1994 GMC SIERRA radio controls

Comfort Controls and Audio Systems
Section
In this section you’ll find out how to operate the comfort control and audio
systems offered with your vehicle
. Be sure to read about the particular
system supplied with your vehicle
.
For explanation of vehicle symbols in this section. refer to “Vehicle
Symbols” in the Introduction
.
Comfort Control System
Flow-Through Ventilation System
........................... 3-2
Heating System (Without Air Conditioning)
................... 3-5
Electronic Heating/Air Conditioning System ................... 3-6
Rear Window Defogger
................................... 3-8
Audiosystems
............................................. 3-9
FMStereo ............................................. 3-10
AM
.................................................. 3-10
AMStereo
............................................. 3-10
How to Operate Your AM ETR@ Radio
...................... 3-11
How to Operate
Your AM-FM Stereo Audio System and Cassette
Deck
............................................... 3-12
How to Operate Your AM-FM Stereo Audio System and Cassette
Deck with Equalizer
.................................. 3-16
Care of Your Cassette Tape Player
.......................... 3-20
Fixed Mast Antenna
........................ ..r . . 3-21
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I NOTICE:
Scraping the inside of your rear window could cut and damage
the defogger. Your warranty would not cover this damage. And,
don’t put decals there, you might have to scrape them
off.
For best results, clear the window of as much snow or ice as possible first.
To turn on the rear
window defogger, find
the switch marked
REAR DEFOG on
your instrument panel,
just below the heater
system. Press the right
side
of the switch,
with the defog symbol
on it,
until the light in
the switch comes on,
then release
it.
The rear window defogger will only work if the ignition switch is turned to
RUN.
You can turn the defogger off at any time by pressing the left, lighted side of
the switch. The defogger will shut itself off after several minutes, so that the
isn’t clear, turn
the defogger on again.
a olass does not get too hot. If the defogger shuts off, and the window still
Audio Systems
Your Delco@ audio system has been designed to operate easily and give
years of listening pleasure.
You will get the. most enjoyment out of it if you
acquaint yourself with
it first. Find out what your Delco@ system can do
and
how to operate all its controls, to be sure you’re getting the most out of
the advanced engineering that went into
it.
Be aware that hearing damage from loud noise is almost undetectable until
it is too late. Your hearing can adapt to higher volumes of sound. Sound that
seems normal can be loud and harmful
I:O your hearing. Take precautions by
adjusting the volume control
on your radio to a safe sound level before your
hearing adapts to it.
To help avoid hearing loss or damage:
0 Adjust the volume control to the lowest setting.
Increase volume slowly until you hear comfortably and clearly.
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Yow to Operate Your AM ETR':"' Radio
To Play the Radio
Press the PWR-VOL-TONE knob to switch the radio on and off. This
knob does two other things:
It controls the volume. Rotate the VOI, knob clockwise to increases the
volume.
The knob behind the PWR-VOL knob is the TONE knob. Rotate this
knob clockwise
for more treble and counterclockwise for more bass.
TUNE Button
Press the side of the button with the down arrow to decrease the radio
station frequency
or the side of the button with the up arrow to increase the
radio station frequency.
Pushbuttons
The five pushbuttons let you return to favorite stations. Just:
Tune in the station you want.
Press the SET button. (SET appears in the electronic display for a f'ew
seconds).
Within 5 seconds, press one of the fivc pushbuttons to store the station.
Whenever you press that button, the preset station
will return.
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VOL Button
The VOL button controls the volume. Pressing VOL "+" increases volume;
VOL "-" decreases volume.
TUNE Button
To tune in radio stations, press the TUNE button. TUNE "+" increases
radio station frequency;
TUNE "-" decreases radio station frequency.
BASS Button
Press the BASS button to adjust the bass level. BASS "+" increases the
bass; BASS "-" decreases bass.
Adjust the
TREB and BASS buttons to give a pleasing sound. If a station is
weak and noisy, adjust the
TREB button to reduce the noise.
