wipers still have power but i think a gear broke in the motor.

Possible broken Windshield Wiper Linkage Bushing..if this is the problem,both left and right linkage are not moving the wiper arms and no longer attached to the motor...easy and cheap fix.Oh,found this>see below RECALL>98V093000 May 5, 1998 NHTSA CAMPAIGN NUMBER: 98V093000 NISSAN/WINDSHIELD WIPER THIS CAN RESULT IN GRADUAL WEAR OVER A PERIOD OF TIME INSIDE THE JOINT THAT COULD LEAD TO THE SEPARATION OF THE WIPER LINKAGE ASSEMBLY FROM THE WIPER MOTOR LINKAGE AT THE BALL JOINT. A LOSS OF WINDSHIELD WIPER FUNCTION CAN RESULT IN THIS SEPARATION OCCURS.Number of Vehicles Affected: 512387!!! What Owners Should Do TO PREVENT GREASE FROM BEING WASHED OUT OF THE JOINT, THE DEALERS WILL MODIFY BY ADDING A WATER DIVERSION SEAL THAT WILL PREVENT WATER FROM ENTERING THE WINDSHIELD WIPER LINKAGE BALL JOINT AREA.