Page 7 of 368

Black plate (3,1)Buick Regal Owner Manual - 2011
In Brief 1-3
A.Exterior Lamp Controls on
page 6‑1.
Fog Lamps on page 6‑4.
Instrument Panel Illumination
Control on page 6‑4.
B. Air Vents on page 8‑4.
C. Turn and Lane‐Change Lever. See Turn and Lane-Change
Signals on page 6‑3.
Driver Information Center
Buttons. See Driver Information
Center (DIC) on page 5‑22.
D. Cruise Control on page 9‑39.
E. Instrument Cluster on page 5‑8.
F. Horn on page 5‑2.
Driver Airbag. See Where Are
the Airbags? on page 3‑29.
G. Driver Information Center Display. See Driver Information
Center (DIC) on page 5‑22.
H. Steering Wheel Controls on
page 5‑2. I.
Windshield Wiper/Washer on
page 5‑3.
J. Infotainment on page 7‑1.
K. Traction Control System (TCS)
on page 9‑34/ StabiliTrak
®
System on page 9‑36 (If
Equipped).
Interactive Drive Control
System on page 9‑38
(If Equipped).
L. Info Display. See Operation on
page 7‑4.
M. Power Door Locks on page 2‑5.
Hazard Warning Flashers on
page 6‑3.
N. Ultrasonic Parking Assist on
page 9‑42.
O. Front Passenger Airbag. See Where Are the Airbags? on
page 3‑29.
P. Hood Release. See Hood on
page 10‑5. Q. Data Link Connector (Out of
View). See Malfunction Indicator
Lamp on page 5‑13.
R. Instrument Panel Fuse Block on
page 10‑40.
Instrument Panel Storage on
page 4‑1.
S. Steering Wheel Adjustment on
page 5‑2.
T. Ignition Positions on page 9‑17.
U. Heated Front Seats on
page 3‑8.
V. Storage Compartment.
W. Shift Lever. See Automatic
Transmission on page 9‑25 or
Manual Transmission on
page 9‑29.
X. Dual Automatic Climate Control
System on page 8‑1.
Y. Glove Box on page 4‑1.
Page 188 of 368

Black plate (4,1)Buick Regal Owner Manual - 2011
8-4 Climate Controls
Air Vents
Use the louvers located on the air
vents to change the direction of the
airflow.
To open a vent, move the
thumbwheel to | . To close the vent,
move the thumbwheel to
9.
Operation Tips
.Keep all outlets open whenever
possible for best system
performance.
.Keep the paths under all seats
clear of objects to help circulate
the air inside the vehicle more
effectively.
.Use of non-GM approved hood
deflectors can adversely affect
the performance of the system.
Maintenance
Passenger Compartment
Air Filter
The filter removes dust, pollen, and
other airborne irritants from outside
air that is pulled into the vehicle.
The filter should be replaced as part
of routine scheduled maintenance.
See Scheduled Maintenance on
page 11‑2 for replacement intervals.
To find out what type of filter to use,
see Maintenance Replacement
Parts on page 11‑8.
The passenger compartment air
filter can be accessed by removing
the entire glove box.
1. Open the passenger side door. Remove the end cover located
on the side of the instrument
panel in the top right corner.
Remove the screw affixed to the
side of the glove box. 2. Open the glove box door and
remove the attached screws
from around the glove box.
3. Lower the loosened glove box housing.
4. Unplug both wire cables and remove the glove box.
5. Pull the three tabs to releaseand open the filter door.
Page 245 of 368
Black plate (5,1)Buick Regal Owner Manual - 2011
Vehicle Care 10-5
Hood
To open the hood:
1. Pull up on the hood releasehandle with this symbol on it.
It is located inside the vehicle to
the left of the steering column.
2. Go to the front of the vehicle andmove the secondary hood
release handle to the right. To close the hood:
1. Before closing the hood, be sure
all the filler caps are on properly.
2. Lower the hood 30 cm (12 in) above the vehicle and release it
so it fully latches. Check to
make sure the hood is closed
and repeat the process if
necessary.
Page 255 of 368

Black plate (15,1)Buick Regal Owner Manual - 2011
Vehicle Care 10-15
When to Check and What
to Use
The brake/hydraulic clutch fluid
reservoir cap has this symbol on it.
The common hydraulic clutch and
brake master cylinder fluid reservoir
is filled with either DOT 3 or DOT 4
brake fluid as indicated on the
reservoir cap. SeeEngine
Compartment Overview on
page 10‑6 for reservoir location.
How to Check and Add Fluid
Visually check the brake/clutch fluid
reservoir to make sure the fluid level
is at the MIN (minimum) line on the
side of the reservoir. The brake/
hydraulic clutch fluid system should
be closed and sealed. Do not remove the cap to check the
fluid level or to top‐off the fluid level.
Remove the cap only when
necessary to add the proper fluid
until the level reaches the MIN line.
Engine Air Cleaner/Filter
See
Engine Compartment Overview
on page 10‑6 for the location of the
engine air cleaner/filter.
When to Inspect the Engine Air
Cleaner/Filter
Inspect the air cleaner/filter at the
scheduled maintenance intervals
and replace it at the first oil change
after each 80 000 km (50,000 mile)
interval. See Scheduled
Maintenance on page 11‑2 for more
information. If you are driving in
dusty/dirty conditions, inspect the
filter at each engine oil change.
How to Inspect the Engine Air
Cleaner/Filter
To inspect the air cleaner/filter,
remove the filter from the vehicle
and lightly shake the filter to release loose dust and dirt. If the filter
remains covered with dirt, a new
filter is required.
To inspect or replace the engine air
cleaner/filter:
2.0 L L4 Engine
1. Open the hood. See
Hood on
page 10‑5.
A. Electrical Connector
B. Air Duct Clamp
C. Screws (5)
2. Disconnect the outlet duct by loosening the air duct clamp (B).
Page 331 of 368
Black plate (7,1)Buick Regal Owner Manual - 2011
Service and Maintenance 11-7
UsageFluid/Lubricant
Manual Transmission Castrol BOT 0402 Transmission Fluid (GM Part No. 88862472, in
Canada 88862473).
Key Lock Cylinders Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in
Canada 10953474).
Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl Lubriplate Lubricant Aerosol (GM Part No. 12346293, in Canada 992723)
or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Hood and Door Hinges Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in
Canada 10953474).
Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or
Dielectric Silicone Grease (GM Part No. 12345579, in Canada 992887).