TREBLE Button
Press the TREB button to adjust the treble level. TREB "+" increases the
treble; TREB "-" decreases treble.
BAUFADE Buttons
To balance and hde the sound between the leftkight or fronthear speakers,
use
the four buttons with the speaker symbols on them. Press the left and
right buttons to adjust the left and right speaker balance. Pressing the top
and bottom buttons adjusts the front and rear speaker volume balance,
or
fade. The relative. balance. and fade adjustments are shown on the electronic
display.
Pushbuttons
The six pushbuttons let you return to favorite stations. You can set the
pushbuttons for up to twelve favorite stations
(6 AM and 6 FM). To set the
pushbuttons, just:
Tune in the station you want.
Press the SET button. (SET appears in the electronic display for a few
seconds.)
Within 5 seconds, push one of the six pushbuttons to store the station.
After that, whenever you press that button, the preset station
will
return.
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AM-FM Button
Press the AM-FM button to switch between AM and FM.
Stereo (AM)
Your Delco@ radio can receive C-QUAM@ stereo broadcasts. Many AM
stations around the country use C-QUAM@ to produce stereo, though some
do not. If your Delco@ system can get C-QUAM@ signals, your STEREO
light
will come on when you are receiving stereo. (C-QUAM@ is a
registered trademark of Motorola Inc.).
VOL Button
The VOL button controls the volume. Pressing VOL "+" increases volume;
VOL "-" decreases volume.
TUNE Button
To tune in radio stations, press the TUNE button. TUNE "+" increases
radio station frequency;
TUNE "-" decreases radio station frequency.
BAUFADE Buttons
To
balance and fade the sound between the lefthight or frondrear speakers,
use the four buttons with the speaker symbols on them. Press the left and
right buttons
to adjust the left and right speaker balance. Pressing the top
and bottom buttons adjusts the front and rear speaker volume balance, or
fade. The relative balance and fade adjustments are shown
on the electronic
display.
Pushbuttons
The six pushbuttons let you return to favorite stations. You can set the
pushbuttons for up to twelve favorite stations
(6 AM and 6 FM). To set the
pushbuttons, just:
Tune in the station you want.
Press the SET button. (SET appears in the electronic display for a few
Within 5 seconds, push one of the six pushbuttons to store the station.
seconds.)
After that, whenever you press that button, the preset station will
return.
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Graphic Equalizer
The graphic equalizer rets you fine tune bass, mid-range and treble
frequencies to your individual taste. The
unit has five separate adjustable
frequency ranges.
To emphasize
a frequency, press the top of the button “+” and to
de-emphasize a frequency, press the bottom of the button
“-”. It’s best to
begin with all the controls in the middle position, then adjust each control as
you like. Observe the electronic display for relative frequency emphasis.
Cr02 Button
For better sound when playing high bias chrome or metal tapes, press the
Cr02 button. The light in the button will be on while the player is in the
Cr02 mode. When playing standard tapes, you will get better sound while
in the standard mode. If the Cr02 button is lit, press it to return the player
to standard mode (the light
will go out).
PROG Button
To go from one side of the tape to the other, press the PROG button.
Observe the lighted arrows to determine which side
of the tape is being
played.
If a tape is inserted with side “I” (or “A”) up, then the up arrow means that
that side is being played. Likewise, a down arrow would indicate that side
“2” (or “B”) had been selected. The player will automatically switch to the
other side
of the tape when the first side ends.
EJECT Button
Press the EJECT button to eject the cassette tape from the player (the radio
will then play.)
TAPE
The up arrow and down arrow, below the word TAPE on the cassette deck,
let you know which side of the tape is currently playing. For more
information, see
PROG in this section.
FWD Button
To rapidly advance the tape, press the FWD button. The light in the button
will be lit and the tape will rapidly advance until you press the PROG
button or press the FWD button again. If the end of the tape is reached
while
in the FWD mode, the tape will change direction, and play will
resume on the opposite side of the tape.
