2012 BUICK REGAL oil

Black plate (4,1)Buick Regal Owner Manual - 2012
11-4 Service and Maintenance
Tire Rotation and Required
Services Every 12 000 km/
7,500 mi
Rotate the tires, if recommended for
the vehicle, and perform the
following services. SeeTire
Rotation on page 10‑58.
.Check engine oil level and oil
life percentage. If needed,
change engine oil and filter, and
reset oil life system. See Engine
Oil on page 10‑11 andEngine
Oil Life System on page 10‑13.
.Check engine coolant level. See
Engine Coolant on page 10‑19.
.Check windshield washer fluid
level. See Washer Fluid on
page 10‑25.
.Visually inspect windshield wiper
blades for wear, cracking,
or contamination. See Exterior
Care on page 10‑98. Replace
worn or damaged wiper blades.
See Wiper Blade Replacement
on page 10‑32.
.Check tire inflation pressures.
See Tire Pressure on
page 10‑52.
.Inspect tire wear. See Tire
Inspection on page 10‑58.
.Visually check for fluid leaks.
.Inspect engine air cleaner filter.
See Engine Air Cleaner/Filter on
page 10‑15.
.Inspect brake system.
.Visually inspect steering,
suspension, and chassis
components for damaged, loose,
or missing parts or signs of
wear. See Exterior Care on
page 10‑98.
.Check restraint system
components. See Safety System
Check on page 3‑20.

Black plate (10,1)Buick Regal Owner Manual - 2012
11-10 Service and Maintenance
Battery
The battery supplies power to start
the engine and operate any
additional electrical accessories.
.To avoid break‐down or failure to
start the vehicle, maintain a
battery with full cranking power.
.Trained dealer technicians have
the diagnostic equipment to test
the battery and ensure that the
connections and cables are
corrosion‐free.
Belts
.Belts may need replacing if
they squeak or show signs of
cracking or splitting.
.Trained dealer technicians
can inspect the belts and
recommend replacement when
necessary. Brakes
Brakes stop the vehicle and are
crucial to safe driving.
.Signs of brake wear may include
chirping, grinding, or squealing
noises, or difficulty stopping.
.Trained dealer technicians have
access to tools and equipment
to inspect the brakes and
recommend quality parts
engineered for the vehicle.
Fluids
Proper fluid levels and approved
fluids protect the vehicle’s systems
and components. See
Recommended Fluids and
Lubricants on page 11‑13 for GM
approved fluids.
.Engine oil and windshield
washer fluid levels should be
checked at every fuel fill.
.Instrument cluster lights may
come on to indicate that fluids
may be low and need to be
filled. Hoses
Hoses transport fluids and should
be regularly inspected to ensure
that there are no cracks or leaks.
With a multi‐point inspection, your
dealer can inspect the hoses and
advise if replacement is needed.
Lamps
Properly working headlamps,
taillamps, and brake lamps are
important to see and be seen on
the road.
.Signs that the headlamps need
attention include dimming, failure
to light, cracking, or damage.
The brake lamps need to be
checked periodically to ensure
that they light when braking.
.With a multi‐point inspection,
your dealer can check the lamps
and note any concerns.

Black plate (13,1)Buick Regal Owner Manual - 2012
Service and Maintenance 11-13
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
UsageFluid/Lubricant
Engine Oil Use only engine oil licensed to the dexos1 specfication, or equivalent, of
the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is
recommended. See
Engine Oil on page 10‑11.
Engine Coolant (Except Vehicles with eAssist) 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant.
See
Engine Coolant on page 10‑19.
Engine Coolant (Vehicles with eAssist) Always use the pre‐mixed 50/50 mixture of deionized water and
DEX-COOL Coolant available at your dealer.
Hydraulic Brake/Clutch System
(Vehicles with DOT 3 brake fluid) DOT 3 Hydraulic Brake Fluid (GM Part No. 88862806, in
Canada 88862807).
Hydraulic Brake/Clutch System
(Vehicles with DOT 4 brake fluid) DOT 4 Hydraulic Brake Fluid (GM Part No. 88958860, in
Canada 88901244).
Windshield Washer Optikleen
®Washer Solvent.
Hydraulic Power Steering System DEXRON
®-VI Automatic Transmission Fluid.
Automatic Transmission (2.4L Engine) DEXRON
®-VI Automatic Transmission Fluid.
Automatic Transmission (2.0L Engine) Automatic Transmission Fluid (GM Part No. 19256039, in
Canada 19256040).
Manual Transmission See your dealer.

