One problem related to transmission failure has been reported for the 2003 Infiniti G35. The most recently reported issues are listed below.
My Infiniti had complete transmission failure at only 1,800 miles. Infiniti is in the process of replacing the entire transmission and I have had the car only 2 months. After just one week, the car had problems starting, so they had to replace the entire fuel system.
| Automatic Transmission problems | |
| Power Train problems | |
| Transmission Gear Slipping problems | |
| Transmission Failure problems |