FaultScore

1993 Mercury Grand Marquis headlight problems

11 of the 178 complaints about the 1993 Mercury Grand Marquis are about the lighting — 6% of everything reported for this model year. Half of the failures with a mileage on record happened before 154,000 miles.

A

11

Complaints

0

Crashes

0

Fires

0

Injuries

Exactly what failed

Headlights 6 54.5%
Exterior Lighting 2 18.2%
Switch 2 18.2%
Switch 1 9.1%

Lights across every Mercury Grand Marquis year

1992 29 3.2%
1993 11 1.2%
1994 13 1.4%
1995 18 2.0%
1996 20 2.2%
1997 19 2.1%
1998 17 1.9%
1999 21 2.3%
2000 24 2.6%
2001 12 1.3%
2003 210 22.9%
2004 216 23.6%
2005 306 33.4%

What owners said

Filed with NHTSA, in their own words.

at 90,000 miles Birmingham, AL

EXTERIOR LIGHTING

EXTREMELY DANGEROUS SITUATION EXISTS WHEREAS THE HEADLIGHTS CAN RANDOMLY FLICKER OFF DURING DRIVING, ONLY STOPPED BY KICKING THE LIGHT CONTROL MODULE ABOVE THE ACCELERATOR PEDAL REPEATEDLY WITH LIMITED AND TEMPORARY RESULTS. FIRST OCCURRENCE WAS ON THE INTERSTATE DURING THE NIGHT WITH MODERATE TRAFFIC. MULTIPLE OTHER TERRIFYING OCCURRENCES AS WELL.

NHTSA complaint #11316976 — an unverified report by a vehicle owner.

at 218,000 miles Browns Summit, NC

EXTERIOR LIGHTING:HEADLIGHTS

TL* THE CONTACT OWNS A 1993 MERCURY GRAND MARQUIS. WHILE DRIVING AT APPROXIMATELY 55 MPH, THE HEADLIGHTS FAILED. THE CONTACT SHUT OFF THE ENGINE AND WHEN RESTARTING, THE HEADLIGHTS WERE OPERATING AS NORMAL. THE CONTACT DISCOVERED THAT THE WIRING HARNESS WAS BURNED AND REPLACED THE HARNESS. THE FAILURE CONTINUED TO RECUR INTERMITTENTLY. THE VEHICLE WAS NOT TAKEN INTO THE DEALER FOR A DIAGNOSTIC OF THE FAILURE. THE FAILURE MILEAGE WAS 218,000 AND THE CURRENT MILEAGE WAS UNKNOWN.

NHTSA complaint #10336838 — an unverified report by a vehicle owner.

Sarasota, FL

EXTERIOR LIGHTING:HEADLIGHTS

HEADLIGHT COVERS HAVE TURNED AN AMBER COLOR, AND ARE RESTRICTING AMOUNT OF LIGHT COMING THROUGH. *AK *SLC

NHTSA complaint #879915 — an unverified report by a vehicle owner.

East Brunswick, NJ

EXTERIOR LIGHTING:HEADLIGHTS:SWITCH

HEADLIGHT SWITCH REPLACED FOR THIRD TIME, DEALER CANNOT EXPLAIN WHY SHORTED OUT, SWITCH IS NOT INTERCHANGEABLE WITH NEWER OR OLDER MODELS. PLEASE ADD ADDITIONAL INFORMATION. PART NUMBER F2AZ-11654-A.

NHTSA complaint #875242 — an unverified report by a vehicle owner.

Largo, FL

EXTERIOR LIGHTING:HEADLIGHTS:SWITCH

FAULTY HEAD LIGHT SWITCH ASSEMBLY RESULTING IN BURNING OF THE WIRING HARNESS. *MJS

NHTSA complaint #552985 — an unverified report by a vehicle owner.

Corry, PA

EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH

WHILE THE VEHICLE WAS IN THE PARKING GEAR, WITH IGNITION RUNNING, SMOKE STARTED COMING FROM UNDER THE DASH BY THE WIRING HARNESS. VEHICLE WAS DRIVEN TO THE DEALERSHIP THE NEXT DAY. VEHICLE WAS CHECKED OUT, AND THE BRAKE ON AND OFF SWITCH WAS REPLACED, WHICH KEPT THE VEHICLE FROM COMING OUT OF PARK. CONSUMER STILL EXPERIENCING ELECTRICAL PROBLEMS. PLEASE PROVIDE ANY FURTHER DETAILS.

NHTSA complaint #851240 — an unverified report by a vehicle owner.

Merced, CA

EXTERIOR LIGHTING:HEADLIGHTS

WATER GETS CAUGHT IN THE HEADLIGHT LENSES AND FOGS THEM UP, WHICH REDUCES THE DRIVER'S VISIBILITY. DEALER HAS VEHICLE AND IS REPLACING THE HEADLIGHTS.

NHTSA complaint #845906 — an unverified report by a vehicle owner.

Akron, OH

EXTERIOR LIGHTING

FAILED TORQUE CONVERTER CAUSED VEHICLE TO VIBRATE. AFTER TORQUE CONVERTER WAS REPAIRED ALL VEHICLE LIGHTING CEASED, INTERIOR AND EXTERIOR, AND THE SPEEDOMETER WAS ERRATIC. SPEEDOMETER READ 75-80 MPH WHEN VEHICLE WAS ACTUALLY GOING 20-25 MPH.

NHTSA complaint #529529 — an unverified report by a vehicle owner.

Saint Petersburg, FL

EXTERIOR LIGHTING:HEADLIGHTS

HEADLIGHT LAMP IS DIRTY, AFFECTS VISIBILITY, ESPECIALLY AT NIGHT.

NHTSA complaint #534529 — an unverified report by a vehicle owner.

Sunrise, FL

EXTERIOR LIGHTING:HEADLIGHTS

HEAD LIGHT LENSES GET CLOUDY OVER TIME, CAUSING POOR VISIBILITY.

NHTSA complaint #526701 — an unverified report by a vehicle owner.

Forest, VA

EXTERIOR LIGHTING:HEADLIGHTS

SOMETIMES WHEN DRIVING AT NIGHT, VEHICLE HEAD LIGHTS GO OUT. PLEASE DESCRIBE.

NHTSA complaint #982525 — an unverified report by a vehicle owner.

Other 1993 Mercury Grand Marquis problems

← Full 1993 Mercury Grand Marquis report