replace that black box on the wiper motor or sometimes you have to replace the motor itself
Your switch on your steering column
You have to replace a relay switch for the wipers this sholud be found under the hood in the engine compartment fuse box.
Replace the motor.
Loose ground or pulse board failure.
The windshield wiper switch is broken which is located on the windshield wiper motor. You need to replace the whole motor to fix this.
system glitch or a short
It may be a bad wiper switch
1997 gran prix wipe stay in upright possission when shut how to fix
Gm had many troubles with their wiper motors from around 1996 up until 2005. What you have to do is take the cover off the wiper motor and replace the wiper motor control module. its eay to do and not very expensive
If I had to guess, the windshield wiper switch in the car is bad. It think it's located somewhere among the wire harnesses underneath the dash.
The parking switch inside of the wiper motor is defective. Replace the wiper motor.