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Buick
Lesabre
Security
phn
2000 BUICK LESABRE
110,000 MILES
POG4546
MEMBER
1 POST
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 12:54 AM
ASEMASTER6371
✓
Experienced Mechanic
52,796 POSTS
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
Apr 13, 2013 at 12:19 AM
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