Yes. However, if you retain a lawyer for bodily injuries, the lawyer will typically assist you with your property damage claim, which can include a claim for diminished value.
A lawyer will usually decline representation if a person was not physically injured in an accident because most lawyers do not take compensation for work performed on property damage recovery.
If the car is not “totaled” by the insurance company and is instead repaired, the client will likely have a claim for diminished value. The loss of the value of the vehicle does require an expert to provide an opinion of the amount the vehicle’s loss in value, typically done through a report.
A client can, without a lawyer, contact and retain an expert to assist them in making the claim to the at-fault driver’s insurance. A lawyer usually has a better understanding of the claim and access to experts which clients typically lack.