Black plate (15,1)Buick Regal Owner Manual - 2012
Service and Maintenance 11-15
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 55560894 A3128C
Engine Oil Filter
2.0L L4 Engine 12605566 PF457G
2.4L L4 Engine 12605566 PF457G
Passenger Compartment Air Filter Element 13271191 CF176
Spark Plugs
2.0L L4 Engine 12620540 41–108
2.4L L4 Engine 12620540 41–108
Wiper Blades
Driver Side –60.0 cm (23.62 in) 13227404 —
Passenger Side –45.0 cm (17.7 in) 13227405 —

Black plate (2,1)Buick Regal Owner Manual - 2012
12-2 Technical Data
Vehicle Data
Capacities and Specifications
ApplicationCapacities
Metric English
Air Conditioning Refrigerant R134a For the air conditioning system refrigerant charge
amount, see the refrigerant label located under the hood. See your dealer for more information.
Engine Cooling System 2.0L L4 Engine 7.8 L 8.2 qt
2.4L L4 Engine 7.1 L 7.5 qt
Engine Oil with Filter
2.0L L4 Engine 6.0 L 6.3 qt
2.4L L4 Engine 4.7 L 5.0 qt
Fuel Tank
2.0L L4 LHU Engine 70.4 L 18.6 gal
2.4L L4 LEA Engine 70.4 L 18.6 gal
2.4L L4 LUK Engine 59.8 L 15.8 gal

Black plate (4,1)Buick Regal Owner Manual - 2012
14-4 OnStar
Connections
OnStar Hands-Free Calling allows
calls to be made and received from
the vehicle. The vehicle can also be
controlled from a cell phone through
the OnStar mobile app. See
www.onstar.com for coverage maps.
Hands-Free Calling
1. PushX. System responds:
“OnStar ready.”
2. Say “Dial.”System responds:
“Please say the name or number
to call.”
3. Say the entire number without pausing, including a “1”and the
area code. System responds:
“OK calling.”
Retrieve My Number
1. PushX. System responds:
“OnStar ready.”
2. Say “My Number.” System
responds: “Your OnStar
Hands-Free Calling number is.”
End a Call
PushX. System responds: “Call
ended.”
Store a Name Tag for Speed
Dialing
1. PushX. System responds:
“OnStar ready.”
2. Say “Store.” System responds:
“Please say the number you
would like to store.”
3. Say the entire number without pausing. System responds:
“Please say the name tag.”
4. Pick a name tag. “System
responds:”About to store tag>. Does that sound OK?”
5. Say “Yes”or“No” to try again.
System responds: “OK, storing
.”
Place a Call Using a Stored
Number
1. PushX. System responds:
“OnStar ready.”
2. Say “Call .” System
responds: “OK, calling
.”
Verify Minutes and Expiration
PushXand say “minutes” then
“verify” to check how many minutes
remain and their expiration date.
OnStar Mobile App
With an iPhone®or
Android™-based mobile device,
an OnStar mobile app can be
downloaded. The vehicle can be
remote started, if equipped, or the
doors can be unlocked from
anywhere there is cell phone
service. It can also check the fuel
level, tire pressure, and oil life.
It can connect to an OnStar Advisor
anytime. For OnStar mobile app
compatibility or further information,
see www.onstar.com.

Black plate (4,1)Buick Regal Owner Manual - 2012
i-4 INDEX
E
E85 Fuel . . . . . . . . . . . . . . . . . . . . . . . 9-49
Electric Parking Brake Light . . . 5-19
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . 9-52
Electrical System Engine Compartment
Fuse Block . . . . . . . . . . . . . . . . 10-39
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . 10-38
Instrument Panel Fuse
Block . . . . . . . . . . . . . . . . . . . . . . 10-42
Overload . . . . . . . . . . . . . . . . . . . 10-38
Emergency, OnStar
®. . . . . . . . . . 14-2
Engine Air Cleaner/Filter . . . . . . . . . . . 10-15
Check and Service Engine
Soon Light . . . . . . . . . . . . . . . . . . 5-15
Compartment Overview . . . . . . . 10-6
Coolant . . . . . . . . . . . . . . . . . . . . . 10-19
Coolant Temperature Gauge . . . . . . . . . . . . . . . . . . . . . . 5-12
Coolant Temperature Warning Light . . . . . . . . . . . . . . . 5-22
Cooling System . . . . . . . . . . . . . 10-18
Cooling System Messages . . . 5-31 Engine (cont'd)
Drive Belt Routing . . . . . . . . . . . . 12-4
Exhaust . . . . . . . . . . . . . . . . . . . . . . 9-27
Heater . . . . . . . . . . . . . . . . . . . . . . . . 9-23
Oil Life System . . . . . . . . . . . . . 10-13
Oil Messages . . . . . . . . . . . . . . . . . 5-31
Overheating . . . . . . . . . . . . . . . . 10-22
Power Messages . . . . . . . . . . . . . 5-32
Pressure Light . . . . . . . . . . . . . . . . 5-23
Running While Parked . . . . . . . . 9-28
Starting . . . . . . . . . . . . . . . . . . . . . . . 9-19
Entry Lighting . . . . . . . . . . . . . . . . . . . 6-6
Event Data Recorders . . . . . . . . 13-19
Exit Lighting . . . . . . . . . . . . . . . . . . . . 6-6
Extender, Safety Belt . . . . . . . . . . 3-20
Exterior Lamp Controls . . . . . . . . . 6-1
Exterior Lamps Off Reminder . . . 6-2
F
Filter, Engine Air Cleaner . . . . . . . . . 10-15
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 6-2
Flashers, Hazard Warning . . . . . . 6-3
Flat Tire . . . . . . . . . . . . . . . . . . . . . . 10-65 Changing . . . . . . . . . . . . . . . . . . . 10-83
Floor Mats . . . . . . . . . . . . . . . . . . .10-103 Fluid
Automatic Transmission . . . . 10-14
Brakes . . . . . . . . . . . . . . . . . . . . . . 10-27
Power Steering . . . . . . 10-24, 10-25
Washer . . . . . . . . . . . . . . . . . . . . . 10-25
Fog Lamps Bulb Replacement . . . . . . 10-35, 6-4
Folding Mirrors . . . . . . . . . . . . . . . . 2-15
Front Fog Lamp Light . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24
Front Seats
Adjustment . . . . . . . . . . . . . . . . . . . . 3-4
Heated . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-46 Additives . . . . . . . . . . . . . . . . . . . . . 9-48
E85 (85% Ethanol) . . . . . . . . . . . 9-49
Economy Driving . . . . . . . . . . . . . 1-26
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 9-51
Filling the Tank . . . . . . . . . . . . . . . 9-50
Foreign Countries . . . . . . . . . . . . 9-48
Gasoline Specifications . . . . . . . 9-47
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 5-11
Low Fuel Warning Light . . . . . . . 5-23

