pnwoutback08

The cruise control light flashing means your throwing a cel code" check engine light". I would take it to a Auto Zone and let them read the codes on the ECU" Engine Control Module" to see if there are any codes, or if you know a good and I always say find a Good Subaru only mechanic if possible to read or see if there are any codes and go from there. Let us know what they find.

The products you mentioned are only for short term fixes and never intended for a repair, they basically act like glue and to expand and fill the gaps. The symptoms of a bad or poorly flowing radiator, open the cap and run the engine if you cannot see the flow after it heats up or feel the lower hose that should be warm to eventually hot your either: thermostat of bad and does not open, the engine over heats or heats slowly, radiator passages are clogged. Head gasket leaks can be seen around the head or milky looking or dark coolant in reservoir. If the head and timing, belts, water pump have not been replaced and redone especially on a 2.2/2.5 is time to be done before your damage the entire engine.

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This is my 1st Subaru, 08 Outback LL Bean 3.0. Mods - Rallitek Sways,Whiteline endlinks and AVO swaybar mounts, KYB's , full skid plate with (now) updated light bar, rear diff skid plate, SS brakelines, Slotted/Drilled Rotors.