'06 Civic Si
#1
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Hi guys,
So here's my concern:
I think I may have a head gasket issue but not sure...
There is no oil in the coolant, there is no coolant in the oil, the car does not overheat - never has. I did one of those chemical sniff tests to see if the color would change and no change.
You would think I do NOT have a head gasket issue right? Well, here's the mystery: I can smell coolant in the engine bay after running although no drips or leaks can be found. Coolant reservoir is losing coolant but it's very, very slow - probably have to add a cup of coolant once a month or every 1000 miles.
One more thing: I noticed the other night while the engine was running that the coolant reservoir was bubbling a little...not bubbling over rather just bubbling a tiny bit. I turned the engine off, then waited till it cooled a little. I then started the engine and the coolant in my reservoir tank burped up.
Does that mean there's combustion gas in my coolant?? Or, is that just from the water pump or maybe air in the cooling system?
Totally stumped here.
Just bought the car back in late February and have been running it every day dependably.
So here's my concern:
I think I may have a head gasket issue but not sure...
There is no oil in the coolant, there is no coolant in the oil, the car does not overheat - never has. I did one of those chemical sniff tests to see if the color would change and no change.
You would think I do NOT have a head gasket issue right? Well, here's the mystery: I can smell coolant in the engine bay after running although no drips or leaks can be found. Coolant reservoir is losing coolant but it's very, very slow - probably have to add a cup of coolant once a month or every 1000 miles.
One more thing: I noticed the other night while the engine was running that the coolant reservoir was bubbling a little...not bubbling over rather just bubbling a tiny bit. I turned the engine off, then waited till it cooled a little. I then started the engine and the coolant in my reservoir tank burped up.
Does that mean there's combustion gas in my coolant?? Or, is that just from the water pump or maybe air in the cooling system?
Totally stumped here.
Just bought the car back in late February and have been running it every day dependably.
#2
If you think a good mechanic is expensive, try hiring a bad one
Re: '06 Civic Si
If you smell it, it's probably a small external seepage. There are a lot of places it could seep from.
The engine is not known for head gasket problems IMO.
I certainly can't tell you it is not, but i wouldn't expect that it is.
You're adding to the reservoir periodically, but have you made sure the radiator itself is still completely full? Is the pressure cap still good?
Any evidence of overheating, radiator, crash/bodyshop, fan, or any other issues?
The engine is not known for head gasket problems IMO.
I certainly can't tell you it is not, but i wouldn't expect that it is.
You're adding to the reservoir periodically, but have you made sure the radiator itself is still completely full? Is the pressure cap still good?
Any evidence of overheating, radiator, crash/bodyshop, fan, or any other issues?
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