i have the letters Phn show up on car stereo's display and an alarm sound would like to know why that happened thankyou so much in advance
Apr 12, 2013 at 7:54 AM
phn
2000 BUICK LESABRE
POG4546
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it is a security lock out. when someone tries to remove it and power is shut off, it lock out.
call the dealer and they can guide you through the process of entering the code.
Roy
call the dealer and they can guide you through the process of entering the code.
Roy
Apr 13, 2013 at 7:19 AM
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