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2004 Mercury Grand Marquis Recalls

Recalls on record Updated July 2026

The 2004 Mercury Grand Marquis has 1 NHTSA recall campaign affecting an estimated 296,004 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 422 complaints with NHTSA, most often about the exterior lighting. Last updated July 5, 2026.

Recall campaigns

EXTERIOR LIGHTING 15V861000 2015-12-22 296,004 affected
Defect

Ford Motor Company (Ford) is recalling certain model year 2003-2005 Ford Crown Victoria and Mercury Grand Marquis vehicles manufactured October 3, 2001, to August 2, 2005. The affected vehicles have a lighting control module (LCM) that may fail, resulting in a loss of headlights.

Consequence

A loss of headlights can reduce driver visibility and increase the risk of a crash.

Remedy

Ford will notify owners, and dealers will replace the LCM, free of charge. The recall began April 14, 2017. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 15S39.

Complaints by component

EXTERIOR LIGHTING
185
2crashes3injuries
STEERING
62
4crashes4injuries1deaths
ELECTRICAL SYSTEM
38
1crashes1fires2injuries
EXTERIOR LIGHTING:HEADLIGHTS
21
VEHICLE SPEED CONTROL
17
4crashes1fires2injuries
INTERIOR LIGHTING
6
AIR BAGS
5
3crashes3injuries
ENGINE AND ENGINE COOLING
5
ENGINE
4
1fires
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
4
1fires
Total complaints422

What owners report

Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.

“The contact owns a 2004 mercury grand marquis. The contact stated that while the vehicle was parked, the key fob became inoperable. The contact was not able to start the vehicle with the security warning light illuminated. The dealer was not contacted. The vehicle was not diagnosed or repaired.…”

ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER · reported 2025-08-04

“Auto lights stopped working. Tail lights will not come on”

ELECTRICAL SYSTEM · reported 2025-07-02

“Auto lights stopped working. Tail lights will not come on”

EXTERIOR LIGHTING · reported 2025-07-02

“Auto lights stopped working. Tail lights will not come on”

SERVICE BRAKES · reported 2025-07-02

“The contact owns a 2004 mercury grand marquis. The contact stated while driving at an undisclosed speed at night, he became aware that the headlights were not functioning properly. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle…”

EXTERIOR LIGHTING:HEADLIGHTS · reported 2024-06-21

“The rear running lights are not working. No lights in rear of vehicle at night.”

EXTERIOR LIGHTING · reported 2024-06-12

“My front headlights stopped working and I was driving in the dark.”

EXTERIOR LIGHTING · reported 2023-11-14

“The contact owns a 2004 mercury grand marquis. The contact stated while driving at an undisclosed speed, the exterior lighting became inoperable. The contact stated that the failure occurred at night which caused him to be on a dangerous dark road. The contact stated that due to the failure and…”

EXTERIOR LIGHTING:LIGHTING CONTROL MODULE · reported 2023-07-31

Defect investigations

Investigation DP05005 Opened 2005-09-22 · closed 2006-01-04

SPARK PLUG EJECTION FROM CYLINDER HEAD

ON SEPTEMBER 6, 2005, ODI RECEIVED A PETITION REQUESTING THAT THE AGENCY INVESTIGATE ALLEGATIONS OF ENGINE SPARK PLUG EJECTION IN CERTAIN MODEL YEAR 1997 THROUGH 2004 FORD VEHICLES WITH TRITON V-8 AND V-10 ENGINES.ODI RECEIVED A TOTAL OF 474 NON-DUPLICATIVE COMPLAINTS ON THE SUBJECT VEHICLES WHERE THE COMPLAINANT, OR…

Investigation DP05005 Opened 2005-09-22 · closed 2006-01-04

SPARK PLUG EJECTION FROM CYLINDER HEAD

ON SEPTEMBER 6, 2005, ODI RECEIVED A PETITION REQUESTING THAT THE AGENCY INVESTIGATE ALLEGATIONS OF ENGINE SPARK PLUG EJECTION IN CERTAIN MODEL YEAR 1997 THROUGH 2004 FORD VEHICLES WITH TRITON V-8 AND V-10 ENGINES.ODI RECEIVED A TOTAL OF 474 NON-DUPLICATIVE COMPLAINTS ON THE SUBJECT VEHICLES WHERE THE COMPLAINANT, OR…

