1998 Buick Century Owner's Manual - Page 174

Disabling the Theft-Deterrent Feature Enter your secret code as follows;pause no more than 15 seconds between steps: 1. Turn the ignition to ACCESSORY or RUN. 2. Turn the radio off. To unlock a secured radio see "Unlocking the Theft-Deterrent Feature After a Power Loss" earlier in this section. Audio Steering Wheel Controls (If Equipped) If your vehicle has this feature, you can control certain radio functions using the buttons on your steering wheel. 3. Press the 1 and 4 buttons together. Hold them down until SEC shows on the display. 4. Press MIN and 000 will appear on the display. 5. Press MIN again to make the last two digits agree with your code. SEEK: Press the up or down arrow to tune to the next or previous radio station. 6. Press HRS to make the first one or two digits agree with your code. 7 . Press AM-FM after you have confirmed that the code matches the secret codeyou 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. If a cassette tape or compact disc is playing, the player will advance to the next or previous selection. 3-32