Poor customer service

Hi my name is Ntombifuthi Radebe I have old mutual money account,wish their work together with bidvest bank,,their blocked my money without notifying meat being 2 week now no response to them,I've call them about these issue I was told my account it under assessment for what reason I don't know call them second time ,their told be that standard bank requested these matter that my account must be put on hold I went to standard bank their say their don't pick up anything like that in their system...I must give them 2 days to check until today I'm still waiting for my money...when I go to old mutual their telling me to call bidvest bank when I call them their telling me about standard bank like I'm stuck these bank people their playing with people feeling customer service it something else to them...