American Home Shield AHS They renewed my warranty after I told them no. Their website has no means of removing credit card info or canceling policy.

I am on Soc Sec.  I told this company I could not afford their policy. After I told them 3 weeks ago to cancel and to remove my payment info from their website, they ripped me off.  They renewed the policy and charged me after I told them NO and to remove my credit card info from their site. 

Leaving me overdrawn at the bank.  The bank is trying to block them after I reported them, but says it might take a month to straighten out.  They claimed today on the phone that they will refund me, but he first said 7-10 work days, then later said up to 30 days. 

They are crooks.