Thread: 04 986 Whistling after coolant fill
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Old 08-01-2019, 12:44 PM   #3
78F350
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Location: Oklahoma
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Adding to what Anker said,


Related to the water pump replacement, I'd check the belt and pulleys.
https://www.pelicanparts.com/techarticles/Boxster_Tech/05-BASICS-Belt/05-BASICS-Belt.htm

Unrelated to the water pump replacement, a whistle can be from a loose spark plug.
https://www.pelicanparts.com/techarticles/Boxster_Tech/07-ENGINE-Plugs_-_Coils/07-ENGINE-Plugs_-_Coils.htm
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Last edited by 78F350; 08-01-2019 at 12:51 PM.
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