Help.No heat . blows cold air.

W

Wesley84mc

n00b
Nov 29, 2018
3
2
3
#11
Well my heat wasnt on high. It was on med-high . its not working on high and hasnt since i replaced the blower motor .any suggestions ?
 
fleming442

fleming442

Comic Book Super Hero
Dec 26, 2013
4,883
5,028
113
#12
So, you lost the blower fan high speed? It's on a separate relay on the heaterbox, fed by a 10ga red, off a fusible link, off the starter. Check the 4 pin, black connector by the heater control valve- they get hot, goo up, and make a high resistance open. Just splice the 2 reds together.
 

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