Barry, Check drain hose for being pinched/kinked/plugged or the pump could also be partially plugged or starting to fail. Video links below may help to trouble shoot and disassemble washer to check hoses/pump for being plugged or replace pump. Good luck. I hope this helped you out, if so let me know by pressing the helpful button.
https://www.youtube.com/watch?v=4n843glceYc
https://www.youtube.com/watch?v=ygQs8Ktz3BE
https://www.youtube.com/watch?v=Z1PQMAjN1fA