1994 Buick Park Avenue Owner's Manual - Page 158

4. Press preset 1 and 4 buttons together. Hold them until "---" shows on the display (at least 5 seconds). You are now ready to enter your secret code. If you pause more than 15 seconds between steps you may have to start over. To Unlock The System After a Power Loss When battery power is reapplied to a secured radio, the radio won't turn on and "LOC" will appear in the display. Enter your secret code as follows. Pause no more than 15 seconds between steps. 0 0 5. Press SET and "000" will appear on the display. 6. Press SEEK and hold it until the first digit of your code appears. 7. Rotate the TUNE knob right or left to make the next two numbers agree with your code. Turn the ignition ON (radio off.) Press the SET button. The display will show "000". Enter the six digits of the code following steps 6 thru 9 on the preceding page. The display will show the number as entered. Press the BAND knob and the time appears -indicating that the disabling sequence was successful. If the display indicates "SEC", the number did not match and the unit is still secured. 0 8. Press the BAND knob and "OOO" will appear. Now you are ready to enter the second three digits of the code according to steps 6 and 7. 9. Press the BAND knob. The display will show "rEP" for 5 seconds, and then"000" will appear indicating that some steps are tobe repeated for verification. 10. Repeat steps 6, 7, and 8. 11. Press the BAND knob. If the display shows "SEC", the verification process was successful and the the system is SECURE. If the display shows "---", verification steps were not successful and the entire sequence must be started again. 156