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Service bulletins for the 2003 Mercury Grand Marquis

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.

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

By type

By component

By trouble code

Bulletins, newest first
0415152005-01-06. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE (DTC) P0442. *TT
0415142005-01-05. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT. REAR WINDOW DEFROSTER GRID/INTEGRAL ANTENNA DIAGNOSIS AND REPAIR - TERMINAL TAB REPAIR. *TT
041552005-01-04. Service bulletin. SUSPENSION:FRONT. SQUEAK OR RUBBING NOISE FROM FRONT SUSPENSION - FRONT SPRING INSULATOR REVISED. *TT
182222004-12-07. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0460 IN CONTINUOUS MEMORY. OASIS. *TT
04E122004-11-03. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. EMISSION RELATED SERVICE ACTION 04E12. VEHICLES SERVICED WITH AN INCORRECT RIGHT HAND CATALYTIC CONVERTER. INSPECT AND REPLACE RIGHT HAND CATALYTIC CONVERTER. ATTACHMENTS I-III AND CUSTOMER NOTIFICATION LETTER. *TT
041452004-09-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE VIBRATION AT IDLE ON VEHICLES EQUIPPED WITH SINGLE EXHAUST. *TT
0315012004-09-23. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT. INOPERATIVE ELECTRIC REAR WINDOW DEFROSTER (HEATED BACKLITE) GRID LINES, INTEGRAL ANTENNA CONCERNS. *TT
0217112004-08-06. Service bulletin. STRUCTURE:BODY. BODY-COLLISION REPAIR UPDATES. *MJ
021772004-08-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. COOLING SYSTEM-MOTORCRAFT PREMIUM GOLD ENGINE COOLANT-SERIVCE TIPS. *MJ
021762004-08-05. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH. LAMP-BRAKE-INVADVERTENT DISABLING OF BRAKE SHIFT INTERLOCK. *MJ
178102004-08-05. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. TRANSMISSION FAILURE WHERE THERE IS A LARGE AMOUNT OF METAL OR DEBRIS IN THE PAN. *TT
178092004-08-05. Service bulletin. ELECTRICAL SYSTEM. A NO CRANK/NO START. CONNECTOR C192 OR C146 NOT FULLY CONNECTED. *TT
164192004-07-28. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:PUMP. POWER STEERING PUMP NOISE THAT MAY DIFFER DEPENDING UPON BODY STYLE. *TT
164012004-07-28. Service bulletin. SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES. BRAKE BOOSTER PUSH ROD ADJUSTMENT. BRAKE PEDAL FEEL CONDITION. *MJ
163882004-07-27. Service bulletin. SUSPENSION:REAR. REAR AIR SUSPENSION HEIGHT ADJUSTMENT / SERVICE TIPS. *TT
163802004-07-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE CYLINDER HEAD GASKET FOR 4.6L APPLICATIONS. *TT
163792004-07-27. Service bulletin. ELECTRICAL SYSTEM. BATTERY LAMP ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P1246 UNDER INVESTIGATION (QSF). *TT
021112004-07-27. Service bulletin. FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES. FUEL PRESSURE RELIEF VALVE (SCHRADER VALVE) DISCONTINUED. *TT
032612004-07-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. NEW SERVICE PART - NUMBER 5 NEEDLE BEARING AND RACE KIT - 4R70W TRANSMISSION - SERVICE TIP. *TT
032562004-07-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE-ROMEO BUILT 4.6L 2V-TICK NOISE FROM ENGINE-ENGINES BUILT BEFORE 9/17/2003. *MJ
178762004-07-24. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0442 OR P0456. *TT
177572004-07-24. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL. INTERMITTENT RAPID FLASHING OF THE TURN SIGNALS. *TT
177452004-07-24. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE (DTC) P1233 WITH POSSILE DRIVEABILITY OR NO START CONDITION. *TT
04762004-07-23. Service bulletin. ELECTRICAL SYSTEM. NOISE-CLIMATE CONTROL-REGISTER VENT RATTLE WITH A/C BLOWER ON. *MJ
173132004-07-23. Service bulletin. STEERING. STEERING NIBBLE - SERVICE TIP. *TT

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