Black plate (6,1)Buick Regal Owner Manual - 2012
i-6 INDEX
I
Ignition Positions . . . . . . . . 9-15, 9-17
Ignition Transmission LockCheck . . . . . . . . . . . . . . . . . . . . . . . 10-31
Immobilizer . . . . . . . . . . . . . . . . . . . . 2-13
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . 3-36
Infotainment . . . . . . . . . . . . . . . . . . . . 7-1
Instrument Cluster . . . . . . . . . . . . . . 5-9
Instrument Panel Storage Area . . . . . . . . . . . . . . . . . . 4-1
Interactive Drive Control System . . . . . . . . . 9-41
Interactive Drive Control System . . . . . . . . . . . . . . . . . . . . . . . 9-41
Introduction . . . . . . . . . . . . . . . . . . . . . . . iii
J
Jump Starting . . . . . . . . . .10-89, 10-91
K
Key and Lock Messages . . . . . . . 5-32
Keyless Entry
Remote (RKE) System . . . . . . . . 2-3
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
L
Labeling, Tire Sidewall . . . . . . . . 10-46
Lamps
Daytime Running (DRL) . . . . . . . 6-2
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Exterior Controls . . . . . . . . . . . . . . . 6-1
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . . 6-2
Headlamps, Front Turn Signal, and Parking
Lamps . . . . . . . . . . . . . . . . . . . . 10-34
License Plate . . . . . . . . . . . . . . . 10-36
Malfunction Indicator . . . . . . . . . 5-15
On Reminder . . . . . . . . . . . . . . . . . 5-24
Reading . . . . . . . . . . . . . . . . . . . . . . . 6-5
Lap-Shoulder Belt . . . . . . . . . . . . . 3-13
LATCH System
Replacing Parts after aCrash . . . . . . . . . . . . . . . . . . . . . . . 3-50
LATCH, Lower Anchors and
Tethers for Children . . . . . . . . . . 3-42
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . . 6-6
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-6
Illumination Control . . . . . . . . . . . . 6-4 Lights
Airbag Readiness . . . . . . . . . . . . . 5-14
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . 5-19
Brake System Warning . . . . . . . 5-18
Charging System . . . . . . . . . . . . . 5-15
Cruise Control . . . . . . . . . . . . . . . . 5-25
Door Ajar . . . . . . . . . . . . . . . . . . . . . 5-25
Electric Parking Brake . . . . . . . . 5-19
Engine Coolant Temperature Warning . . . . . . . 5-22
Engine Oil Pressure . . . . . . . . . . 5-23
Flash-to-Pass . . . . . . . . . . . . . . . . . . 6-2
Front Fog Lamp . . . . . . . . . . . . . . 5-24
High-Beam On . . . . . . . . . . . . . . . . 5-24
High/Low Beam Changer . . . . . . 6-2
Low Fuel Warning . . . . . . . . . . . . 5-23
Safety Belt Reminders . . . . . . . . 5-13
Security . . . . . . . . . . . . . . . . . . . . . . 5-24
StabiliTrak
®OFF . . . . . . . . . . . . . 5-20
Tire Pressure . . . . . . . . . . . . . . . . . 5-22
Traction Control System
(TCS)/StabiliTrak
®. . . . . . . . . . 5-21
Traction Off . . . . . . . . . . . . . . . . . . . 5-20
Up-Shift . . . . . . . . . . . . . . . . . . . . . . 5-20