Persistent coolant loss can be caused by a small leak at the coolant reservoir. Our technicians tell us the leak may not be visible due to the trunk carpet hiding the leak.Google+
Car Problem Reports
Porsche Boxster Persistent Coolant Loss Due to Small Leak at Coolant Reservoir
Porsche Boxster Problem
Average Mileage: 64,243 mi (32,215 mi - 108,000 mi)
Visitor, 1997 Porsche Boxster, 32,215 mi
Have to add coolant every month.
Visitor, 2001 Porsche Boxster, 48,000 mi
LEAK IN RIGHT REAR TRUNK FROM RESERVOIR. TEMP SENSOR GOING OFF REFILL THEN WEEK LATER SAME ISSUE.
Visitor, 1999 Porsche Boxster, 83,000 mi
anti freeze loss. had a 1998 boxter and had the same problem. think it to be the radiator reserve tank. if engine was consuming water, it would mean a head gasket issue, but car would not be ideling smoothly.