Investigation DP05005 Opened 2005-09-22 · closed 2006-01-04

SPARK PLUG EJECTION FROM CYLINDER HEAD

ON SEPTEMBER 6, 2005, ODI RECEIVED A PETITION REQUESTING THAT THE AGENCY INVESTIGATE ALLEGATIONS OF ENGINE SPARK PLUG EJECTION IN CERTAIN MODEL YEAR 1997 THROUGH 2004 FORD VEHICLES WITH TRITON V-8 AND V-10 ENGINES.ODI RECEIVED A TOTAL OF 474 NON-DUPLICATIVE COMPLAINTS ON THE SUBJECT VEHICLES WHERE THE COMPLAINANT, OR…

Investigation DP15002 Opened 2015-04-01 · closed 2015-08-11

Loss of headlamp/exterior lighting

In a letter dated October 2, 2014 the Office of Defects Investigation (ODI) was initially petitioned by the North Carolina Consumers Council, Inc. requesting a defect investigation of an alleged defect condition resulting in headlight and/or exterior lighting failure on 2003-2005 Ford Crown Victoria and Mercury Grand…

Investigation DP15002 Opened 2015-04-01 · closed 2015-08-11

Loss of headlamp/exterior lighting

In a letter dated October 2, 2014 the Office of Defects Investigation (ODI) was initially petitioned by the North Carolina Consumers Council, Inc. requesting a defect investigation of an alleged defect condition resulting in headlight and/or exterior lighting failure on 2003-2005 Ford Crown Victoria and Mercury Grand…

Investigation PE08066 Opened 2008-11-26 · closed 2009-03-24

LOSS OF HEADLIGHT FUNCTION

THE AGENCY HAS CLOSED THIS INVESTIGATION BASED ON ITS REVIEW OF COMPLAINT REPORTS, FIELD AND TECHNICAL DATA PROVIDED BY FORD AND COMPLAINANT INTERVIEWS. FORD FOUND THAT SOME LIGHTING CONTROL MODULES (LCM) IN THE SUBJECT VEHICLES CONTAINED DEFECTIVE SOLDER JOINTS ON THE PRINTED CIRCUIT BOARD.THIS CONDITION CAN LEAD TO…

Investigation PE14021 Opened 2014-07-07 · closed 2014-11-21

Steering Column Shaft Obstruction

On July 7, 2014 the Office of Defects Investigation (ODI) opened a preliminary evaluation based on five complaints (VOQs) alleging incidents ofinterference between dislodged exhaust manifold heat shields and the lower steering shaft/knuckle, including one alleging the interference resulted in a crash on a highway…

Investigation PE14021 Opened 2014-07-07 · closed 2014-11-21

Steering Column Shaft Obstruction

On July 7, 2014 the Office of Defects Investigation (ODI) opened a preliminary evaluation based on five complaints (VOQs) alleging incidents ofinterference between dislodged exhaust manifold heat shields and the lower steering shaft/knuckle, including one alleging the interference resulted in a crash on a highway…

Investigation PE15028 Opened 2015-08-10 · closed 2016-01-08

Loss of headlights

The Office of Defects Investigation (ODI) opened an investigation concerning the loss of headlights in model year (MY) 2003-2005 Ford Crown Victoria and Mercury Grand Marquis vehicles. The subject vehicles share the same architecture and major components.ODI has received 636 unique reports (for all submission dates)…

Investigation PE15028 Opened 2015-08-10 · closed 2016-01-08

Loss of headlights

The Office of Defects Investigation (ODI) opened an investigation concerning the loss of headlights in model year (MY) 2003-2005 Ford Crown Victoria and Mercury Grand Marquis vehicles. The subject vehicles share the same architecture and major components.ODI has received 636 unique reports (for all submission dates)…

Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2004 Mercury Grand Marquis as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.