Chevrolet STFF6S Automobile User Manual


 
To
Lock
The
System:
1.
2.
3.
4.
5.
6.
7.
8.
9.
Write down any number from
000
to
999
and keep it
in
a safe place.
Turn the ignition
to
ACC or RUN.
Turn the radio off.
Press the
1
and
4
buttons together. Hold them down until
“-
-
-”
shows
on
the display.
You
are now ready
to
enter your secret code. Don’t wait more than 15
seconds between any of the following steps. If
you
do, the radio
automatically returns
to
time display and you must start the procedure
over at step
4.
Press MIN and
“000”
will appear on the display.
Press the MIN button 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 AMEM after
you
have confirmed that the code matches the one
you wrote down. rEP appears
in
the display, indicating that
you
need to
repeat steps
5
through
7.
Press AMEM and this time the display
will
show
“SEC”.
“SEC”
means the system is secured.
With the ignition off,
the
THEFTLOCK indicator will flash.
To
Unlock THEFTLOCK After
a
Power
Loss
When battery power is reapplied to a secured radio, the radio won’t turn
on
and
“LOC”
will appear on the display.
Enter your secret code as follows. Pause no more than
15
seconds between
steps.
1.
2.
3.
4.
5.
6.
Turn
the
ignition on.
Turn the radio
off.
Press MIN and
“000’
will appear on the display.
Press the MIN button 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 AMEM after
you
have confirmed that
the
code matches the one
you wrote down.
SEC
appears
in
the
display indicating that
the
radio is
now operable.
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