Quote:
Originally Posted by 3Series
I had to replace the seal around my coolant level sensor last summer which meant replacing the sensor itself. Fluid was leaking out.
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just noticed a coolant leak on my X5 3.0si this morning.. it was coming from the base of the expansion tank, the one corner where the hose plugs in, i'm hoping it's the sensor you mentioned above..
anyone have a DIY for expansion tank?