Mechanics

HEATER PROBLEMS

2000 Chevrolet S-10 • 4 cylinder 2WD Automatic • 160,000 miles

I have a 200 s-10 and my heater blower was working on high, now not at all
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Clhagee
December 8, 2010.



Check and test the AC/Heater fuse, blower motor relay, resistor, blower switch and blower motor


Rasmataz
Dec 8, 2010.
Check hvac fuses, not only check the fuse, use a voltage tester on the circuit. With key on, hvac on, check for voltage and ground at the blower motor. Purple wire is voltage, black is ground.


JDL
Dec 8, 2010.
Forgot to post the diagram.


JDL
Dec 8, 2010.