-41
Engine Oil Messages . . . . . . . . 5-41
Engine Power Messages . . . . 5-42
Fuel System Messages . . . . . . 5-42
Key and Lock Messages . . . . . 5-42
Object Detection System Messages . . . . . . . . . . . . . . . . . . 5-43
Ride Control System Messages . . . . . . . . . . . . . . . . . . 5-45
Security Messages . . . . . . . . . . 5-45
Starting the Vehicle Messages . . . . . . . . . . . . . . . . . . 5-46
Tire Messages . . . . . . . . . . . . . . . 5-46
Transmission Messages . . . . . 5-46
Washer Fluid Messages . . . . . 5-47
Window Messages . . . . . . . . . . . 5-47
Vehicle Personalization
Vehicle Personalization . . . . . . 5-47
Universal Remote System
Universal Remote System . . . 5-53
Universal Remote System Programming . . . . . . . . . . . . . . . 5-53
Universal Remote System Operation . . . . . . . . . . . . . . . . . . 5-56
Controls
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.
Steering Wheel Controls
The infotainment system can be
operated by using the steering
wheel controls. See "Steering
Wheel Controls" in the infotainment
manual.
Heated Steering Wheel
Black plate (31,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
Instruments and Controls 5-31
Information Displays
Power Flows
(eAssist Only)
To view the Power Flow screens in
the center stack display, press the
[button on the Home screen or
on the Application Tray on the top of
the infotainment system touch
screen. Then press the Flow button
at the bottom of the touch screen.
These screens indicate the current
operating condition and the energy
flow between the engine, generator,
and high voltage battery.
Auto Stop –Vehicle is stationary
with battery active and no power is
flowing to the wheels.
Engine Power –Engine is active
with energy flowing to the wheels.
Engine Idle –Vehicle is stationary
with engine active and no power is
flowing to the wheels.
Regen Recovery –Power from the
wheels returns to the battery during
regenerative braking or coasting.
Hybrid Power –Both the engine and
battery are active with energy
flowing to the wheels.
Black plate (32,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
5-32 Instruments and Controls
Power Off–No power is flowing to
the wheels.
Energy Information
(eAssist Only)
To view the Efficiency Tips screen
on the center stack display, press
the
[button on the Home screen
or on the Application Tray on the top
of the infotainment system touch
screen. Then press the Tips button
at the bottom of the touch screen.
Efficiency Tips
The Efficiency Tips screen provides
a guide on how to improve energy
usage to increase fuel economy.
Driver Information Center
(DIC) (Base Level Cluster)
The DIC displays are shown in the
center of the instrument cluster in
the Info App. See Instrument Cluster
(Uplevel Cluster) on page 5-12 or
Instrument Cluster (Base Level
Cluster) on page 5-8. The Info App
is only available when the vehicle is
in ON/RUN. The displays show the
status of many vehicle systems. The
controls for the DIC are on the right
steering wheel control.
yorz: Press to move up or
down in a list.
SorT: PressSto open
application menus on the left.
Press
Tto open interaction menus
on the right.
V(Set/Reset): Press to open a
menu or select a menu item. Press
and hold to reset values on certain
screens.
DIC Info Page Options
The info pages on the DIC can be
turned on or off through the
Settings app.
1. Press
Sto access the cluster
applications.
2. Press
yorzto scroll to the
Settings application.
3. Press
Vto select the Settings
app, then press
Tto enter the
Settings menu.
4. Press
yorzto scroll to Info
Pages and press
T.