Owner-reported complaints naming the exterior lighting system, filed with NHTSA
Data refreshed
Reports naming headlights, tail lights, turn signals and other exterior lighting. Every record below is an owner-reported complaint about the 1993 Mercury Grand Marquis submitted to NHTSA — not a confirmed defect, not a recall and not a manufacturer bulletin. 10 reports on file name it.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Shown in the owner’s own words, exactly as filed
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.
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.
HEADLIGHT COVERS HAVE TURNED AN AMBER COLOR, AND ARE RESTRICTING AMOUNT OF LIGHT COMING THROUGH. *AK *SLC
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. *AK
FAULTY HEAD LIGHT SWITCH ASSEMBLY RESULTING IN BURNING OF THE WIRING HARNESS. *MJS
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. *AK
HEADLIGHT LAMP IS DIRTY, AFFECTS VISIBILITY, ESPECIALLY AT NIGHT.
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.
HEAD LIGHT LENSES GET CLOUDY OVER TIME, CAUSING POOR VISIBILITY.
SOMETIMES WHEN DRIVING AT NIGHT, VEHICLE HEAD LIGHTS GO OUT. PLEASE DESCRIBE. *AK
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Categories with enough reports to have a page of their own
Data on this page last refreshed .