Hello, and thanks for your question! My name is XXXXX XXXXX I am happy to assist you today!!
Sounds like th timer is bad on the washer or is sticking.
Here are 3 online shops thet sell parts for your washer.
It is a job that can be done, I will try finding some easy instructions for you.
When you contact them give them you model number and they can get the right part for you.
I hope this answers your question, if so pleae click the green accept button, if not im still here to assist you,
Thanks again, and look forward to your reply,