Three problems related to suspension have been reported for the 1998 Mercury Grand Marquis. The most recently reported issues are listed below.
While driving at 55 mph steering wheel suddenly started moving frm side to side, causing loss of vehicle control, resulting in crash.
While driving between 55-65 mph consumer can feel a vibration all through the vehicle. Also when hitting a bump the steering wheel almost leaves driver's hands. The dealer is not able to correct the problem. Owner has been to dealership 4 times for this problem.
Vibration felt at speed 59-70 on occassion. Yh.