2007 CHEVROLET TRAIL BLAZER radio

Battery Run-Down Protection
This feature shuts off the dome, courtesy, and
vanity lamps if they are left on for more than
20 minutes when the ignition is off. This will
keep the battery from running down.
If the battery run-down protection shuts off the
interior lamps, it may be necessary to do one
of the following to return to normal operation:
Shut off all lamps and close all doors.
Turn the ignition key to RUN.
This feature will also turn off the parking lamps
and headlamps under most circumstances, if they
are left on. If you would like to turn them back
on, turn the exterior lamps knob.
Accessory Power Outlet(s)
With the accessory power outlets, you can plug in
auxiliary electrical equipment such as a cellular
telephone or CB radio.
Your vehicle has three accessory power outlets.
There are two outlets located below the climate
controls and one outlet is on the rear of the
center oor console.Remove the cover from the outlet to use the
outlet. Be sure to put the cover back on when
not using the accessory power outlet.
Certain electrical accessories may not be
compatible with the accessory power outlet and
could result in blown vehicle or adaptor fuses. If you
experience a problem, see your dealer for additional
information on the accessory power outlets.
Notice:Adding any electrical equipment to
your vehicle may damage it or keep other
components from working as they should.
The repairs would not be covered by your
warranty. Do not use equipment exceeding
maximum amperage rating of 20 amperes.
Check with your dealer/retailer before adding
electrical equipment.
When adding electrical equipment, be sure to
follow the proper installation instructions included
with the equipment.
Notice:Improper use of the power outlet can
cause damage not covered by your warranty.
Do not hang any type of accessory or accessory
bracket from the plug because the power
outlets are designed for accessory power
plugs only.
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If, after several seconds, all status indicator lights
remain on, or if there are no lights at all, there
may be a problem with the lights or the passenger
sensing system. See your dealer for service.
{CAUTION:
If the off indicator and the airbag
readiness light ever come on together,
it means that something may be wrong
with the airbag system. If this ever
happens, have the vehicle serviced
promptly, because an adult-size person
sitting in the right front passenger seat
may not have the protection of the frontal
airbag. SeeAirbag Readiness Light
on page 202.
Charging System Light
The charging system
light will come on briey
when you turn on
the ignition, but the
engine is not running,
as a check to show
you it is working.
It should go out once the engine is running.
If it stays on, or comes on while you are driving,
you may have a problem with the charging system.
It could indicate that you have problems with a
generator drive belt, or another electrical problem.
Have it checked right away. Driving while this
light is on could drain your battery.
If you must drive a short distance with the light on,
be certain to turn off all your accessories, such
as the radio and air conditioner.
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Audio System(s)
Determine which radio your vehicle has and then
read the pages following to familiarize yourself
with its features.
Driving without distraction is a necessity for a
safer driving experience. SeeDefensive Driving
on page 306. By taking a few moments to read
this manual and get familiar with your vehicle’s
audio system, you can use it with less effort,
as well as take advantage of its features.
While your vehicle is parked, set up your audio
system by presetting your favorite radio stations,
setting the tone and adjusting the speakers.
Then, when driving conditions permit, you
can tune to your favorite stations using the
presets and steering wheel controls if the
vehicle has them.{CAUTION:
This system provides you with a far greater
access to audio stations and song listings.
Giving extended attention to entertainment
tasks while driving can cause a crash and
you or others can be injured or killed.
Always keep your eyes on the road and
your mind on the drive — avoid engaging
in extended searching while driving.
Keeping your mind on the drive is important for
safe driving. Here are some ways in which you
can help avoid distraction while driving.
While your vehicle is parked:
Familiarize yourself with all of its controls.
Familiarize yourself with its operation.
Set up your audio system by presetting your
favorite radio stations, setting the tone, and
adjusting the speakers. Then, when driving
conditions permit, you can tune to your favorite
radio stations using the presets and steering
wheel controls if the vehicle has them.
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Notice:Before adding any sound equipment
to your vehicle, such as an audio system,
CD player, CB radio, mobile telephone,
or two-way radio, make sure that it can be
added by checking with your dealer/retailer.
Also, check federal rules covering mobile radio
and telephone units. If sound equipment can
be added, it is very important to do it properly.
Added sound equipment may interfere with
the operation of your vehicle’s engine, radio,
or other systems, and even damage them.
Your vehicle’s systems may interfere with
the operation of sound equipment that
has been added.
Notice:The chime signals related to safety
belts, parking brake, and other functions
of your vehicle operate through the radio/
entertainment system. If that equipment
is replaced or additional equipment is added
to your vehicle, the chimes may not work.
Make sure that replacement or additional
equipment is compatible with your vehicle
before installing it. SeeAccessories and
Modifications on page 386.Your vehicle may have a feature called Retained
Accessory Power (RAP). With RAP, the audio
system can be played even after the ignition is
turned off. SeeRetained Accessory Power (RAP)
on page 113for more information.
Setting the Time
The radio may have a button marked with
an H or HR to represent hours and an M or MN
to represent minutes.
Press and hold the hour button until the correct
hour displays. AM or PM displays for morning
or evening hours. Press and hold the minute
button until the correct minute displays. The
time can be set with the ignition on or off.
To synchronize the time with an FM station
broadcasting Radio Data System (RDS)
information, press and hold the hour and minute
buttons at the same time until UPDATED and the
clock symbol appear on the display. If the time
is not available from the station, NO UPDATE
or NO UPDAT will appear on the display.
RDS time is broadcast once a minute. After
tuning to an RDS broadcast station, it could
take a few minutes for the time to update.
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Radio with CD (Base)
If your vehicle has the Bose®audio system,
your vehicle has six Bose®amplied speakers.
Radio Data System (RDS)
The audio system has a Radio Data System (RDS).
RDS features are available for use only on
FM stations that broadcast RDS information.
With RDS, the radio can do the following:
Seek to stations broadcasting the selected
type of programming
Receive announcements concerning local
and national emergencies
Display messages from radio stations
This system relies upon receiving specic
information from these stations and only works
when the information is available. In rare cases,
a radio station can broadcast incorrect information
that causes the radio features to work improperly.
If this happens, contact the radio station.
While the radio is tuned to an RDS station, the
station name or call letters display instead of
the frequency. RDS stations can also provide the
time of day, a program type (PTY) for current
programming, and the name of the program
being broadcast.
Base Radio Shown, Bose®Similar
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XM™ Satellite Radio Service
XM™ is a satellite radio service that is based in
the 48 contiguous United States and Canada.
XM™ offers a large variety of coast-to-coast
channels including music, news, sports, talk,
traffic/weather (U.S. subscribers), and children’s
programming. XM™ provides digital quality
audio and text information that includes song title
and artist name. A service fee is required in
order to receive the XM™ service. For more
information, contact XM™; In the U.S. at
www.xmradio.com or call 1-800-852-XMXM (9696)
or in Canada at www.xmradio.ca or call
1-877-GET-XMSR (438-9677).
Playing the Radio
PWR (Power):Press this knob to turn the system
on and off.
oVOLp(Volume):Turn theoVOLpknob
clockwise or counterclockwise to increase or
to decrease the volume.INFO (Information):When the ignition is off,
press this knob to display the time.
For RDS, press the INFO knob to change what
displays while using RDS. The display options
are station name, RDS station frequency,
PTY (program type), and the name of the
program (if available).
For XM™ (if equipped), press the INFO knob
while in XM™ mode to retrieve four different
categories of information related to the current
song or channel: Artist, Song Title, Category
or PTY, Channel Number/Channel Name.
To change the default on the display, press the
INFO knob until you see the desired display, then
press and hold the knob until a beep sounds.
The selected display becomes the default.
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AUTO VOL (Automatic Volume):With automatic
volume, the audio system adjusts automatically
to make up for road and wind noise as you drive
by increasing the volume as vehicle speed
increases.
Set the volume at the desired level. Press this
button to select LOW, MEDIUM, or HIGH. AVOL
displays. Each higher setting provides more
volume compensation at faster vehicle speeds.
To turn automatic volume off, press this button
until AVOL OFF displays.
Finding a Station
BAND:Press this button to switch between FM1,
FM2, AM, or XM1 or XM2 (if equipped). The
display shows the selection.
TUNE:Turn this knob to select radio stations.
©SEEK¨:Press either the left©or right¨
SEEK or TYPE arrows to go to the previous or
the next station and stay there.The radio only seeks stations with a strong signal
that are in the selected band.
©SCAN¨:Press and hold either the left©or
right
¨SCAN or TYPE arrows for two seconds
until SCAN displays and a beep sounds. The radio
goes to a station, plays for a few seconds, then
goes to the next station. Press either the left
©or
right
¨SCAN or TYPE arrows again to stop
scanning.
To scan preset stations, press and hold either
the left
©or right¨SCAN or TYPE arrows
for more than four seconds. PSCN displays and a
double beep sounds. The radio goes to a preset
station, plays for a few seconds, then goes to
the next preset station. Press either the left
©
or right¨SCAN or TYPE arrows again to
stop scanning presets.
The radio only scans stations with a strong signal
that are in the selected band.
242

Setting Preset Stations
Up to 30 stations (six FM1, six FM2, and six AM,
six XM1 and six XM2 (if equipped), can be
programed on the six numbered pushbuttons,
by performing the following steps:
1. Turn the radio on.
2. Press BAND to select FM1, FM2, AM,
or XM1 or XM2.
3. Tune in the desired station.
4. Press and hold one of the six numbered
pushbuttons until a beep sounds. When
that numbered pushbutton is pressed,
the station that was set, returns.
5. Repeat the Steps 2 through 4 for each
pushbutton.
To store an equalization setting to a preset station
perform the following:
1. Tune to the preset station.
2. Press and release the AUTO EQ button to
select the equalization setting.
Once the equalization no longer displays,
the equalization is set for that preset station.
Setting the Tone
(Bass/Midrange/Treble)
AUDIO:Push and release the AUDIO knob
until BASS, MID (midrange) (without Bose®), or
TREB (treble) displays. Turn the knob to increase
or to decrease the tone. The display shows the
bass, midrange (without Bose
®), or treble level.
If a station is weak or has static, decrease
the treble.
To adjust the bass, midrange (without Bose
®), or
treble to the middle position while it is displayed,
push and hold the AUDIO knob. The radio
produces one beep and adjusts the display level
to the middle position.
To adjust all tone and speaker controls to the
middle position, push and hold the AUDIO
knob when no tone or speaker control displays.
ALL CENTERED displays, a beep sounds, and
the display level adjusts to the middle position.
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