Buick Century 1994–2002 — technical service bulletin
Bulletin PIC4696E · NHTSA communication 10168979 · issued Nov 22, 2019
Technical service bulletin
communication type
Equipment
component
1994–2002
model years
60
vehicle entries
Official summary
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code. The PI update to version D is to advise the unlock procedure is temporarily unavailable. E version update is to add administrative details.
Vehicles covered
- 1994 Buick Century
- 1995 Buick Century
- 1996 Buick Century
- 1997 Buick Century
- 1998 Buick Century
- 1999 Buick Century
- 2000 Buick Century
- 2001 Buick Century
- 2002 Buick Century
- 1994 Buick Lesabre
- 1995 Buick Lesabre
- 1996 Buick Lesabre
- 1997 Buick Lesabre
- 1998 Buick Lesabre
- 1999 Buick Lesabre
- 2000 Buick Lesabre
- 2001 Buick Lesabre
- 2002 Buick Lesabre
- 1994 Buick Park Avenue
- 1995 Buick Park Avenue
- 1996 Buick Park Avenue
- 1997 Buick Park Avenue
- 1998 Buick Park Avenue
- 1999 Buick Park Avenue
- 2000 Buick Park Avenue
- 2001 Buick Park Avenue
- 2002 Buick Park Avenue
- 1994 Buick Regal
- 1995 Buick Regal
- 1996 Buick Regal
- 1997 Buick Regal
- 1998 Buick Regal
- 1999 Buick Regal
- 2000 Buick Regal
- 2001 Buick Regal
- 2002 Buick Regal
- 2002 Buick Rendezvous
- 1995 Buick Riviera
- 1996 Buick Riviera
- 1997 Buick Riviera
- 1998 Buick Riviera
- 1999 Buick Riviera
- 2000 Buick Riviera
- 1994 Buick Roadmaster
- 1995 Buick Roadmaster
- 1996 Buick Roadmaster
- 1994 Buick Skylark
- 1995 Buick Skylark
- 1996 Buick Skylark
- 1997 Buick Skylark
- 1998 Buick Skylark
- 1997 Cadillac Catera
- 1998 Cadillac Catera
- 1999 Cadillac Catera
- 2000 Cadillac Catera
- 2001 Cadillac Catera
- 1994 Cadillac Deville
- 1995 Cadillac Deville
- 1996 Cadillac Deville
- 1997 Cadillac Deville
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.