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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.

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By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
ASI-451822016-06-22. Service bulletin. ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
0421112005-04-18. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMPAND P0460 DTC IN MEMORY. *EH
183832005-04-14. Service bulletin. ELECTRICAL SYSTEM. AM/FM AND CELLULAR PHONE RECEPTION INTERFERENCE - SERVICE TIP. *TT
041742005-04-08. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED - SYSTEM LEAN DIAGNOSTIC TROUBLE CODES (DTC'S) - SERVICE TIPS. VARIOUS MODELS INCLUDING 2004 F-SERIES. *TT
0415152005-01-06. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE (DTC) P0442. *TT
182222004-12-07. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0460 IN CONTINUOUS MEMORY. OASIS. *TT
178092004-08-05. Service bulletin. ELECTRICAL SYSTEM. A NO CRANK/NO START. CONNECTOR C192 OR C146 NOT FULLY CONNECTED. *TT
163792004-07-27. Service bulletin. ELECTRICAL SYSTEM. BATTERY LAMP ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P1246 UNDER INVESTIGATION (QSF). *TT
178762004-07-24. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0442 OR P0456. *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
175432004-07-22. Service bulletin. ELECTRICAL SYSTEM:HORN. INTERMITTENT HORN SELF-ACTIVATION. *MJ
175162004-06-14. Service bulletin. ELECTRICAL SYSTEM:HORN. INTERMITTENT HORN SELF-ACTIVATION. *TT
172952004-01-21. Service bulletin. ELECTRICAL SYSTEM. FLICKERING ELECTRONIC INSTRUMENT CLUSTER DISPLAY, ELECTRONIC AUTOMATIC TEMPERATURE CONTROL DISPLAY, RADIO DISPLAY, AND/OR OVERHEAD CONSOLE DISPLAY. *TT
032032004-01-14. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP ILLUMINATED WITH DIAGNOSTIC TROUBLE CODES (DTCS) P0442, P0455, P0456, P0457 OR P1442 OR A CHECK FUEL CAP LAMP ILLUMINATED WITH DTC P0457 FOR THE EVAPORATIVE EMISSION SYSTEM. *TT
171012003-11-17. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) LIGHT ON AND DIAGNOSTIC TROUBLE CODES (DTCS) P1405 OR P1406 WITH NO OTHER DTCS. *TT
031812003-11-14. Service bulletin. ELECTRICAL SYSTEM. REMOTE KEYLESS ENTRY (RKE) - SERVICE TIPS. *TT
031422003-10-29. Service bulletin. ELECTRICAL SYSTEM. BATTERY WARNING LAMP ON WITH A DIAGNOSTIC TROUBLE CODE P1246 (GENERATOR LOAD INPUT FAILED) IN THE POWERTRAIN CONTROL MODULE (PCM). *TT
167772003-09-10. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) WITH DIAGNOSTIC TROUBLE CODES (DTC'S) P0113 (INTAKE AIR TEMPERATURE SENSOR 1 CIRCUIT HIGH INPUT), P0114 (INTAKE AIR TEMPERATURE SENSOR 1 INTERMITTENT/ERRATIC), OR P1112 (INTAKE AIR TEMPERATURE CIRCUIT INTERMITTENT). *TT

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