One problem related to gas recirculation valve (egr valve) has been reported for the 2002 Subaru Legacy. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Subaru Legacy based on all problems reported for the 2002 Legacy.
A strong fuel smell began entering the car through the heating vents on the car. This has only been noticeable since the temperature dropped below 25 degrees fahrenheit. There was a also a noticeable trail of gasoline in the snow following the car.