Why Is My AC Squealing in My Car: Top 6 Causes + How to Fix
RepairSmith
JULY 24, 2025
Test the AC clutch’s coil and connections: Disconnect the electrical connection close to the coil and test it for resistance. If it has loose electrical connections or a faulty coil, it may not engage the compressor properly, creating a squealing sound. How Often Should a Car Owner Schedule AC Maintenance?
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