Page 156 of 478
Black plate (24,1)GMC Acadia/Acadia Denali Owner Manual - 2011
5-24 Instruments and Controls
Security Light
This light flashes when the security
system is activated.
For more information, seeAnti-Theft
Alarm System on page 2‑13.
High-Beam On Light
The high-beam on light comes on
when the high-beam headlamps are
in use. See
Headlamp High/Low-Beam
Changer on page 6‑2 for more
information.
Front Fog Lamp Light
The fog lamp light comes on when
the fog lamps are in use.
The light goes out when the fog
lamps are turned off. See Fog
Lamps on page 6‑4 for more
information.
Cruise Control Light
This light comes on whenever the
cruise control is set.
The light goes out when the cruise
control is turned off. See Cruise
Control on page 9‑33 for more
information.
Page 175 of 478

Black plate (43,1)GMC Acadia/Acadia Denali Owner Manual - 2011
Instruments and Controls 5-43
SERVICE TRACTION
CONTROL
This message displays when there
is a problem with the Traction
Control System (TCS). When this
message is displayed, the system
will not limit wheel spin. Adjust your
driving accordingly. See your dealer
for service. SeeStabiliTrak
®System
on page 9‑31 for more information.
TRACTION CONTROL OFF
This message displays when the
Traction Control System (TCS)
is turned off. Adjust your driving
accordingly. See StabiliTrak
®
System on page 9‑31 for more
information. This message clears
itself after 10 seconds.
TRACTION CONTROL ON
This message displays when the
Traction Control System (TCS) is
turned on. See StabiliTrak
®System
on page 9‑31 for more information.
This message clears itself after
10 seconds.
Airbag System Messages
SERVICE AIR BAG
This message displays if there is a
problem with the airbag system.
Have your dealer inspect the
system for problems. See Airbag
Readiness Light on page 5‑15 and
Airbag System on page 3‑33 for
more information.
Anti-Theft Alarm System
Messages
SERVICE THEFT DETERRENT
SYSTEM
This message displays when there
is a problem with the theft-deterrent
system. The vehicle may or may not
restart so you may want to take the
vehicle to your dealer before turning
off the engine. See Immobilizer
Operation on page 2‑15 for more
information.
THEFT ATTEMPTED
This message displays if the
content theft-deterrent system has
detected a break-in attempt while
you were away from your vehicle.
See Anti-Theft Alarm System on
page 2‑13 for more information.
Service Vehicle Messages
SERVICE A/C
(Air Conditioning)
SYSTEM
This message displays when the
electronic sensors that control
the air conditioning and heating
systems are no longer working.
Have the climate control system
serviced by your dealer if you
notice a drop in heating and air
conditioning efficiency.
Page 465 of 478

