Defogger Problems of Mercury Grand Marquis

Mercury Grand Marquis owners have reported 3 problems related to defogger (under the visibility category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Mercury Grand Marquis based on all problems reported for the Grand Marquis.

1 Defogger problem of the 2005 Mercury Grand Marquis

Failure Date: 10/02/2018

Tl the contact owns a 2005 Mercury Grand Marquis. While the vehicle was stationary, the air conditioner fractured and caused the defroster to become inoperative. The contact stated that hot air blew from the defroster and it failed to clear the windshield and side windows. An independent mechanic diagnosed that the mode door actuator underneath the dashboard needed to be replaced. Mike fitzpatrick Ford (238 bullsboro drive, newnan, georgia 30263) was made aware of the failure. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 107,000.

See all problems of the 2005 Mercury Grand Marquis 🔎.

2 Defogger problem of the 1996 Mercury Grand Marquis

Failure Date: 11/02/2002

The a/c electronic actuator motor controls the a/c and defroster. The unit failed so that during defrost mode only cold air was available. While traveling the unit failed so that I could not defrost the windshield. This unit should only fail in the failsafe state (provide hot air) or have an manual override for the driver so that he can move the door to get hot air when in defrost during a failure. Dt.

See all problems of the 1996 Mercury Grand Marquis 🔎.

3 Defogger problem of the 2001 Mercury Grand Marquis

While driving in sleet and snow defroster does not work properly. Defroster can be on, but doesn't clear windows. Please add VIN.

See all problems of the 2001 Mercury Grand Marquis 🔎.


Other Common Visibility related problems of Mercury Grand Marquis



Fuel Economy of Grand Marquis Vehicles
Grand Marquis Service Bulletins
Grand Marquis Safety Recalls
Grand Marquis Defect Investigations