Turn Signal Flasher Unit problems of the 1998 Ford Expedition

Three problems related to turn signal flasher unit have been reported for the 1998 Ford Expedition. The most recently reported issues are listed below.

1 Turn Signal Flasher Unit problem

Failure Date: 06/01/2003

Turn signal control malfunctions. Right signal not working unless stalk is pulled slightly back and lane change feature is used. Emergency flashers fail to operate. Problem was intermittent and is now constant.

2 Turn Signal Flasher Unit problem

Failure Date: 07/15/2001

The black backing inside the side mirrors are melting exposing all components inside the mirror. I was told by Ford tha it is caused by the turning signal lights in the mirror. My truck has the double band lights and they need to be single band.

3 Turn Signal Flasher Unit problem

Turn signals failed.


Other Exterior Lighting related problems of the 1998 Ford Expedition



Safety Ratings of Expedition Cars
Fuel Economy of Expedition Vehicles
Expedition Service Bulletins
Expedition Safety Recalls
Expedition Defect Investigations