
Black plate (2,1)Buick Regal Owner Manual - 2012
2012 Buick Regal Owner ManualM
Driving and Operating. . . . . . . . 9-1
Driving Information . . . . . . . . . . . . . 9-2
Starting and Operating . . . . . . . 9-15
Engine Exhaust . . . . . . . . . . . . . . 9-27
Automatic Transmission . . . . . . 9-28
Manual Transmission . . . . . . . . . 9-32
Brakes . . . . . . . . . . . . . . . . . . . . . . . 9-33
Ride Control Systems . . . . . . . . 9-37
Cruise Control . . . . . . . . . . . . . . . . 9-42
Object Detection Systems . . . . 9-44
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 9-46
Towing . . . . . . . . . . . . . . . . . . . . . . . 9-52
Conversions and Add-Ons . . . 9-52 Vehicle Care
. . . . . . . . . . . . . . . . . 10-1
General Information . . . . . . . . . . 10-2
Vehicle Checks . . . . . . . . . . . . . . . 10-4
Headlamp Aiming . . . . . . . . . . . 10-33
Bulb Replacement . . . . . . . . . . 10-33
Electrical System . . . . . . . . . . . . 10-37
Wheels and Tires . . . . . . . . . . . 10-44
Jump Starting . . . . . . . . . . . . . . . 10-89
Towing . . . . . . . . . . . . . . . . . . . . . . 10-95
Appearance Care . . . . . . . . . . . 10-98
Service and Maintenance . . . 11-1
General Information . . . . . . . . . . 11-1
Maintenance Schedule . . . . . . . 11-3
Special Application
Services . . . . . . . . . . . . . . . . . . . . 11-9
Additional Maintenance
and Care . . . . . . . . . . . . . . . . . . . . 11-9
Recommended Fluids, Lubricants, and Parts . . . . . . 11-13
Maintenance Records . . . . . . . 11-16 Technical Data
. . . . . . . . . . . . . . . 12-1
Vehicle Identification . . . . . . . . . 12-1
Vehicle Data . . . . . . . . . . . . . . . . . . 12-2
Customer Information . . . . . . . 13-1
Customer Information . . . . . . . . 13-1
Reporting Safety Defects . . . . 13-17
Vehicle Data Recording and
Privacy . . . . . . . . . . . . . . . . . . . . 13-18
OnStar . . . . . . . . . . . . . . . . . . . . . . . 14-1
OnStar Overview . . . . . . . . . . . . . 14-1
OnStar Services . . . . . . . . . . . . . . 14-2
OnStar Additional Information . . . . . . . . . . . . . . . . . . 14-5
Index . . . . . . . . . . . . . . . . . . . . . i-1

