Two problems related to turn signal have been reported for the 1999 Mercury Villager. The most recently reported issues are listed below.
The turn signal indicator (inside vehicle) can't be seen during the day and is hard to see at night, the sound of the flasher can barely be heard.
Turn signals are inoperable, when applying the signals, they are not visible from the outside of vehicle, which could become dangerous when making right or left turns . Dealer replaced the switch and the socket which did not correct the problem. Problems have finally been solved after 3 more trips to the dealer.