Noise in engine bay?

2003 HUMMER H2
172,000 MILES • 6.0L • 4WD • AUTOMATIC
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BHAMDOC1
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After finishing the ac compressor replacement i hear this sound and not sure what it is. Whe i touch this oiece in the video i feel it.
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Aug 29, 2026 at 7:37 AM
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