no feedback and handed over

Good day.I have a huge problem with fnb personal loan department I was retrenshed and just resently found a job I was paying them a amount we agreed on per month til I can pay the full amount nou I have been trying to sort the problem out with them they sent me a sms with the wrong acc number I phoned my bank to verefy the details and its wrong the lady from fnb phoned me and I told her to let someone phone me regarding the acc and this was on the 28th of feb and stil no feed back then a lady phoned me last week explained the hole thing to me I told her to sms me the acc and refrence and branch code and nothing till today!!!!verry bad service nou my name is handed over to legal department plz can you help me resolve this matter.thank you for your time.<br> Regards jp