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Old 11-24-2009, 07:54 PM   #1
stevieB
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Belts squealing HELP!

Every time I start the truck the belts squeal like a pig till it gets warmed up. VERY ANNOYING!!! What can cause this? Also I was going to put in aluminum pulleys in, but the set I found says it's for a KEYWAY power steering pump, what is that?
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Old 11-24-2009, 10:04 PM   #2
tvblazer78
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Re: Belts squealing HELP!

What year is yours?

And the Keyway is on the shaft of the power steering pump, if your has a nut that holds the pully on then it has a keyway.
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Old 11-25-2009, 10:54 AM   #3
stevieB
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Re: Belts squealing HELP!

it is a 78, no A/C. I wanted to post pictures to your post "how many 2wd blazers do we have", but i have no camera.
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Old 12-28-2009, 01:02 AM   #4
muddyblazer02
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Re: Belts squealing HELP!

try tighting your belt or replace them if they have cracks in them.
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Old 12-28-2009, 01:07 AM   #5
mitch1965
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Re: Belts squealing HELP!

Try tightening your belts. You could diagnose further by removing belts one by one, starting the truck briefly, to find which one is the culprit. I only have one belt, and it squeals when the weather is cold. I think mine is mainly due to the p/s pump starting to go bad.
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Old 12-28-2009, 07:07 AM   #6
motornut
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Re: Belts squealing HELP!

squirt wd40 on the belts( bit should work)
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Old 12-28-2009, 11:06 AM   #7
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Re: Belts squealing HELP!

thanks, the old belts were failing so I replaced and no more noise!
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