One problem related to transfer case has been reported for the 2004 Subaru Impreza. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Subaru Impreza based on all problems reported for the 2004 Impreza.
When the front wheels would slip, the sensor sent power to the rear wheels. This condition caused the rear wheels to spin out of control. The dealer was notified at this time.