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Old 10-04-2012, 02:26 PM   #2
Registered User
Join Date: Mar 2011
Location: Toronto,Ontario
Posts: 4,411
My Ride: M235i 6MT
Don't worry 1999-2000 e46 have more sturdy water pumps than later year OEM ones.
Your thermostat might be worn but still works.
I did my first cooling system at 200,000 km. It was largely unneccessary. The Water pump and expansion tank and the two hoses were in good condition.
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