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Service bulletins for the 2002 Buick Regal

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

406 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Glass, wipers and mirrors are shown. Show all

Bulletins, newest first
PIT5099G2023-12-26. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIP5540J2023-01-30. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW:ELECTRICAL HEATING ELEMENT. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
PIT5099F2022-07-25. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIT5099E2020-08-10. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
05-08-48-001C2018-06-04. Service bulletin. EQUIPMENT; VISIBILITY:WINDSHIELD. This informational bulletin provides a revision for 05-08-48-001B to add 2010-2014 model years and update Labor Operation.
030848006J2017-12-22. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This informational bulletin provide information for the technicians to repair the rear window defroster contact or tabs.
016502004-06-04. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT. MANUAL DUAL ZONE FAN AND MODE KNOB REPLACEMENT. SERVICE VME. *TT
030844005B2004-03-04. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW. POOR RADIO RECEPTION OR RADIO STATIC/ INCREASED INTERFERENCE WITH REAR WINDOW DEFOGGER ON OR SOME REAR WINDOW DEFOGGER GRIDS MAY BE INOPERATIVE. *TT
0308670042003-09-30. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. PARTS AVAILABILITY FOR SUNROOF REPAIRS. *TT
1605022002-11-12. Service bulletin. VISIBILITY:WINDSHIELD. SUBJECT REGARDING WINDSHIELD REPLACEMENT DUE TO WATER LEAKS AND / OR STRESS CRACKS. *TT
0208430022002-10-03. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. SOME CUSTOMERS MAY COMMENT THAT THE WINDSHIELD WIPERS PARK IN THE OUTWIPE (VERTICAL) POSITION. *TT
0208640182002-09-28. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. SOME CUSTOMERS MAY COMMENT OF A WIND RUSH NOISE COMING FROM ONE OR BOTH OUTSIDE REAR VIEW MIRRORS. *TT
0201390022002-05-21. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. SOME CUSTOMERS MAY COMMENT ON THE TIME IT TAKES THE RIGHT SIDE DOOR GLASS TO DEFOG. *SLC
1502022002-04-08. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. ON SOME VEHICLES, THE WINDSHIELD WIPERS MAY FAIL TO PARK IN THE NORMALLY DEPRESSED PARK POSITION AND REMAIN VERTICAL WHEN TURNED OFF. *TT
0108640012001-11-01. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. SOME CUSTOMERS MAY COMMENT THAT THE POWER WINDOW DOES NOT WORK OR OPERATES SLOWLY. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.