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a/c fan motor not working on high speed Need help
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Author:  Sgt Wonderful [ Fri Aug 08, 2014 5:53 pm ]
Post subject:  a/c fan motor not working on high speed Need help

a/c blower motor fan won't Blow any air when placed in high speed.
Works fine in the med & low position.
Any help would be appreciated.
Thanks in advance

Author:  skregal [ Tue Aug 12, 2014 9:11 pm ]
Post subject:  Re: a/c fan motor not working on high speed Need help

I think this is usually a high speed relay if the vehicle doesn't have
automatic climate control.
I don't know where the relays are on a '79 however.

Author:  ANDREWOK1 [ Sat Nov 21, 2015 3:00 pm ]
Post subject:  Re: a/c fan motor not working on high speed Need help

your blower motor resistor is bad

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