Report: AC expansion valve may cause honking sound when AC is turned on
Chrysler Sebring Problem
Model Year Affected: 2001
Average Mileage: 92,000 mi (90,000 mi - 94,000 mi)
Sedan and Convertible
If you hear a honk or "fog horn" sound within a few seconds of turning on the air conditioning, that can be fixed by replacing the AC expansion valve. Occasionally vibration from the honking can be felt in the steering wheel and car seats.