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07-08-2009, 08:50 AM
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#1 |
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Registered User
Join Date: Feb 2007
Location: Houston, TX
Posts: 8
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Ac problem with my 1972 chevy truck
My ac blows cold air when i have it parked but when you start driving i get hot air coming out the vents when i stop at a light it starts blowing cold air again has anybody had this problem before
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07-08-2009, 08:56 AM
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#2 |
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Registered User
Join Date: Feb 2009
Location: Oklahoma
Posts: 7,461
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Re: Ac problem with my 1972 chevy truck
Sounds like maybe flapper door isn't closing or something. Hopefully someone will have more info on it.
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07-08-2009, 08:58 AM
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#3 |
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Registered User
Join Date: Feb 2007
Location: Houston, TX
Posts: 8
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Re: Ac problem with my 1972 chevy truck
Do you know where the flapper door is located
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07-08-2009, 09:01 AM
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#4 |
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Registered User
Join Date: Feb 2009
Location: Oklahoma
Posts: 7,461
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Re: Ac problem with my 1972 chevy truck
Sorry I don't. I'm not familair with the 67-72 trucks. I'm sure someone will chime in and help you out with more info. This site is full of great info.
Also I forgot earlier. Welcome to the boards! |
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07-08-2009, 09:04 AM
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#5 |
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Registered User
Join Date: Feb 2007
Location: Houston, TX
Posts: 8
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Re: Ac problem with my 1972 chevy truck
ok thanks
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07-08-2009, 09:05 AM
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#6 |
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Senior Member
 
Join Date: Mar 2006
Location: Clarkrange Tennessee
Posts: 1,786
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Re: Ac problem with my 1972 chevy truck
The flapper door is located under the cowl on the passenger side just under the pass side wiper.
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07-08-2009, 09:08 AM
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#7 |
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Registered User
Join Date: Jan 2009
Location: stuart florida
Posts: 59
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Re: Ac problem with my 1972 chevy truck
sound.s like a vacuume problem check to see if youre vac canaster is holdind vacuume.and check the hot water valve to see if it is closing all the way. ir vacuume is lost the system will defalr to defroster.
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07-08-2009, 09:10 AM
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#8 |
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Registered User
Join Date: Feb 2007
Location: Houston, TX
Posts: 8
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Re: Ac problem with my 1972 chevy truck
Ok i will check when i get home to see if that is the problem
Thank You |
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07-08-2009, 03:59 PM
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#9 | |
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its all about the +6 inches
Join Date: Jan 2001
Location: Hilliard Ohio
Posts: 2,693
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Re: Ac problem with my 1972 chevy truck
Quote:
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