We don't rate the Aston Martin DB9 yet, because we don't have its sales figures. The 2015 has the most owner complaints filed with NHTSA (4). Owners complain most about body, glass & interior. Popular years get more complaints, so treat these counts as a guide to what goes wrong, not a ranking.
Reliability compares each year with similar cars from 2015 to 2024, using owner complaints filed with NHTSA per car sold. Complaint counts on their own aren't a score: popular cars get more of them.
Questions people ask
What are the most common Aston Martin DB9 problems?
Owners complain most about body, glass & interior, electrical system.