Question about 2004 GMC Envoy
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Posted on Jan 02, 2017
It is located on top of the heater box in the passenger side remove the glove box to gain acess there are two 7mm srews and a relay braket holding it in place it is a tight squeeze but can be removed with a 1/4 inch ratchet.
Posted on Aug 01, 2009
Here is how to change the resistor- but also pay attention-
Did you also change the connector at the same time?
If you are changing the resistor due to overheating and melting of plastic, then you need to do the connector also, or else it will repeat fail in a very short time.
Here is a step-by-step check you can do to fix it. If you are onlygetting high speed (setting 5), then most likely you have a resistorproblem, or the wiring connector to the resistor is bad. The groundwire prong being bad is a possible cause.
Check this for step-by-step checks:
Posted on Sep 19, 2009
In my experience, the resistor is located somewhere in the air flow. The reason for this is so the air can cool the device. I am not familiar with the duct work of this particular vehicle, so more that that I cannot say.
Thanks for your visit today.
Posted on Jan 06, 2011
Testimonial: "will keep looking have not looked there yet"
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