The white smoke and sweet smell is antifreeze burning. Getting sucked into the engine from the cooling system at the head gasket.
The air in the system is from the pistons on the compression stroke pushing air into your cooling system at the head gasket.
You have a bad head gasket and need a new one, right away.
It is possible to warp or crack the head and need more than just a gasket replaced.
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Tuesday, October 28th, 2008 AT 9:08 PM