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over heating probs

shaunsta

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my vy v8 has over heating issues have replaced thermostst new temp sensor but still she over heats arghhhhh have checked oil doesnt look milky no oil on top of water in fill bottle but now i think i can hear a slight hiss noise coming from passngr side semms like its coming from near the rocker cover im lost ??any help PLEASE
 

TheIceman

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when doe sit over heat? just idling there or when driving in traffic? going up a hill?
probably a blocked radiator, take it out get it flow tested.
 

shaunsta

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when doe sit over heat? just idling there or when driving in traffic? going up a hill?
probably a blocked radiator, take it out get it flow tested.
going to get it pressure tested tomor so will see where that leads me but it over heats when driving in traffic so i hope its new rad or water pump that it needs i will post up tomor results of pressure test
 

shaunsta

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going to get it pressure tested tomor so will see where that leads me but it over heats when driving in traffic so i hope its new rad or water pump that it needs i will post up tomor results of pressure test
didnt get a chance to go to mechanic today but this hissing sound coming from left side sounds like near rocker cover exhaust header at front part of motor ?
 

TheIceman

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do fans come on when temp rises? when aircon is on as well?? if they do probably a blocked radiator.
 

shaunsta

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do fans come on when temp rises? when aircon is on as well?? if they do probably a blocked radiator.
worse i found the hissing sound coming from front head bolt passgr side i put a small hose in ear to find it so i hope its a loose head bolt not a gasket or worse a head but thanks for reply il keep u posted as to what it is
 

TheIceman

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interesting, let us know. doubt head bolt would be loose, never seen that before i don't think.
 

shaunsta

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interesting, let us know. doubt head bolt would be loose, never seen that before i don't think.
yeh my mechanic said same thing that it was a new one to him so tomor o think il loosen it out mayb put some sealant type stuff on bolt and tighten it up see what happens otherwise could be head gasket or head arghhhh
 

shaunsta

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yeh my mechanic said same thing that it was a new one to him so tomor o think il loosen it out mayb put some sealant type stuff on bolt and tighten it up see what happens otherwise could be head gasket or head arghhhh
might even try some of this puddy like metal weld stuff around bolt head see if that stops it lol il try anything for a cheap short term fix lol
 

TheIceman

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na that wont fix it, use some chem-weld stuff if anything.
 
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