That is the cooling fan comming on at speed.
On Tue, 11 Jun 1996, Tim Schneider wrote:
>
> Every once in awhile.. (well okay now quite a bit since it's gotten
> HOT down here in Phoenix) the engine on my 96' 4x4 ext. cab
> SLT V8 Auto. seems to roar loudly, until you get up to highway speed
> and the tranny shifts into OD. I notice the RPMs on the tach are not
> really different, but the thing sounds terrible.. !?
>
> Have heard that a double clutched engine fan is the cause (from another
> friend with a Dak) and it goes into high RPM mode when it's hot.. however
> the engine temp gauge seems to be not that high.
>
> Has anyone else experienced this? Thinking of taking back in to the
> dealer to have it checked, but wanted to ask here first.
>
> thanks in advance!
>
> -tim
>
>
> tims@synopsys.com
> Synopsys Logic Modeling
> 602.468.6900 (Ph) 602.468.9055 (Fax)
> http://www.synopsys.com
>
>
>
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