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Honda S2000

Report: AC Expansion Valve May Cause Whistling Sound When AC is Turned On

Honda S2000 Problem
10 Reports
Me Too Edit

Model Years Affected: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009

Verified

A problem can occur with a vibrating expansion valve in the AC system which causes a whistling noise from the passengers vent. Replacing the expansion valve with an updated valve from Honda should repair this problem.

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