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Service bulletins for the 2003 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.

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

By type

By component

By trouble code

Bulletins, newest first
01290A2004-07-13. Service bulletin. EQUIPMENT. NO DIALED DIGITS DISPLAYED ON THE DIC SCREEN WHEN USING ONSTAR PERSONAL CALLING. *TT
020792004-07-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. UPDATED CRANKSHAFT SENSORS. 4.6L LD8 L37 ENGINE NORTHSTAR. *TT
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
019072004-07-01. Service bulletin. SUSPENSION. LOUD POP FROM A-PILLAR AREA WHEN GOING OVER BUMPS. *TT
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
020062004-05-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4.6L LD8, L37 ENGINE GUIDELINES FOR ENGINE REPLACEMENT. *MR
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
018912004-05-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. TRANSMISSION FLUID LEAK FROM TORQUE CONVERTER AREA. *MR
017092004-05-03. Service bulletin. STRUCTURE:BODY. INDENTATION OF REAR FASCIA NEAR URPA SENSOR. SIT BULLETIN 1454741. *TT
017282004-04-30. Service bulletin. EQUIPMENT. INTERMITTENT NUMBERED KEYPAD DISPLAYED ON NAVIGATION RADIO. SIT BULLETIN 1457621. *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
017712004-04-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 4.0L L47, 4.6L LD8, L37, LH2 ENGINE COOLANT OR OIL LEAK.*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
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
0301370042004-02-11. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. REVISED FLUSHING PROCEDURE. *TT
030602004B2004-02-11. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. LOSS OF ENGINE COOLANT. *TT
0306010292004-02-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REVISED FRONT ENGINE MOUNT AND REPLACEMENT PROCEDURE. *TT
0114032004-01-30. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE P0503, VEHICLE SPEED SENSOR CIRCUIT INTERMITTENT. CUSTOMER MAY DESCRIBE THE CONDITION AS THE SPEEDOMETER INTERMITTENTLY GOES TO ZERO, THE VEHICLE MAY JERK AT TIMES, THEY ARE UNABLE TO SET THE CRUISE, THE CRUISE MAY INTERMITTENTLY DROPOUT. GM VOICEMAIL EXPRESS. *TT
0124032004-01-30. Service bulletin. ELECTRICAL SYSTEM. THIS SERVICE VME MESSAGE INVOLVES UNDER HOOD ENGINE HARNESS DAMAGE THAT CAN CAUSE MULTIPLE POWERTRAIN CONTROL MODULE (PCM) DIAGNOSTIC TROUBLE CODES (DTC) P0410, 341, P0410 AS WELL AS OTHER DTC IN THE EBTCM. GM VOICEMAIL LOG. *TT
0915032004-01-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CLUNK NOISE BEING EMITTED FROM FRONT ENGINE MOUNT. GM VOICEMAIL LOG. *TT

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