Squeeking noise coming from belt when Shifting

Targaryen420

Member
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2002 Mazda Protege5
Okay everyone. My brother is driving my car right now, and when i saw her again, i heard this squeeking noise coming out of 1st gear, and then when downshifting from 4th and 3rd. why is this happening? Im around 2300-2500 RPM every time i shift a gear. any idea what this could be?
 
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