There are 4 stored owner reports matching the visibility & wipers leading-label group for the 2001 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)WHEN DRIVING WITH REAR WINDOWS DOWN, AND INITIATING THE CONTROLS TO RETURN THE REAR WINDOWS TO THEIR "CLOSED" POSITION, UPON THE REAR WINDOWS REACHING THE TOP CLOSED POSITION, THE DRIVER SIDE FRONT WINDOW OPENS PARTIALLY OR MAY OPEN FULLY ON IT'S OWN. ALSO WHEN ATTEMPTING TO ROLL ALL WINDOWS UP AT THE SAME TIME, THE CIRCUITRY BECOMES OVERLOADED AND ALL WINDOWS STOP AND WILL NOT MOVE FOR ABOUT 3 TO 5 MINUTES UNTIL THE CIRCUIT TIMER RESETS. *NLM
WHILE DRIVING IN SLEET AND SNOW STORM WINDSHIELD WIPERS FROZE AND STOPPED WORKING. WINDSHIELD WIPER BLADES WERER VERY THIN. CAUSE UNKNOWN. PLEASE ADD VIN. *AK
WHILE DRIVING IN SLEET AND SNOW DEFROSTER DOES NOT WORK PROPERLY. DEFROSTER CAN BE ON, BUT DOESN'T CLEAR WINDOWS. PLEASE ADD VIN. *AK
INTERMITTENTLY WINDSHIELD WIPERS BECOME INOPERABLE, OBSTRUCTING DRIVER'S VIEW. ALSO, SRS LIGHT STAYS ILLUMINATED WHILE THE VEHICLE IS IN MOTION. DEALER HAS NOT BEEN ABLE TO DUPLICATE THE PROBLEM.*AK
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.