1993 Pontiac Firebird Owner's Manual - Page 125
1993 Pontiac Firebird Manual
Page 125 highlights
Comfort Controls & Audio Systems 8. Press the lower knob and "000" will appear. Now you are ready to enter the last three digits of your code. 9. Press SEEK 4 or b and hold until the fourth digit of your code appears. Release the button. 10. Turn the lower knob until the fifth and sixth digits of your code appear. 11. Press the lower knob. "rEP" will appear for five seconds, and then "OOO" will appear. 12. Repeat steps 6 through 11. ''SEC" will appear. This means that your audio system is secured. . 124 Shutting Off the Theft-Deterrent Feature If your audio system is secured ("SEC" shows on display) and you wish to disable it, enter your security code as follows, pausing no more than 15 seconds between steps: 1. Turn the ignition on. Make sure the audio system is off. The time will show on the display. 2. Press PREV and FWD together for five seconds. "SEC" will show on the display. 3. Press SET. "000" will appear on the display. 4. Press SEEK 4 or b and hold until the first digit of your code appears. Release the button. 1 5. Turn the lower knob until the second and third digits appear. 6. Press the lower knob. "000" will appear on the display. 7. Press SEEK 4 orandhold until the fourth digitof your security code appears. Release the button. 8. Turn the lower knob until the fifth and sixth digitsof your code appear. 9. Press the lower knob. If "---" shows, you have shut off the theft-deterrent feature.If "SEC" shows, your audio systemis still secured. Note: If you lose or forget your security code, see your dealer for assistance.