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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

Bulletins, newest first
0302360022005-03-08. Service bulletin. STEERING. REVISED STEERING WHEEL POSITION SENSOR OR STEERING SHAFT LOWER BEARING REPLACEMENT PROCEDURE AND STEERING WHEEL POSITION SENSOR CENTERING PROCEDURE. *EH
30152004-08-25. Service bulletin. ELECTRICAL SYSTEM. MULTIPLE STABILITRAK/PRECISION CONTROL CODES SUCH AS C1282, C1283, C1284, C1285, C1287, AND C1288 EXIST ON DELPHI BOSCH 5.0 OR 5.3 SYSTEMS. *TT
30032004-08-25. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE (DTC) P0442 SMALL LEAK DETECTED, INSPECT AT FUEL FILLER NECK. *MJ
30012004-08-24. Service bulletin. EQUIPMENT. VOLUME IS ONLY CONTROLLED USING STEERING WHEEL CONTROLS. *TT
020382004-05-20. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE B1000. *MR
017922004-04-28. Service bulletin. ENGINE AND ENGINE COOLING. 4.0L L47, 4.6L LD8 L37 ENGINE WATER PUMP COVER P/N 12571913- THERMOSTAT LOOSE. ALSO INCLUDING MODEL 2003 CADILLAC ELDORADO. *MR
017712004-04-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4.0L L47, 4.6L LD8, L37, LH2 ENGINE COOLANT OR OIL LEAK.*MR
990601010C2004-03-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE COLD/KNOCK/TICK NOISE. *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
0301370022004-03-02. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. REVISED HVAC BLOWER MOTOR INSTALLATION PROCEDURE. *TT
0306010272004-01-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. THIS BULLETIN IS BEING ISSUED TO INFORM DEALERS OF ENHANCEMENTS TO CRANKCASE, OIL DISTRIBUTION PLATE AND OIL PAN SEALING BY USING RTV SEALANT. *TT
020601009C2004-01-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HIGHER THAN EXPECTED OIL CONSUMPTION. *TT
013962003-11-21. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. AIR CONDITIONING COMPRESSOR CONTINUOUSLY RUNS. *TT
990601010B2003-09-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. ENGINE COLD/KNOCK/TICK NOISE. *TT
0308500052003-04-15. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. FRONT HEATED SEAT INOPERATIVE / COLD. *TT
010849013B2003-03-29. Service bulletin. STRUCTURE:BODY. INSTRUMENT PANEL (IP) UPPER TRIM PANEL AND DEFROSTER GRILLE LIFTING / LOOSE / WARPING. *TT
020601009A2003-02-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HIGHER THAN EXPECTED OIL CONSUMPTION. *TT
020232003A2002-10-10. Service bulletin. STEERING. SOME CUSTOMERS MAY COMMENT ON A STEERING VIBRATION, SHUDDER OR MOAN NOISE DURING PARKING MANEUVERS. *TT
0206010092002-05-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CUSTOMERS MAY COMMENT ON HIGHER THAN EXPECTED OIL CONSUMPTION. *SLC
0702022002-04-05. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM. SOME CUSTOMERS MAY COMMENT ABOUT A STEERING VIBRATION, SHUTTER OR MOAN NOISE DURING LOW SPEED TURNING PARKING MANEUVERS. *TT
0202320032002-04-02. Service bulletin. STEERING. SOME CUSTOMERS MAY COMMENT ON A STEERING VIBRATION, SHUDDER OR MOAN NOISE DURING LOW SPEED TURNING/PARKING MANEUVERS. *TT
010849013A2002-03-21. Service bulletin. UNKNOWN OR OTHER. SOME CUSTOMERS MAY COMMENT THAT THE INSTRUMENT PANEL UPPER TRIM PANEL AND THE WINDSHIELD DEFROSTER GRILLE APPEAR TO BE LIFTING/LOOSE/WARPING. *TT
0108490132001-10-31. Service bulletin. UNKNOWN OR OTHER. THIS BULLETIN ADDRESSES CONCERNS WITH THE INSTRUMENT PANEL (IP) UPPER TRIM PANEL AND DEFORSTER GRILLE WHICH APPEARS TO BE LIFTING / LOOSE / WARPING. *TT
000662001-10-29. Service bulletin. AIR BAGS:SIDE/WINDOW. INFORMATION REGARDING PRODUCT SAFETY CAMPAIGN, NON-CRASH DEPLOYMENT OF SIDE IMPACT AIR BAGS. *SLC
1004012001-05-30. Service bulletin. STEERING:HYDRAULIC POWER ASSIST SYSTEM. SOME CUSTOMERS MAY COMPLAIN OF A LOW SPEED POWER STEERING SHUTTER PRIMARILY DURING RIGHT TURNS THAT CAN BE FELT THROUGH THE STEERING WHEEL AND SEAT. *TT

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