1995 Buick Riviera Owner's Manual - Page 140

7. Press SEEK 4 os b and hold it until the second and third digits of your code appear. Release the button. 8. Press the AM-FM knob and "000"will appear. Now you are ready to enter the second three digits of the code. Unlocking the System After a Power Loss When battery power is reapplied a secured radio, the to radio won't turn on andLOC will appear on the display. Enter your secret code as follows. Pause no more than 15 seconds between steps. 9. Press SCAN and hold it until the fourth digit of your code appears. Release the button. 10. Press SEEK 4 or and hold until the fifth and sixth digits of your code appear. Release the button. 11. Press the AM-FM knob. The display will show will "rEP" for five seconds, and then "00077 appear. 12. For verification, repeat Steps 6 through 11. 13. If the display shows SEC, the verification process was successful and the system is secure. If the the display shows verification steps werenot successful and the entire sequence must be started again from Step4. 1. Turn the ignition switch to the ACC or RUN position. 2. Press the SET button. The display will show "OOO." 3. Press SCAN and holdit until the first digit of your code appears. Release the button. 4. Press SEEK 4 or b and hold until the second and third digits of your code appear. Release the button. 5. Press the AM-FM button. radio will display "OOO". The 6. Press SCAN and hold it until the fourth digit of your code appears. Release the button. 7. Press SEEK 4 or and hold until the fifth and sixth digits of your code appear. Release the button. 8. Press the AM-FM knob. SEC will appear on the display indicating the unit will work.If LOC appears on the display, the numbers did not match and the un is still secured. 3-17