Chevrolet 1997 Automobile User Manual


 
Unlocking the Theft-Deterrent Feature After a
Power
Loss
Enter your secret code as follows; pause no more than
15
seconds between steps:
1.
LOC
appears when the ignition is on.
2.
Press MN and
000
will appear on the display.
3.
Press
MN
again
to
make the last two digits agree
with your code.
4.
Press
HR
to make the first one or two digits agree
with your code.
5.
Press
AM-FM
after you have confirmed that the
code matches the secret code you have written down.
The display will show SEC, indicating the radio is
now operable and secure.
If you enter the wrong code eight times, INOP will
appear
on
the display. You will have
to
wait an hour
with the ignition on before
you
can try again. When you
try again,
you
will only have three chances to enter the
correct code before INOP appears.
If
you
lose or forget your code, contact your dealer.
Disabling the Theft-Deterrent Feature
Enter your secret code as follows; pause
no
more than
15 seconds between steps:
1.
2.
3.
4.
5.
6.
7.
Turn the ignition to ACCESSORY or
RUN.
Turn
the
radio off.
Press the 1 and
4
buttons together. Hold them down
until SEC shows
on
the display.
Press MN and
000
will appear
on
the
display.
Press MN again to make the last two digits agree
with your code.
Press
HR
to make the first one or two digits agree
with your code.
Press AM-FM after you have confirmed that the
code matches the secret code you have written down.
The display will show
---,
indicating that the radio
is
no
longer secured.
If the code entered is incorrect, SEC will appear on the
display. The radio will remain secured until the correct
code
is
entered.
When battery power is removed and later applied to a
secured radio, the radio won’t turn on and
LOC
will
appear on
the
display.
To unlock a secured radio, see “Unlocking the
Theft-Deterrent Feature After a Power
Loss”
earlier in
this section.
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