There are 5 stored owner reports matching the engine leading-label group for the 2003 Subaru Impreza in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 5 of 5 matching reports.
Open the full vehicle complaint log (all categories)HEAD GASKET ISSUE. WEEPING OIL BETWEEN THE HEADS AND THE BLOCK. NO LONGER OWN VEHICLE.
OUTSIDE AIR TEMPERATURE WAS MODERATE(75F), BUT ENGINE WAS COLD. UPON ENGINE START STRONG SMELL OF GASOLINE IN CABIN AND IN ENGINE BAY AROUND THE PASSENGER SIDE INTAKE MANIFOLD. *TR
AT 15,000KM PAST WARRANTY, I SUBMITTED MY CAR FOR SERVICE AND WAS TOLD THE ENGINE WAS LEAKING FLUIDS, REQUIRED NEW HEAD GASKETS, NEW TRANSMISSION MOUNTS AND SWAY BAR BUSHINGS. BARRIE SUBARU DID NOT SHOW MUCH INTEREST IN THE AMOUNT OF WORK REQUIRED ON A VEHICLE THAT HAD BEEN ON THE ROAD FOR LESS THAN 3 YEARS. *TR
KAREN QUINN OF SUBARU OF AMERICA ASSURED ME THAT I CAN DRIVE MY 2003 SUBARU IMPREZA WITH "CHECK ENGINE" LIGHT ON FOR A PERIOD OF TWO WEEKS WITHOUT ANY CONCERN. AS A RESULT, THE VEHICLE STALLED THE "CHECK ENGINE" LIGHT WAS BLINKING AND I WAS IN DANGER. AT A LATER TIME SHE FALSIFIED THE RECORDS AND HAD NO RECOLLECTION OF SUCH CONVERSATION. *LA
2003 SUBARU IMPREZA, 56,000K WITH LEAKING HEAD GASKET (BOTH SIDES) AND ROD KNOCK. WELL MAINTAINED CAR WITH WELL-DOCUMENTED SERVICE HISTORY. RECOMMEND REPLACEMENT OF SHORT BLOCK/HEAD GASKETS. SAME ISSUE AND SAME ENGINE AS ADDRESSED IN PHASE II EJ25 HEAD GASKET LEAK / WWP-99 SERVICE CAMPAIGN - COOLING SYSTEM CONDITIONER. EXTENSIVE DOCUMENTATION OF SIMILAR ISSUES WITH 2003 2.5L ENGINES (EXAMPLE: HTTP://ALLWHEELDRIVEAUTO.COM/SUBARU-HEAD-GASKET-PROBLEMS-EXPLAINED/). CLAIM FILED WITH SUBARU OF AMERICA (FILE # [XXX]) WHICH IS CURRENTLY UNDER INVESTIGATION. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 28, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.