{"nhtsa_id":10005651,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-03-10","date":"2004-01-20","document_id":"012004","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"EXTERNAL COOLANT LEAK FROM THE CYLINDER HEAD GASKETS AS A RESULT OF NORMAL RELATIVE THERMAL EXPANSION AND CONTRACTION VARIATIONS OF ENGINE PARTS. SPECIAL CONDITIONER SHOULD BE ADDED TO THE ENGINE COOLING SYSTEM TO PREVENT LEAKS FROM OCCURRING OR TO CORRECT EXISTING LEAKS. 1999 THROUGH 202 MODEL YEAR 2.5L EQUIPPED SUBARU VEHICLES. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10005651","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"UNKNOWN","model":"UNKNOWN1","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}