Answer by
Teaberry (846)
From 1999 to 2002, 2. 5 L Subaru has determined that the head gaskets could cause internal coolant leakage. Subaru recommends a special conditioner added to the cooling systemto prevent leaks or correct any problems that might occur. 1999 years and earlisr are not affected. Subaru sells the conditioner for the system. Not prices provided at this time.