There have been 5 technical service bulletins issued for the 1991 Buick Reatta.
| Bulletin Date: | Mar. 30, 2022 |
| Component: | Electrical equipment. |
| Bulletin Summary: | False warning on dash for the jayco/entegra coach harness into spartan chassis harness. Instruction for diode installation for park brake ground wire. |
| Vehicles covered in this TSB: |
1990 Buick Reatta,
1991 Buick Reatta,
1993 Buick Reatta,
2009 Class A Motor Home Insignia,
2009 Class C Mini Home Embark,
2008 Entegra Anthem,
2009 Entegra Anthem,
2010 Entegra Anthem,
2011 Entegra Anthem,
2012 Entegra Anthem,
2013 Entegra Anthem,
2014 Entegra Anthem,
2015 Entegra Anthem,
2016 Entegra Anthem,
2017 Entegra Anthem,
|
| Bulletin Date: | Mar. 30, 2022 |
| Component: | Owners/service manual. |
| Bulletin Summary: | (inc) informational communication on when to sanitize the fresh water system. |
| Vehicles covered in this TSB: |
1990 Buick Reatta,
1991 Buick Reatta,
1993 Buick Reatta,
2009 Class A Motor Home Insignia,
2009 Class C Mini Home Embark,
2019 Entegra Accolade Xl,
2020 Entegra Accolade Xl,
2021 Entegra Accolade Xl,
2022 Entegra Accolade Xl,
2008 Entegra Anthem,
2009 Entegra Anthem,
2010 Entegra Anthem,
2011 Entegra Anthem,
2012 Entegra Anthem,
2013 Entegra Anthem,
|
| Bulletin Date: | Feb. 1, 1997 |
| Component: | Driveline driveshaft. |
| Bulletin Summary: | Cold start rattle noise (diagnosis/service procedure). |
| Vehicles covered in this TSB: |
1994 Buick Century,
1995 Buick Century,
1996 Buick Century,
1992 Buick Lesabre,
1993 Buick Lesabre,
1994 Buick Lesabre,
1995 Buick Lesabre,
1996 Buick Lesabre,
1997 Buick Lesabre,
1991 Buick Park Avenue,
1992 Buick Park Avenue,
1993 Buick Park Avenue,
1994 Buick Park Avenue,
1995 Buick Park Avenue,
1996 Buick Park Avenue,
|
| Bulletin Date: | Dec. 1, 1996 |
| Component: | Automatic transmission. |
| Bulletin Summary: | Cold start rattle noise. |
| Vehicles covered in this TSB: |
1994 Buick Century,
1995 Buick Century,
1996 Buick Century,
1992 Buick Lesabre,
1993 Buick Lesabre,
1994 Buick Lesabre,
1995 Buick Lesabre,
1996 Buick Lesabre,
1997 Buick Lesabre,
1991 Buick Park Avenue,
1992 Buick Park Avenue,
1993 Buick Park Avenue,
1994 Buick Park Avenue,
1995 Buick Park Avenue,
1996 Buick Park Avenue,
|
| Bulletin Date: | Feb. 1, 1995 |
| Component: | Automatic transmission. |
| Bulletin Summary: | cold start rattle noise. |
| Vehicles covered in this TSB: |
1994 Buick Century,
1995 Buick Century,
1992 Buick Lesabre,
1993 Buick Lesabre,
1994 Buick Lesabre,
1995 Buick Lesabre,
1991 Buick Park Avenue,
1992 Buick Park Avenue,
1993 Buick Park Avenue,
1994 Buick Park Avenue,
1995 Buick Park Avenue,
1991 Buick Reatta,
1991 Buick Regal,
1992 Buick Regal,
1993 Buick Regal,
|
Also see
Buick vehicle common problems.