You will want to call a lawyer before having any substantive conversations about the car accident with any insurance company. It is strongly recommended that you call an experienced car accident lawyer as soon as you have received treatment for your immediate injuries, and it is safe to do so.
Talking to a lawyer will help you make better, more informed decisions about what to do after a car accident. It is never too soon to call a lawyer, as they will tell you exactly what you need to record and document for your case to make sure you are protected against the big insurance companies.