Chevrolet Repair: wiper motor/switch, chevy silverado, wiper motor

Question
i have a 99 chevy silverado wipers only work on high speed (washers work) no delay working i replaced switch (used)can the wiper motor be shot

Answer
Hi Steve...yes it is likely, but check switch output first... unplug wiper motor and put test light on plug. make sure that you have power to the motor thru all the cycles on the switch. if you do then module in wiper motor is bad...repalce wiper motor... hope this helps