Black plate (5,1)Buick Regal Owner Manual - 2012
Introduction v
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)
%:Audio Steering Wheel Controls
or OnStar®
$: Brake System Warning Light
":Charging System
I:Cruise Control
B: Engine Coolant Temperature
O:Exterior Lamps
#:Fog Lamps
.: Fuel Gauge
+:Fuses
3: Headlamp High/Low-Beam
Changer
(: Heated Steering Wheel
j:LATCH System Child
Restraints
*: Malfunction Indicator Lamp
::Oil Pressure
}: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 - 2012
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
Heated Seats . . . . . . . . . . . . . . . . . 1-8
Head Restraint Adjustment . . . . 1-8
Safety Belts . . . . . . . . . . . . . . . . . . . 1-9
Passenger Sensing System . . . 1-9
Mirror Adjustment . . . . . . . . . . . . . 1-9
Steering Wheel Adjustment . . . . . . . . . . . . . . . . . 1-10
Interior Lighting . . . . . . . . . . . . . . 1-10
Exterior Lighting . . . . . . . . . . . . . 1-11
Windshield Wiper/Washer . . . . 1-12
Climate Controls . . . . . . . . . . . . . 1-13
Transmission . . . . . . . . . . . . . . . . 1-15
Vehicle Features
Radio(s) . . . . . . . . . . . . . . . . . . . . . 1-16
Satellite Radio . . . . . . . . . . . . . . . 1-17
Portable Audio Devices . . . . . . 1-17
Bluetooth
®. . . . . . . . . . . . . . . . . . . 1-18
Steering Wheel Controls . . . . . 1-18
Cruise Control . . . . . . . . . . . . . . . 1-19
Navigation System . . . . . . . . . . . 1-19
Driver Information
Center (DIC) . . . . . . . . . . . . . . . 1-19
Vehicle Personalization . . . . . . 1-20
Ultrasonic Parking Assist . . . . 1-20
Power Outlets . . . . . . . . . . . . . . . 1-20
Sunroof . . . . . . . . . . . . . . . . . . . . . . 1-21
eAssist Features
eAssist®Overview . . . . . . . . . . . 1-21
High Voltage Safety
Information . . . . . . . . . . . . . . . . . 1-22
Driver Efficiency Gauge . . . . . . 1-23
Automatic Engine Start/Stop Feature . . . . . . . . . . . . . . . . . . . . . 1-23
Regenerative Braking . . . . . . . . 1-23
Battery . . . . . . . . . . . . . . . . . . . . . . . 1-24
Service . . . . . . . . . . . . . . . . . . . . . . 1-24
Performance and Maintenance
Traction Control System (TCS) . . . . . . . . . . . . . . 1-24
StabiliTrak
®System . . . . . . . . . 1-24
Tire Pressure Monitor . . . . . . . . 1-25
Tire Sealant and Compressor Kit . . . . . . . . . . . . . 1-25
Engine Oil Life System . . . . . . 1-26
Fuel E85 (85% Ethanol) . . . . . 1-26
Driving for Better Fuel Economy . . . . . . . . . . . . . . . . . . . 1-26
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . 1-26
OnStar
®. . . . . . . . . . . . . . . . . . . . . 1-27

Black plate (4,1)Buick Regal Owner Manual - 2012
1-4 In Brief
T.Steering Wheel Adjustment on
page 5‑2.
U. Ignition Positions (Key Access)
on page 9‑15 orIgnition
Positions (Keyless Access) on
page 9‑17.
V. Heated Front Seats on
page 3‑7.
W. Storage Compartment.
X. Shift Lever. See Automatic
Transmission on page 9‑28 or
Manual Transmission on
page 9‑32.
Y. Climate Control Systems on
page 8‑1 (If Equipped) or Dual
Automatic Climate Control
System on page 8‑3
(If Equipped).Initial Drive
Information
This section provides a brief
overview about some of the
important features that may or may
not be on your specific vehicle.
For more detailed information, refer
to each of the features which can be
found later in this owner manual.
Remote Keyless Entry
(RKE) System
The Remote Keyless Entry (RKE)
transmitter will work up to 20 m
(65 ft) away from the vehicle. On
vehicles with remote start the
distance will be greater.
Press the button to extend the key.
The key can be used for all locks.
This key is also used for the
ignition, if the vehicle does not have
pushbutton start.
K: Press to unlock the driver door
or all doors.
Q: Press to lock all doors.
Lock and unlock feedback can be
personalized.
V: Press and hold to open the
trunk.

Black plate (5,1)Buick Regal Owner Manual - 2012
In Brief 1-5
7:Press and release one time to
locate the vehicle. Press and hold
for at least two seconds to sound
the panic alarm. Press again to
cancel the panic alarm.
See Keys on page 2‑2 andRemote
Keyless Entry (RKE) System
Operation on page 2‑3.
Remote Vehicle Start
For vehicles with this feature, the
engine can be started from outside
the vehicle.
Starting the Vehicle
1. Aim the RKE transmitter at the vehicle.
2. Press and release
Q.
3. Immediately after completing Step 2, press and hold
/until
the turn signal lamps flash, or for
about two seconds if the vehicle
is not in view. 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
10 minutes. Repeat the steps for a
10-minute time extension. Remote
start can be extended only once.
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.
See Remote Vehicle Start on
page 2‑8.
Door Locks
To lock or unlock the door, use the
Remote Keyless Entry (RKE)
transmitter or the key from outside
the vehicle, and the door lock knob
or switch from inside the vehicle.
From inside the vehicle, pull the
door handle once to unlock it and a
second time to open it.
See Door Locks on page 2‑9 for
additional information.

