One problem related to clunking noise 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.
Rear struts (and possibly front) are making a clunking noise when car is driven at slow speeds. The noise is quite apparent and would not be items inside the trunk and/ or car.