What color is the coolant tank itself? Is it white or yellowish...yellowish and you most likely have a split in the tank itself. Another test, pull the trunk carpet up, crack in the tank and the floor will be wet in one or more corners.
...and when you can't fix it yourself ;P
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'06 Cayman 'S' - Sold (Sport Chrono, PASM, TPMS, 19' CAS Wheels, NAV)
'06 Cayenne - Sold
'01 Boxster 'S' - Sold
'00 Boxster - Sold
Porsche Panny 4S
Threaded Mode
