1993 Buick Skylark Owner's Manual - Page 133

Step 7. Rotate the TUNE knob right or left make the to next two numbers agree with your code. "000" will Step 8. Press the BAND AM-FM Knob and three appear. Now you ready to enter the second are digits of your code. Step 3. Enter the six digitsof the code following steps 6 thru 9 as previously indicated. The display will show the number as entered. Step 4. Press the AM/FM button 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. Step 9. Repeat steps 6 and 7 to enter digits. Step 10. Press the AM-FM knob and "REP" will appear for 5 seconds and then"000" will appear. Step 11. Repeat steps 6 through 10. This time"SEC" If should appear indicating that the radio is secure.the display shows the verification steps .were not successful and the entire sequence must be started again. Disabling The Theft System Step 1. Press preset buttons 1 and 4 for 5 seconds with the ignition ON and radio powerOFF.The display will show,"SEC",indicating the unit is in the secure mode. Step 2. Press the SET button. The display will show "000". Step 3. Enter the first three digits the code following of steps 6 and 7 of the preceding directions. The display will show the numbers as entered. Step 4. Press the AM-FM button. The radio will display "000". atep 5. Enter the second three digits the code. The of display will show the numbers entered. as 66 To Unlock The System Aftera Power Loss When battery power is reapplied a secured radio,the to "LOC" will appear in the radio won't turn on and display. Enter your secret code follows; pauseno more than as 15 seconds between steps. Step 1. Turn the ignition ON. (Radio off.) The Step 2. Press the SET button. display will show "000". Step 6. Press the AM-FM button. the display shows If the disabling sequence was successful. (The numbers matched the user-selected code or the factory