Knocking sound coming from the belt area

Asked by Jul 03, 2014 at 03:18 PM about the 2006 Chevrolet Impala LS

Question type: Maintenance & Repair

1 Answer

19,475

Water pump? Bearings can cause a knocking sound. Check the weep hole. If you can, remove the belt from the pump ans see if the sound goes away. Also try to locate the area the knocking is coming from. Pulley going bad?

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