After a cooling service I overheat?

Hi Wayne.I have just had my Boxster s 2000 Serviced i also had the coolant System Drained the Problem i have is the engine overheats when the engine is running it shows 90 when you turn the engine off it shows 120 i have also noticed that there is a lot of air when you remove the filler cap filler cap do i need to bleed the system .

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[Nick at Pelican Parts]

Yes. Porsche service procedure uses a vacuum fill but you need to have the tool and a compressed air source. This will take a decent amount of time to bleed

- Nick