N90ATH
Member
Registered: 10th Sep 03
Location: Boreham, Essex
User status: Offline
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Right so driving the other day quote happily then all of a sudden I get smoke coming from bonnet and a strong smell of oil.
Pull over and pop bonnet, looks like oil has leaked from the filler cap and dripped on to manifold 
Cleaned it all up and topped oil up and was done for about 20 mins then again . Having to wrap a rag around filler cap to stop it leaking on to manifold 
Any ideas of what can cause this?
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bigron1988
Member
Registered: 29th Aug 09
Location: Southport, Merseyside
User status: Offline
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there is a seal under the cap that will need replacing , only a few £ from vauxhall
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pro8186
Member
Registered: 19th Sep 13
User status: Offline
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Sounds like a common fault as mines the same, rattles like mad but hasn't come loose yet. New caps aint much on ebay.
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RCorsa
Member
Registered: 15th Sep 13
Location: West Midlands
User status: Offline
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Back pressure can cause this, if it's not the seal.
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N90ATH
Member
Registered: 10th Sep 03
Location: Boreham, Essex
User status: Offline
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We'll new cap ordered so will find out
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