The noise , as it turns out, is coming from the door-mounted tweeter and I don't think the speaker is bad.

My wife traded away my vibe GT and now I have some optional equipment available -OEM in-dash 6-disc changer with 4 speakers $100 OBO -OEM cargo mats - black carpet with bright red VIBE logo stitching $69ea (2 available) OBO -OEM 2006 owners manual in padded cover $20 -OEM? Cargo organizer - dark gre...

My 2006 Vibe GT with the six-CD changer has developed an intermittent click-screech-click noise pattern that occurs when driving with the radio on for over an hour in warm, humid weather. The problem is triggered by a pothole or bump and continues until the car is restarted. The noise is not depende...