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A/C Won't Come On....

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Old Oct 14, 2002 | 11:02 PM
  #1  
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Default A/C Won't Come On....

Hello everyone, I am a newbie here, and I had a question. I have a 99 C5 Vert., and over the weekend I took it to Orlando, about 180 miles, and the air quit working. The little light flashes, but the air doesn't kick on. The car has 57k on it, and I have only had it two months. I checked the fuses and they were OK. I was going to try to replace the relay in the fuse box now. Any thoughts or suggestions? Thanks, Mark.
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Old Oct 15, 2002 | 12:17 AM
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Default Re: A/C Won't Come On.... (MarkinNaples)

Blower motor may have gone out. If that's the case, it'll cost you around $220 to repair.
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Old Oct 15, 2002 | 12:25 AM
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Default Re: A/C Won't Come On.... (SvenOdin)

It will flash if the system is low or has a bad pressure switch too.
Get it checked for refridgerant level first. :smash:
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Old Oct 15, 2002 | 12:33 AM
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Default Re: A/C Won't Come On.... (RPO_Z06)

I'd check the ambient air temp sensor on the shroud...does your outside temp read accurately?
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Old Oct 15, 2002 | 12:42 AM
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Default Re: A/C Won't Come On.... (NJVetteGuy)

The outside air temp reading seems ok. Any way to check these items before replacing? Thanks.
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Old Oct 15, 2002 | 02:58 AM
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Default Re: A/C Won't Come On.... (MarkinNaples)

I have the same problem exactly, some one told me the refridgerant was low. I am not sure, it goes to the dealer next week for sure.


[Modified by wallstAL, 11:01 PM 10/14/2002]
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Old Oct 15, 2002 | 03:34 AM
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Default Re: A/C Won't Come On.... (wallstAL)

My blower stopped working the other day. I knew the a/c was good cause I could still feel the cold air at the vent. I remebered a post that said switching the temp from hot to cold will loosen up some type of sticking duct. So I adjusted the temp to 90 and the air started blowing hard out the vents. I went back down to the lowest temp and the air was blowing again. :D Oh welcome to the forum!! :cheers:


[Modified by pjazz, 2:35 AM 10/15/2002]
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Old Oct 16, 2002 | 12:48 AM
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Default Re: A/C Won't Come On.... (pjazz)

Thanks guys, the blower works like a champ. I bought a tester tonight that will tell me the pressure of a/c 134a in the system, so I will try that tomorrow. Al, if you could somehow let me know what they find, I would be grateful. I am going out of town so the vette will sit until I get back.
Everyone, I appreciate all of your help, and thanks for the welcome. I am glad to finally be a part of the vette world, thanks again, Mark. :cheers:


[Modified by MarkinNaples, 4:49 AM 10/16/2002]
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