There are 4 stored owner reports matching the visibility & wipers leading-label group for the 2003 Mercury Grand Marquis in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 4 of 4 matching reports.
Open the full vehicle complaint log (all categories)TL* THE CONTACT OWNS A 2003 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE WINDSHIELD WIPERS OPERATED INDEPENDENTLY. THE CONTACT MENTIONED THAT THE FUSE WAS REMOVED TO PREVENT THE WINDSHIELD WIPERS FROM OPERATING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 120,000.
DRIVER'S REMOTE CONTROLS OF FRONT PASSENGER WINDOW AND DRIVER'S SIDE MIRROR JUST STOPPED WORKING. AUTO IS OUT OF WARRANTY (2003). *TR
DT*: THE CONTACT STATED OVER A PERIOD OF TWO YEARS ACORNS HAVE ACCUMULATED INSIDE THE HOLES SURROUNDING THE WINDSHIELD WIPER ARMS. THE HOLES ARE TWO INCHES IN DIAMETER. THE CONTACT LIVES NEAR AN ACORN TREE AND THE ACORNS FUNNEL THEMSELVES DOWN INTO THE HOLES. THERE WERE 50 OR MORE ACORNS INSIDE THAT CAUSED THE MECHANISM TO BIND. THE CONTACT BELIEVES THIS IS A DESIGN DEFECT. THIS CAUSED THE WIPING MECHANISM TO BIND AND STRIPPED THE GEAR IN THE WINDSHIELD WIPER MOTOR CAUSING THE WIPERS TO STOP WORKING. THE WIPERS HAVE BEEN REPAIRED. UPDATED 3/9/2006 - *NM
GRAN MARQUIS LS DRIVER'S SIDE WIPER WILL NOT PROVIDE ADEQUATE CLEARING OF RAIN OR SNOW UNDER NORMAL HIGHWAY ROAD SPEEDS. THE WIPER ARM ON THE DRIVER SIDE WILL NOT CLEAR THE DRIVERS SIDE ADEQUATELY TO PROVIDE GOOD VISIBILITY. THE PASSENGER SIDE ARM PROVIDES PROPER CLEARING UNDER ALL ROAD CONDITIONS AND SPEEDS. IT HAS BEEN FOUND THAT THE DRIVERS SIDE WILL NOT CLEAR PROPERLY ABOVE SPEEDS OF 40 MPH; LESS IF THE WIND CONDITIONS ARE HIGH. THE DEALER REPLACED THE DRIVERS WIPER ARM ASSEMBLY WITH A 2002 ASSEMBLY WHICH HE INDICATED PROVIDES A HIGHER PRESSURE ON THE WINDSHIELD ON THE DRIVERS SIDE AS THE TENSION WAS REDUCED IN 2003 MODELS. THE REPLACEMENT COST WAS AT MY EXPENSE AND HAS NOT RESOLVED THE PROBLEM. IT STILL PERSISTS. THERE APPEARS TO BE A DEFECT IN THE DESIGN OF THE WIPER BLADE SYSTEM OR A DEFECT IN THE CURVATURE OF THE WINDSHIELD ALTHOUGH IT'S NOT APPARENT THAT THE WINDSHIELD IS THE PROBLEM.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.