129 pressurising system

eggy91sl500

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Hi all, my sl 500 seems to be pressurising the water system when I drive in traffic or idle, where is the thermostat on these cars,

Any suggestions.
Thanks
 

Blobcat

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Head gasket fail?
 

LostKiwi

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Thermostat is front of engine at the top where the top radiator hose goes. Dead easy to get to.
 

star

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Or it could be on the left side of water pump.
 
OP
E

eggy91sl500

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  • Thread Starter
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Or it could be on the left side of water pump.
Think it is on the left side of the housing, its just she doesn't do all the time
 


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