Service bulletins for the 1998 Cadillac Deville
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.
78 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Heating and air conditioning are shown. Show all
| 030844005B | 2004-03-04. 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 |
|---|---|
| 030137002 | 2004-03-02. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. REVISED HVAC BLOWER MOTOR INSTALLATION PROCEDURE. *TT |
| 01396 | 2003-11-21. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. AIR CONDITIONING COMPRESSOR CONTINUOUSLY RUNS. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.