Black plate (1,1)GMC Acadia/Acadia Denali Owner Manual - 2011
INDEX i-1
A
Accessories andModifications . . . . . . . . . . . . . . . . . 10-3
Accessory Power . . . . . . . . . . . . . . 9-21
Add-On Electrical Equipment . . . . . . . . . . . . . . . . . . . 9-56
Adjustments
Lumbar, Front Seats . . . . . . . . . . . 3-6
Air Cleaner/Filter, Engine . . . . . 10-13
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . 8-13
Air Vents . . . . . . . . . . . . . . . . . . . . . . 8-12
Airbag System Check . . . . . . . . . . . . . . . . . . . . . . . . 3-47
How Does an AirbagRestrain? . . . . . . . . . . . . . . . . . . . 3-38
Passenger Sensing System . . . . . . . . . . . . . . . . . . . . . . 3-41
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . 3-38
What Will You See After an Airbag Inflates? . . . . . . . . . . 3-39
When Should an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . 3-36
Where Are the Airbags? . . . . . . 3-35 Airbags
Adding Equipment to the
Vehicle . . . . . . . . . . . . . . . . . . . . . . 3-46
Passenger Status Indicator . . . 5-16
Readiness Light . . . . . . . . . . . . . . 5-15
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . 3-45
System Check . . . . . . . . . . . . . . . . 3-33
Alarm System Anti-Theft . . . . . . . . . . . . . . . . . . . . . 2-13
All-Wheel Drive . . . . . . . . . 10-27, 9-28
AM-FM Radio . . . . . . . . . . . . . . . . . . . 7-7
Antenna
Multi-Band . . . . . . . . . . . . . . . . . . . . 7-13
Anti-Theft Alarm System . . . . . . . . . . . . . . . . 2-13
Alarm System Messages . . . . . 5-43
Antilock Brake System (ABS) . . . . . . . . . . . . . . . . 9-29
Warning Light . . . . . . . . . . . . . . . . . 5-21
Appearance Care
Exterior . . . . . . . . . . . . . . . . . . . . . 10-90
Interior . . . . . . . . . . . . . . . . . . . . . . 10-95 Armrest Storage . . . . . . . . . . . . . . . . 4-1
Assistance Program,
Roadside . . . . . . . . . . . . . . 13-8, 13-10
Audio Controller, Rear (RAC) . . . . . . . . . . . . . . . . . . 7-50
Audio Players . . . . . . . . . . . . . . . . . 7-14 CD . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-14
CD/DVD . . . . . . . . . . . . . . . . . . . . . . 7-16
MP3 . . . . . . . . . . . . . . . . . . . . 7-24, 7-30
Audio System Radio Reception . . . . . . . . . . . . . . 7-12
Rear Seat (RSA) . . . . . . . . . . . . . 7-48
Theft-Deterrent Feature . . . . . . . . 7-2
Automatic Dimming Mirrors . . . . . . . . . . . . . . 2-18
Door Locks . . . . . . . . . . . . . . . . . . . . 2-9
Automatic Transmission . . . . . . . 9-25 Fluid . . . . . . . . . . . . . . . . . . . . . . . . 10-13
Manual Mode . . . . . . . . . . . . . . . . . 9-27
Shift Lock ControlFunction Check . . . . . . . . . . . 10-28
Auxiliary Devices . . . . . . . . . . . . . . 7-37
Page 472 of 478

Black plate (8,1)GMC Acadia/Acadia Denali Owner Manual - 2011
i-8 INDEX
M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . .11-10
Maintenance Schedule Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . 11-7
Scheduled Maintenance . . . . . . 11-2
Malfunction Indicator Lamp . . . . 5-18
Manual Mode . . . . . . . . . . . . . . . . . . 9-27
Memory Features . . . . . . . . . . . . . . . 1-7
Messages Airbag System . . . . . . . . . . . . . . . . 5-43
Anti-Theft Alarm System . . . . . . 5-43
Battery Voltage andCharging . . . . . . . . . . . . . . . . . . . . 5-37
Brake System . . . . . . . . . . . . . . . . 5-38
Door Ajar . . . . . . . . . . . . . . . . . . . . . 5-38
Engine Cooling System . . . . . . . 5-39
Engine Oil . . . . . . . . . . . . . . . . . . . . 5-40 Messages (cont.)
Engine Power . . . . . . . . . . . . . . . . 5-41
Fuel System . . . . . . . . . . . . . . . . . . 5-41
Key and Lock . . . . . . . . . . . . . . . . . 5-41
Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 5-41
Object Detection System . . . . . 5-42
Ride Control System . . . . . . . . . . 5-42
Service Vehicle . . . . . . . . . . . . . . . 5-43
Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-44
Transmission . . . . . . . . . . . . . . . . . 5-45
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 5-37
Vehicle Reminder . . . . . . . . . . . . . 5-46
Vehicle Speed . . . . . . . . . . . . . . . . 5-46
Washer Fluid . . . . . . . . . . . . . . . . . 5-46
Mirrors Automatic Dimming . . . . . . . . . . . 2-18
Automatic DimmingRearview . . . . . . . . . . . . . . . . . . . . 2-19
Convex . . . . . . . . . . . . . . . . . . . . . . . 2-16 Mirrors (cont.)
Folding . . . . . . . . . . . . . . . . . . . . . . . 2-17
Heated . . . . . . . . . . . . . . . . . . . . . . . 2-18
Manual Rearview . . . . . . . . . . . . . 2-19
Park Tilt . . . . . . . . . . . . . . . . . . . . . . 2-18
Power . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Monitor System, Tire Pressure . . . . . . . . . . . . . . . . . . . . 10-47
MP3 . . . . . . . . . . . . . . . . . . . . . 7-24, 7-30
Multi-Band Antenna . . . . . . . . . . . . 7-13
N
Navigation
Vehicle Data Recordingand Privacy . . . . . . . . . . . . . . . 13-19
Net, Convenience . . . . . . . . . . . . . . 4-4
New Vehicle Break-In . . . . . . . . . . 9-17