debit orde

what a bad service i have been getting from car track back in 2023 they used to debit my account every time when there is money in my account earlier this year i lost my job and my account got in arrears since March till date car track has been debiting me overtime there is money in my account of which it was not discussed with me on the 24th of July they sent me a WhatsApp stating that i qualify for a 30% discount meaning if i pay R478 my account will be up to date i made arrangenments for that to be debited on the 7/8/2025 however they kept on debiting me R90 worse part on the 15/8/2025 car track again debited me R732 and R90 i have been calling them from Friday till today they hang up on me i have requested to speak to a manager they refusing me to speak to a manager this is so bad and unfair i cant even buy my kids food because every time when i have even R100 in my account they debit me wow please help........