i replaced the water pump for a leak and after the repair i have a high pitch whinning noise i did use the tool to hold the gear in place the first waterpump was a bosch then i took that off and we put on a delco and have the same result the noise sounds like ...

FIX posted 4/6/2011

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle