Page 115 of 374
2-55
Exterior Lamps
The exterior lamp control is located on the lower
left side of the instrument panel, to the left of the
steering wheel.The exterior lamp has three positions.
OFF: Turning the control to this position, turns off all
lamps, except the Daytime Running Lamps (DRL).
(Parking Lamps): Turning the control to
this position turns on the parking lamps, together
with the following:
Sidemarker Lamps
Taillamps
License Plate Lamp
Instrument Panel Lights
(Headlamps): Turning the control to this position
turns on the headlamps, together with the previously
listed lamps and lights.
A warning chime will sound if you open the driver's
door when you turn the ignition switch to LOCK or
ACCESSORY with the lamps on.
Page 117 of 374
2-57 Fog Lamps
The fog lamps switch is located on the upper corner
of the instrument panel, to the left of the instrument
panel cluster.
For this feature to work the exterior lamps control must
be on. To turn the fog lamps on, press the right side of
the fog lamp switch. A light will glow in the switch to
let you know that they are on. Press the left side of the
switch to turn the fog lamps off.
Interior Lamps
Instrument Panel Brightness Control
This feature controls the brightness of the instrument
panel lights.
The thumbwheel for this
feature is located on the
instrument panel, to the left
of the steering wheel.
Turn the thumbwheel to the right to increase the
brightness of the instrument panel lights and to the
left to decrease the brightness. Turn the thumbwheel
completely to the left to turn them off.
Page 118 of 374

2-58
Courtesy Lamps
When a door is open, the courtesy lamps will
automatically come on. They make it easy for you to
enter and leave the vehicle at night. You can also turn
these lamps on by manually turning the interior lamps
thumbwheel all the way to the right.
Illuminated Entry
The illuminated entry feature will light the interior of
the vehicle so that you can see the inside of the vehicle
before you enter at night. The interior lamps will come
on for 40 seconds when you unlock the doors using the
remote keyless entry transmitter (if equipped) and the
ignition is in LOCK or OFF. After 40 seconds have
elapsed, the interior lamps will slowly fade out. The
lamps will fade out before 40 seconds have elapsed if
you do the following:
Lock all doors using the remote keyless entry
transmitter (if equipped).
Lock the doors using the power door lock switch.
When any door is opened, illuminated entry is canceled.
The interior lamps will stay on while any door is opened
and slowly fade out when all doors are closed. The
interior lamps may stay on for up to 25 seconds after all
doors have been closed if they have not been locked.
See ªDelayed Illuminationº later in this section.
Delayed Illumination
The delayed illumination feature will continue to light
the interior of the vehicle for 25 seconds after all the
doors have been closed so that you can find the ignition
and buckle the seat belt at night. Delayed illumination
will not occur while the ignition is in RUN or
ACCESSORY. After 25 seconds have elapsed, the
interior lamps will slowly fade out. The lamps will fade
out before the 25 seconds have elapsed if you do any of
the following:
Turn the ignition to RUN or ACCESSORY.
Lock all doors using the remote keyless entry
transmitter (if equipped).
Lock the doors using the power door lock switch.
To turn delayed illumination feature off or on, see
ªLocks and Lighting Choicesº in the Index.
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2-60
Battery Saver
Your vehicle has a feature to help prevent you from
draining the battery in case you accidentally leave the
interior, trunk or underhood lamps on. If you leave
any of these lamps on while the ignition is in LOCK or
OFF, they will automatically turn off after 10 minutes.
The lamps won't come back on again until you do
one of the following:
Turn the ignition to RUN or ACCESSORY.
Turn the interior lamp thumbwheel completely to the
right, then back slightly to the left.
Open (or close and reopen) a door that is closed.
If the vehicle has less than 15 miles (25 km) on the
odometer, the battery saver will turn off the lamps after
only three minutes.
Mirrors
Adjust all the mirrors so you can see clearly when you
are sitting in a comfortable driving position.
Inside Day/Night Rearview Mirror
To reduce glare from lamps behind you, pull the lever
located in the center of the bottom of the mirror toward
you to the night position. To return the mirror back to
the day position, push the lever away from you.
Electrochromic Day/Night Rearview
Mirror with Compass and Temperature
Display (Option)
Your vehicle may have an automatic-dimming rearview
mirror with a compass and temperature display.
When turned on, an electrochromic mirror automatically
dims to the proper level to minimize glare from
headlamps behind your after dark.
The mirror has an eight
-point compass and temperature
display in the upper right corner of the mirror face. The
display shows the current outside temperature and the
vehicle's current direction.
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2-70
(Communication Button): Press this button
at the end of a call. Also press this button to answer a
call from the center, or cancel a call if one of the other
buttons is accidentally pressed. This button is also
used to access OnStar Personal Calling and Virtual
Advisor services. See the OnStar owner package for
more information.
Volume Control:You can control the volume of the
OnStar system using either the volume knob on the
radio or if equipped, the steering wheel volume controls.
(Telltale Light): This light will indicate the status of
the system. A solid green light will come on when you
start the vehicle to let you know that the system is on
and is ready to make or receive calls.
If the light blinks green it means that an incoming or
outgoing call is in progress. Press the Communications
button if you notice the light blinking and you are not
on a call.
The light will be red in the event of an OnStar system
malfunction. If this occurs press the OnStar Services
button to attempt to contact an advisor. If the connection
is made, the advisor will assist you with steps to take to
make sure that the system is functioning properly. If you
cannot contact the advisor, take your vehicle to your
dealership as soon as possible for assistance.
OnStar Services
The following services are available within OnStar
service plans. Your vehicle comes with a specific
one
-year service plan that allows use of some or all
of the following services.
Automatic Notification of Air Bag
Deployment: If an air bag deploys, a priority
emergency signal is automatically sent to the center.
An advisor will locate your vehicle's position, try to
contact you and assist you in the situation. If the
center is unable to contact you, an emergency service
provider will be contacted.
Stolen Vehicle Tracking: Call the center at
1
-888-4-ONSTAR (1-888-466-7827) to report your
vehicle stolen. The system can then attempt to locate
and track your vehicle and the advisor will assist the
proper authorities.
Roadside Assistance with Location: For vehicle
breakdowns, press the OnStar Services button. An
advisor will contact the appropriate help.
Page 135 of 374
2-75
The main components of the instrument panel are the following:
A. Side Window Defogger Vents
B. Fog Lamp Switch
C. Multifunction Lever
D. Instrument Panel Cluster
E. Hazard Warning Button
F. Horn
G. Trip Computer (If Equipped) and/or Driver
Information Center (DIC)
H. Instrument Panel Vents
I. Interior Lamps ControlJ. Exterior Lamps Control
K. Tilt Steering Wheel Control
L. Audio Steering Controls (If Equipped)
M. Head Up Display (HUD) Controls (Option)
N. Comfort Controls
O. Ashtray and Cigarette Lighter
P. Audio System
Q. Glove Box
R. Instrument Panel Fuse Block
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2-82
Traction Control System Warning Light
(3800 Supercharged V6 Engine Only)
The traction control
system warning light
may come on for the
following reasons:
If you turn the system off by pressing the TCS
button located on the far right side of the trip
computer, the warning light will come on and
stay on. To turn the system back on, press the
button again. The warning light should go off.
See ªTraction Control Systemº in the Index
for more information.
If there's a brake system problem that is specifically
related to traction control, the traction control system
will turn off and the warning light will come on. If
your brakes begin to overheat, the traction control
system will turn off and the warning light will come
on until your brakes cool down.
If the traction control system warning light comes on
and stays on for an extended period of time when the
system is turned on, your vehicle needs service.
Enhanced Traction System Warning Light
(3100 V6 or 3800 V6 Engine)
The Enhanced Traction
System warning light
may come on for the
following reasons:
If you turn the system off by pressing the TRAC
button on the far right side of the Driver Information
Center or trip computer (if equipped), the warning
light will come on and stay on. To turn the system
back on, press the button again. The warning light
should go off. See ªEnhanced Traction Systemº in
the Index for more information.
If the Enhanced Traction System warning light
comes on and stays on for an extended period of
time when the system is turned on, your vehicle
needs service. Adjust your driving accordingly.
If the traction control system is affected by an
engine
-related problem, the system will turn off and
the warning light will come on.
When this warning light is on, the system will not limit
wheel spin. Adjust your driving accordingly.
Page 143 of 374

2-83 Low Traction Light
If you have the Enhanced
Traction System or the
Traction Control System,
this light will also come
on when the system is
limiting wheel spin.
You may feel or hear the system working, but this is
normal. Slippery road conditions may exist if the low
traction light comes on, so adjust your driving
accordingly. The light will stay on for a few seconds
after the Enhanced Traction System or the Traction
Control System stops limiting wheel spin. See
ªEnhanced Traction Systemº or ªTraction Control
Systemº in the Index.
The low traction light also comes on briefly when you
turn the ignition key to RUN. If the light doesn't come
on then, have it fixed so it will be there to tell you when
the Traction Control System or Enhanced Traction
System is active.
Engine Coolant Temperature Light
This light tells tells you that
the engine coolant has
overheated or the radiator
cooling fan is not working.
If you have been operating the vehicle under normal
driving conditions, you should pull of the road, stop the
vehicle and turn off the engine as soon as possible.
See ªEngine Overheatingº in the Index.