Lack of information and shocking customer care

Discovery are impossible to get any information from. They constantly ignore my emails, provide no information over the phone and require a large amount of escalation on my side to get the simplest of things done.

My wife was the victim of a smash and grab on 10 March. They broke our passenger window and a brick hit the area around our radio. The car was towed and delivered to the approved panel beater on 13 March. I received no feedback on the vehicle and almost 30 days later, received multiple phone calls from the panel beaters asking where my vehicle was. During this entire time, Discovery never provided any information, didn't respond to any emails, and now my rental is expiring without any information on when my vehicle will be returned and Discovery is refusing to renew my rental, even though they confirmed they would continue