There are 2 owner-reported powertrain & transmission complaints for the 2004 Subaru Legacyin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TRANSMISSION FAILURE. *AK
WHILE DRIVING VEHICLE AT LOW SPEEDS ENGINE IDLES , CAUSING THE DRIVER TO PUT THE VEHICLE IN NEUTRAL. *AK SUDDEN RANDOM ENGINE SURGE WHILE GOING FROM PARK TO DRIVE. ENGINE SURGE HAPPENED 6 TIMES ALREADY, 4 OF WHICH HAPPENED IN A WEEK. *LA
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026