It is in the motor.
First check fuses, relays to wiper motor. Then check power to wiper motor. Then check linkage to wiper motor.
Very Carefully
If it is on the bottom of the wiper motor-just unclip and it twists out
The 1989 Chevy Silverado pickup truck window wiper relay switch can be found on the firewall in the engine compartment. The relay switch will be on the passenger side of the firewall.
It is attached to the wiper motor. It can be easily changed without removing the wiper motor. Unplug the wire harness to the wiper motor, remove the three small screws holding the cover in place, remove the cover, remove the pulse board.
where is the wiper switch located on a 85 el camino w/pulse wipers,the car has tilt wheel
Most all wiper motor problems can be cured by replacing the pulse board only. The pulse board is available at your local auto parts store and can be changed easily from under the hood without removing the wiper motor.
How do you remove and replace wiper switch on 2002 Chevy Cavalier
Check your fuse block or circuit breaker first, then turn wiper switch on and check for power at wiper motor, if the fuse/breaker is ok and you have power to motor, motor may be seized. listen for humming from motor, if none of above follow tech manual for testing wiper switch,or short to ground
Check to see if you are getting power to the wiper motor. If you are it is likely the FUSE, but if that's already been checked it SHOULD either be, the wiper motor or the switch, I would guess the motor.
Inside the wiper motor.
Remove the wiring harness from the wiper motor. Remove the wiper arm linkage. Remove the wiper motor retaining bolts. Reverse the process to install the new wiper motor.