Thread: 87 w126 grinding noise
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Old 01-09-2013, 11:20 AM
Ferdman Ferdman is offline
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Join Date: Aug 2002
Location: Southeastern PA
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jd, if your engine has a fan bearing bracket check that it rotates freely without excess play. On our 1991 300CE the fan bearing bracket failed, likely because the local indie overtightened the drive belt, and the pulley shaft wobbled causing a disconcerting, loud noise.
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