Why is my defrost vent not working on my truck?
Also, there is no light coming on when the AC button and/or the recirculating buttons are pushed. All fuses look good. When the AC button is pushed, it doesn’t appear to engage the compressor. What could be happening? Can’t drive around without defrost. Too dangerous. Thanks!
Can a climate control fan only blow defrost?
SilveradoSierra.com • Fan Only Blows Defrost, Won’t Change To Floor Or Vent. : Climate Control Fan Only Blows Defrost, Won’t Change To Floor Or Vent.
Is the Astro fan only blows defrost?
Re: Fan Only Blows Defrost, Won’t Change To Floor Or Vent. Yea the problem with them astro’s is the way the damn motor is crammed into the dog house with the heat it destroys the hard plastic vacume line . I have had 5 of them and every one had this problem until you change them out with rubber lines .
What to do if your GM fan won’t defrost?
See if this fixes the problem. Many of GM’s AC control heads have a built in reset feature that when power is removed and then applied it will go through a cycle that activates all the vent doors and mode doors. It’s worth a try.
Also, there is no light coming on when the AC button and/or the recirculating buttons are pushed. All fuses look good. When the AC button is pushed, it doesn’t appear to engage the compressor. What could be happening? Can’t drive around without defrost. Too dangerous. Thanks!
Can a defrost fan blow to the floor?
Fan Only Blows Defrost, Won’t Change To Floor Or Vent. I discovered today that I only receive air through the defrost vents. tried to change it to the floor or the dash vents, no deal.
Re: Fan Only Blows Defrost, Won’t Change To Floor Or Vent. Yea the problem with them astro’s is the way the damn motor is crammed into the dog house with the heat it destroys the hard plastic vacume line . I have had 5 of them and every one had this problem until you change them out with rubber lines .
See if this fixes the problem. Many of GM’s AC control heads have a built in reset feature that when power is removed and then applied it will go through a cycle that activates all the vent doors and mode doors. It’s worth a try.