wheel BUICK REGAL 2015 Owner's Manual

Black plate (2,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
2015 Buick Regal Owner ManualM
Vehicle Care. . . . . . . . . . . . . . . . . 10-1
General Information . . . . . . . . . . 10-2
Vehicle Checks . . . . . . . . . . . . . . . 10-3
Headlamp Aiming . . . . . . . . . . . 10-30
Bulb Replacement . . . . . . . . . . 10-31
Electrical System . . . . . . . . . . . . 10-34
Wheels and Tires . . . . . . . . . . . 10-40
Jump Starting . . . . . . . . . . . . . . . 10-77
Towing . . . . . . . . . . . . . . . . . . . . . . 10-81
Appearance Care . . . . . . . . . . . 10-85
Service and Maintenance . . . 11-1
General Information . . . . . . . . . . 11-1
Maintenance Schedule . . . . . . . 11-3
Special Application
Services . . . . . . . . . . . . . . . . . . . . 11-8
Additional Maintenance
and Care . . . . . . . . . . . . . . . . . . . . 11-8
Recommended Fluids, Lubricants, and Parts . . . . . . 11-12
Maintenance Records . . . . . . . 11-14 Technical Data
. . . . . . . . . . . . . . . 12-1
Vehicle Identification . . . . . . . . . 12-1
Vehicle Data . . . . . . . . . . . . . . . . . . 12-2
Customer Information . . . . . . . 13-1
Customer Information . . . . . . . . 13-1
Reporting Safety Defects . . . . 13-12
Vehicle Data Recording and
Privacy . . . . . . . . . . . . . . . . . . . . 13-14
OnStar . . . . . . . . . . . . . . . . . . . . . . . 14-1
OnStar Overview . . . . . . . . . . . . . 14-1
OnStar Services . . . . . . . . . . . . . . 14-2
OnStar Additional Information . . . . . . . . . . . . . . . . . . 14-6
Index . . . . . . . . . . . . . . . . . . . . . i-1

Black plate (4,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
iv Introduction
Danger, Warnings, and
Cautions
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: This symbol is shown when
you need to see your owner manual
for additional instructions or
information.
*: This symbol is shown when
you need to see a service manual
for additional instructions or
information. Vehicle Symbol Chart
Here are some additional symbols
that may be found on the vehicle
and what they mean. For more
information on the symbol, refer to
the Index.
9:
Airbag Readiness Light
#:Air Conditioning
!:Antilock Brake System (ABS)
g:Audio Steering Wheel Controls
or OnStar®(if equipped)
$: Brake System Warning Light
":Charging System
I:Cruise Control
B: Engine Coolant Temperature
O:Exterior Lamps
g:First Responder
#:Fog Lamps
.: Fuel Gauge
+:Fuses
3: Headlamp High/Low-Beam
Changer

Black plate (5,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
Introduction v
(:Heated Steering Wheel
j:LATCH System Child
Restraints
*: Malfunction Indicator Lamp
::Oil Pressure
O:Power
/:Remote Vehicle Start
>:Safety Belt Reminders
7:Tire Pressure Monitor
d:Traction Control/StabiliTrak®
M:Windshield Washer Fluid

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 (10,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
1-10 In Brief
Mirror Adjustment
Interior Mirrors
Adjustment
Adjust the rearview mirror for a clear
view of the area behind your
vehicle.
Automatic Dimming Rearview
Mirror
If equipped, the mirror automatically
dims to reduce glare of headlamps
from behind. The dimming feature
comes on when the vehicle is
started. SeeAutomatic Dimming
Rearview Mirror on page 2-19
Exterior Mirrors
To adjust a mirror:
1. Move the selector switch to L (Left) or R (Right) to choose the
driver or passenger mirror.
2. Press the arrows on the control pad to move each mirror in the
desired direction.
3. Return the selector switch to the center position.
See Power Mirrors on page 2-19.
Folding Mirrors
The outside mirrors can be folded
inward to prevent damage when
going through an automatic car
wash. To fold, pull the mirror toward
the vehicle. Push the mirror outward
to return it to the original position.
Steering Wheel
Adjustment
To adjust the steering wheel:
1. Pull the lever down.

Black plate (11,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
In Brief 1-11
2. Move the steering wheel upor 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 interior lamps control in the
overhead console controls both the
front and rear interior lamps.
(: Turns the lamps off.
H:Turns the lamps on when any
door is opened.
': Keeps the lamps on all
the time.
Reading Lamps
There are front and rear reading
lamps.
The front reading lamps are in the
overhead console.
The rear reading lamps are in the
headliner.
#or$: Press to turn each lamp
on or off.
For more information, see Dome
Lamps on page 6-5.

Black plate (12,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
1-12 In Brief
Exterior Lighting
The exterior lamp control is on the
instrument panel on the outboard
side of the steering wheel.
O:Turns off the exterior lamps.
The knob returns to the AUTO
position after it is released. Turn to
Oagain to reactivate the
AUTO mode.
In Canada, the headlamps will
automatically reactivate when the
vehicle is shifted out of P (Park) on
automatic transmission vehicles, and when the parking brake is
released on manual transmission
vehicles.
AUTO:
Automatically turns the
exterior lamps on and off,
depending on outside lighting.
;: Turns on the parking lamps
including all lamps, except the
headlamps.
2: Turns on the headlamps
together with the parking lamps and
instrument panel lights.
See:
.Exterior Lamp Controls on
page 6-1
.Daytime Running Lamps (DRL)
on page 6-2
.Fog Lamps on page 6-4, If
Equipped.
Windshield Wiper/Washer
The windshield wiper/washer lever
is on the right side of the steering
column.
With the ignition in ACC/
ACCESSORY or ON/RUN/START,
move the lever to select the wiper
speed.
HI: Use for fast wipes.
LO: Use for slow wipes.

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 (21,1)Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7576024) - 2015 - CRC - 9/15/14
In Brief 1-21
Performance and
Maintenance
Traction Control/
Electronic Stability
Control
The traction control system 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 traction control, press
and release the TCS/StabiliTrak
button on the center stack.
i
illuminates and the appropriate
DIC message is displayed. See
Ride Control System Messages
on page 5-45.
.Press and release the TCS/
StabiliTrak button again to turn
on traction control.
.To turn off both traction control
and StabiliTrak, press and hold
the TCS/StabiliTrak button, on
the center stack, until
iandg
illuminate in the instrument
cluster and the appropriate DIC
message is displayed. SeeRide
Control System Messages on
page 5-45.
.Press and release the TCS/
StabiliTrak button to turn on both
systems.
See Traction Control/Electronic
Stability Control on page 9-35.
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
Loading Information label. See
Vehicle Load Limits on page 9-10.
The warning light will remain on until
the tire pressure is corrected.