Black plate (9,1)Buick Regal Owner Manual - 2012
In Brief 1-9
Safety Belts
Refer to the following sections for
important information on how to use
safety belts properly:
.Safety Belts on page 3‑10.
.How to Wear Safety Belts
Properly on page 3‑12.
.Lap-Shoulder Belt on page 3‑13.
.Lower Anchors and Tethers for
Children (LATCH System) on
page 3‑42.
Passenger Sensing
System
The passenger sensing system
turns off the front outboard
passenger frontal airbag under
certain conditions. No other airbag
is affected by the passenger
sensing system.
The passenger airbag status
indicator will be visible on the
instrument panel when the vehicle is
started. SeePassenger Sensing
System on page 3‑27 for important
information.
Mirror Adjustment
Exterior Mirrors
1. Turn the control knob to the L (Left) or R (Right) selecting
the driver or passenger mirror.
2. Push the control knob to the left, right, up, or down to adjust the
mirror.
See Power Mirrors on page 2‑15.

Black plate (20,1)Buick Regal Owner Manual - 2012
1-20 In Brief
also used to return to or exit the
last screen displayed on
the DIC.
For more information, see Driver
Information Center (DIC) on
page 5‑25.
Vehicle Personalization
The audio system controls are used
to access the personalization
menus for customizing vehicle
features.
To enter the personalization menus:
1. Press CONFIG to access the Configuration Settings menu.
2. Turn the Multifunction knob to highlight Vehicle Settings.
3. Press the center of the Multifunction knob to select the
Vehicle Settings menu.
The following list of menu items will
be available:
.Climate and Air Quality
.Comfort and Convenience
.Collision/Detection Systems
.Language
.Lighting
.Power Door Locks
.Remote Lock/Unlock/Start
.Return to Factory Settings
See Vehicle Personalization on
page 5‑35.
Ultrasonic Parking Assist
If available, Ultrasonic Rear Parking
Assist (URPA) system uses sensors
on the rear bumper to assist with
parking and avoiding objects while
in R (Reverse). It operates at
speeds less than 8 km/h (5 mph).
URPA uses audible beeps to
provide distance and system
information.
Keep the sensors on the vehicle's
rear bumper clean to ensure proper
operation.
See Ultrasonic Parking Assist on
page 9‑44 for more information.
Power Outlets
The accessory power outlet can be
used to plug in electrical equipment,
such as a cell phone or MP3 player.
This outlet is located under the
armrest inside the center console
storage.
The outlet is powered when the
ignition is in ON/RUN or ACC/
ACCESSORY, or until the driver
door is opened within 10 minutes of
turning off the vehicle. See Retained
Accessory Power (RAP) on
page 9‑24.
Open the protective cover to use the
accessory power outlet.
See Power Outlets on page 5‑6.

Black plate (21,1)Buick Regal Owner Manual - 2012
In Brief 1-21
Sunroof
For vehicles with a sunroof, the
sunroof only operates when the
ignition is in ON/RUN or ACC/
ACCESSORY or in Retained
Accessory Power (RAP). See
Retained Accessory Power (RAP)
on page 9‑24for more information.
To open or close the sunroof, press
switch (A) to the first detent position. To express open or close the
sunroof with the safety function
enabled, press the open or close
sunroof switch (A) to the second
detent position and release. To stop
the movement, press the switch
again.
To automatically tilt or close the
sunroof, press the tilt open or close
sunroof switch (B).
If an object is in the path of the
sunroof while it is closing, the
anti-pinch feature will detect the
object and stop the sunroof. The
sunroof will then return to the
full-open or vent position.
The sunroof glass panel cannot be
opened or closed if the vehicle has
an electrical failure.
See
Sunroof on page 2‑19 for more
information.
eAssist Features
eAssist®Overview
If the vehicle has eAssist, there are
several additional features which
contribute to increased efficiency.
Vehicles with eAssist have an
automatic engine start/stop feature.
This feature saves fuel by shutting
the engine off when the vehicle is
stopped. When the engine shuts off
automatically, all the accessories
will continue to operate normally. In
very hot or cold conditions, the
engine will only shut off
automatically part of the time. See
Starting the Engine on page 9‑19.
There are two air conditioning
settings available. The comfort
setting maximizes cabin comfort.
The eco setting maximizes
efficiency allowing more frequent,
and longer engine stops than the
comfort setting. See Dual Automatic
Climate Control System on
page 8‑3.