WenmarOpen by Wenmar Pro

Service bulletins for the 2004 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.

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

By type

By component

By trouble code

Bulletins, newest first
021032004-07-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4T80E MH1 SERVICE ENGINE SOON (SES) LIGHT ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0741 (TCC STUCK OFF). *TT
012742004-07-07. Service bulletin. PARKING BRAKE. ELECTRIC PARK BRAKE RELEASE DELETED. *MJ
019072004-07-01. Service bulletin. SUSPENSION. LOUD POP FROM A-PILLAR AREA WHEN GOING OVER BUMPS. *TT
018192004-06-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INTERMITTENT DIAGONOSTIC TROUBLE CODE (DTC) P0135, P0155 SET AFTER OXYGEN SENSOR REPLACEMENT. *MJ
00372D2004-06-09. Service bulletin. EQUIPMENT:ELECTRICAL. ONSTAR SYSTEM IS ATTEMPTING AND/OR COMPLETING PHONE CALLS WHICH THE OPERATOR OF THE VEHICLE DID NOT INITIATE. *TT
016622004-06-04. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. XM ERROR ON A RADIO DISPLAY. *TT
016062004-05-28. Service bulletin. SUSPENSION:REAR:SHOCK ABSORBER. SERVICEABILITY OF THE UPPER MOUNT FOR REAR SHOCK ABSORBERS. *TT
020382004-05-20. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE B1000. *MR
019152004-05-14. Service bulletin. STRUCTURE. WINDNOISE WITHIN THE PASSENGER COMPARTMENT AREA FROM BOTH REAR DOORS QUARTER GLASS AREA. *TT
018252004-05-07. Service bulletin. ELECTRICAL SYSTEM. 4.6L LD8 L37 ENGINE- DIAGNOSTIC TROUBLE CODE (DTC) P0171 OR P0174. *MR
019222004-05-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE CRANK, NO START CONCERN ALSO MAY HAVE DIAGNOSTIC TROUBLE CODES (DTC). *MR
017092004-05-03. Service bulletin. STRUCTURE:BODY. INDENTATION OF REAR FASCIA NEAR URPA SENSOR. SIT BULLETIN 1454741. *TT
011732004-04-30. Service bulletin. STRUCTURE:BODY. ELECTRONIC LEVEL CONTROL LINK CREAK NOISE. *MR
017382004-04-30. Service bulletin. ELECTRICAL SYSTEM. SERVICE VME - DIAGNOSTIC TROUBLE CODE P0741 TCC STUCK OFF. SERVICE VME. SIT BULLETIN 1460197. *TT
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
017692004-04-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4.6L L37 LD8 ENGINE PCM (P7 CONTROLLER) PARTS RESTRICTION THROUGH PQC. *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
018002004-04-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4.6L LD8, L37 ENGINE- IGNITION COIL DTC P0351-P0358 IS REFERRINF TO THE FIRING ORDER NOT THE ACTUAL CYLINDER. ALSO MODELS 2005 CADILLAC SEVILLE & DEVILLE. *MR
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
030848005A2004-03-04. Service bulletin. EQUIPMENT. COMPASS ZONE ADJUSTMENT AND CALIBRATION PROCEDURE DURING PRE-DELIVERY INSPECTION. VARIOUS MODELS INCLUDING 2002-2004 LIGHT DUTY TRUCKS. *TT UPDATE TO INCLUDE 2005 BUICK ALLURE. *TT
015172004-03-01. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. INOPERATIVE HEAT, COOL SEATS DUE TO OUTLET PORT BLOCKAGE. SERVICE VME. SIT BULLETIN 1404954. *TT
015922004-02-27. Service bulletin. ELECTRICAL SYSTEM. 2003-2004 GENERATION 5 ONSTAR STEERING WHEEL CONTROL FUNCTION EXPLANATION. SIT BULLETIN 1416474. *TT
00062A2004-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE EXHAUST LEAK NOISE HEARD INSIDE THE VEHICLE. SIT BULLETIN 1412205. *TT
015662004-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4.6 L37 LD8 ENGINE TECH 2 UPDATE TO HELP DIAGNOSE A OIL LEVEL LIGHT ON. SIT BULLETIN 1411318. *TT
0301370042004-02-11. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. REVISED FLUSHING PROCEDURE. *TT

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