Page 2 of 440

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
Page 7 of 440

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
Page 10 of 440

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.
Page 21 of 440
Black plate (15,1)Buick Regal Owner Manual - 2012
In Brief 1-15
Dual Automatic Climate Control System for eAssist Vehicles
A. Eco/Comfort Air Conditioning
B. Driver and Passenger Temperature Controls
C. Heated Seats
D. Air Delivery Modes
E. Climate Display
F. Defrost G. Recirculation
H. Fan Controls
I. AUTO (Automatic Operation)
J. Rear Defogger
See
Climate Control Systems on
page 8‑1 (If Equipped) or Dual
Automatic Climate Control System
on page 8‑3 (If Equipped).
Transmission
Automatic Transmission
P:Park
R: Reverse
N: Neutral
D: Drive
Page 22 of 440

Black plate (16,1)Buick Regal Owner Manual - 2012
1-16 In Brief
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 leftfrom 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 9‑28.Vehicle Features
Radio(s)
3
/O: Press to turn the system
on and off. Turn to increase or
decrease the volume.
SRCE: Press to choose between
FM, AM, XM™, if equipped, or CD.
Multifunction Knob: Turn to select
radio stations.
s ©:Press to seek the previous
station or track.
¨ \:Press to seek the next
station or track.
Buttons 1 to 6: Press to save and
select favorite stations.
INFO: Press to show available
information about the current station
or track, or to display the time when
the ignition is off.
For more information about these
and other radio features, see
Operation on page 7‑10.
Storing a Favorite Station
Stations from all bands can be
stored in the favorite lists in any
order. Up to six stations can be
stored in each favorite page and the
number of available favorite pages
can be set.
To store the station to a position in
the list, press the corresponding
numeric button 1 to 6 until a beep is
heard. The stored station will begin
playback.
For more information, see “Storing a
Station as a Favorite” inAM-FM
Radio on page 7‑14.
Setting the Clock (Radio
with CD)
Setting the Time and Date
1. Press the CONFIG button and select Time and Date Settings.
2. Select Set Time or Set Date.
3. Turn the Multifunction knob to adjust the highlighted value.
Page 123 of 440
Black plate (9,1)Buick Regal Owner Manual - 2012
Instruments and Controls 5-9
Instrument Cluster
English Automatic Transmission Shown, Manual and Metric Similar
Page 124 of 440
Black plate (10,1)Buick Regal Owner Manual - 2012
5-10 Instruments and Controls
English eAssist Automatic Transmission Shown, Manual and Metric Similar
Page 159 of 440

Black plate (1,1)Buick Regal Owner Manual - 2012
Lighting 6-1
Lighting
Exterior Lighting
Exterior Lamp Controls . . . . . . . . 6-1
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . . 6-2
Headlamp High/Low-Beam Changer . . . . . . . . . . . . . . . . . . . . . 6-2
Flash-to-Pass . . . . . . . . . . . . . . . . . 6-2
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . 6-2
Automatic Headlamp System . . . . . . . . . . . . . . . . . . . . . . 6-2
Hazard Warning Flashers . . . . . 6-3
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . 6-3
Fog Lamps . . . . . . . . . . . . . . . . . . . . 6-4
Interior Lighting
Instrument Panel Illumination Control . . . . . . . . . . . . . . . . . . . . . . 6-4
Dome Lamps . . . . . . . . . . . . . . . . . 6-5
Reading Lamps . . . . . . . . . . . . . . . 6-5
Lighting Features
Entry Lighting . . . . . . . . . . . . . . . . . 6-6
Exit Lighting . . . . . . . . . . . . . . . . . . . 6-6
Battery Power Protection . . . . . . 6-6
Exterior Lighting
Exterior Lamp Controls
The exterior lamp control is located
on the instrument panel on the
outboard side of the steering wheel.
Turn the control to the following
positions:
O(Off): 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 (Automatic):
Automatically
turns the exterior lamps on and off,
depending on outside lighting.
;(Parking Lamps): Turns on the
parking lamps together with the
following:
.Sidemarker Lamps
.Taillamps
.License Plate Lamps
.Instrument Panel Lights
2(Headlamps): Turns on the
headlamps together with the
following:
.Sidemarker Lamps
.Taillamps
.License Plate Lamps
.Instrument Panel Lights
.Parking Lamps