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2002 Chevrolet TrailBlazer coolant fan overspeed

mykle315mykle315 Posts: 2
edited May 2014 in Chevrolet
my 02 trailblazer coolant fan is making a loud roaring noise on acceleration.my service engine light is on and i had it read and its comming up as coolant fan overspeed.any ideas what the problem might be.
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Comments

  • burdawgburdawg Posts: 1,524
    The viscous clutch has probably gone out, causing the fan to run at high speed all the time.
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  • thank you for ur reply.do u know what this special wrench that i need is
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  • burdawgburdawg Posts: 1,524
    No, sorry, I haven't had to change one myself.
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This discussion has been closed.
2002 Chevrolet TrailBlazer coolant fan overspeed - Car Forums at Edmunds.com