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Index
A
Aircleaner ..................................................... 6-29
Air Conditioning
............................................ 3.5. 6.S0
Aircontrols
.................................................. 3-7
Low Refrigerant Change Detection
................................ 3-8
Refrigerant Capacity
...................................... 3.97, 6.94
SystemControls
............................................... 3-6
Antenna, FixedMast
............................................. 3-18
Anti-Lock Brakes (See “Brakes”)
Appearancecare
................................................ 6-80
Materials Chart ............................................... 6-87
Arbitration Program
............................................... 8-3
Audiosystems
................................................... 3-9
AMRadio ................................................... 3-10
AM-FM Stereo Audio System with Cassette Deck ................... 3-12
AM-FM Stereo Audio System with Cassette Deck and Equalizer ........ 3-16
Cassette Deck
................................................ 3-14
Cassette Tape Player Care
....................................... 3-30
Automatic Transmission
.......................................... 2-21
Fluid
....................................................... 6-30
Axle Front
....................................................... 6-37
Front Locking Feature
.......................................... 2-36
Rear
........................................................ 6-39
RearLocking
.................................................. 6-39
Battery
........................................................ 6-52
Belts (See “Safety Belts”)
Better Business Bureau Mediation
.................................... 8-3
Blizzard ....................................................... 4-35
Brakes
Anti-Lock
.................................................... 4-6
Fluid
....................................................... 6-47
Leakcheck
.................................................. 6-47
Master Cylinder
.............................................. 6-46
Parking
..................................................... 2-28
PedalTravel ................................................. 6-48
Replacing Parts
............................................... 6-49
System Warning Light
......................................... 2-70
Trailer
...................................................... 441
In Emergencies ................................................ 4-7
Break-In, New Vehicle
........................................... 2- IO
Bulb Replacement ............................................... 6-97
Replacement Chart
............................................ 6-97
Braking
......................................................... 4-5
1 ProCarManuals.com

Power DoorLocks
................................................... 2-6
Steering
...................................................... 4-8
Steering Fluid ................................................ 6-43
Winches ..................................................... 4-36
Power Take-Off (PTO) ........................................... 4-37
Product Service Publications
........................................ 8-6
Radiator Pressure Cap
............................................ 6-42
Radio (see “Audio Systems”)
Recommended Fluids and Lubricants
................................ 7-25
Replacement Parts ............................................... 6-91
Reporting Safety Defects ........................................... 8-5
Roadside Assistance ............................................... 8-5
RockingYourVehicle ............................................ 5-41
Recovery Hooks ................................................. 5-41
Safety Belts
.................................................... 1-10
Adults ...................................................... 1-15
Center Passenger Position ....................................... 1-24
Cleaning
.................................................... 6-84
Checking Restraint System ......................................
Child Restraints ...............................................
Children ....................................................
DriverPosition ...............................................
Extender ....................................................
Lapshoulder .................................................
Large Children ...............................................
Properwear .................................................
Questions and Answers .........................................
Rearseatpassengers ...........................................
ReminderLight ...............................................
Right Front Passenger Position ...................................
Small Children and Babies ......................................
Use During Pregnancy .........................................
SafetyChains ...................................................
Replacing After a Crash ........................................
WhyTheyWork ..............................................
144
1-32
1-30
1-16
1-43
1-16
1-41
1-15
1-14
1-25
1-15
1-44
1-23
1-30
1-23
1-11
4-41
Safety Warnings and Symbols ........................................ vi
Scheduled Maintenance Services
..................................... 7-3
Seats
Controls
...................................................... 1-2
Easy Entry Seat ................................................ 1-6
Latches
.................................................. 1-5, 1-9
ManualFront .................................................. 1-2
PowerDriver’s
................................................ 1-3
Rear ......................................................... 1-8
Reclining ..................................................... 1-3
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