V6 Discussion and questions about the base carbureted or MPFI V6's and the rare SFI Turbo V6.

Can anyone tell me what this hose is?

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Old Mar 20, 2004 | 07:31 PM
  #1  
me800
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Can anyone tell me what this hose is?

Hi I posted before. Thanks to everyone that helped. Here is the image of the hose I was looking to find. Any help would be appreciated.

Oh yeah the one coming off the flow valve (blue) and is an L shape. Its all dried out and broke.

thanks



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Old Mar 20, 2004 | 07:35 PM
  #2  
Trickster's Avatar
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From: conway, s.c.
Car: 1989 Iroc-Z
Engine: 5.7L TPI
Transmission: 700R4
Do you have cruise control? That is what the hose looks like it goes to on the drivers side.
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Old Mar 20, 2004 | 08:04 PM
  #3  
camaro350man's Avatar
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From: Belchertown MA
Car: 1988 Pontiac Firebird
Engine: 2.8 Lt
Transmission: 5 Spd
Hey man. I have no clue. Sorry. But i have no clue what the heck that goes too. I had that on my car and i followed it down and it had a screw in it. So i just got rid of it. I was wondering if my car had cruise control but i don't think it did. Whats at the end of it? Where does it lead to? I just got rid of that all together and notice no difference. Let me know how you make out?
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Old Mar 20, 2004 | 09:21 PM
  #4  
TechSmurf's Avatar
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From: Tucson, AZ, USA
Car: '99 Trans Am, '86 Camaro
Engine: LS1, Scrap
Transmission: T56, T5
Axle/Gears: 3.42 Stock ZT, 3.42 Open
Vacuum lines and check valve for cruise control modulator and HVAC controls.
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Old Mar 21, 2004 | 07:08 PM
  #5  
camaro350man's Avatar
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From: Belchertown MA
Car: 1988 Pontiac Firebird
Engine: 2.8 Lt
Transmission: 5 Spd
I didn't have any of that and on my steering wheel column there was no cruise control. I bet his is the same. Any other ideas?
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Old Mar 21, 2004 | 07:20 PM
  #6  
Trickster's Avatar
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From: conway, s.c.
Car: 1989 Iroc-Z
Engine: 5.7L TPI
Transmission: 700R4
What year is your car since it has not been mentioned.
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Old Mar 21, 2004 | 09:51 PM
  #7  
camaro350man's Avatar
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From: Belchertown MA
Car: 1988 Pontiac Firebird
Engine: 2.8 Lt
Transmission: 5 Spd
I have a 1988
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Old Mar 21, 2004 | 11:11 PM
  #8  
me800
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Nope

No I don't have cruise control on my car either. Its a 91 but I got it in 90 and they made a few changes later that year. Actually the strange thing that I noticed is that the car runs fine from everything that I can see. I wonder if it goes to the cruise control and they just put it on for all the cars wether you have it or not. If its important I would like to get it replaced.
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Old Mar 22, 2004 | 12:17 AM
  #9  
TechSmurf's Avatar
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From: Tucson, AZ, USA
Car: '99 Trans Am, '86 Camaro
Engine: LS1, Scrap
Transmission: T56, T5
Axle/Gears: 3.42 Stock ZT, 3.42 Open
Any sort of vacuum leak is important. If that check valve is broken, replace it. Unmetered air entering the engine is bad.

If it's not connected to a cruise circuit, then the line that runs off to the driver side of the vehicle may be connected to a vacuum resevoir.. trace the line if you really want to know.. however, the passenger side of the circuit still runs off to the in-car HVAC controls.
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Old Mar 22, 2004 | 10:58 AM
  #10  
camaro350man's Avatar
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From: Belchertown MA
Car: 1988 Pontiac Firebird
Engine: 2.8 Lt
Transmission: 5 Spd
I traced mine and I am unable to find anything. Just an extra hose. I disconnected it. It this alright?
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Old Mar 22, 2004 | 05:15 PM
  #11  
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From: conway, s.c.
Car: 1989 Iroc-Z
Engine: 5.7L TPI
Transmission: 700R4
camaro350man,

Here is s schematic of your vacuum line routing.
Attached Thumbnails Can anyone tell me what this hose is?-emission-controls-40001.jpg  
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Old Mar 22, 2004 | 05:18 PM
  #12  
Trickster's Avatar
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From: conway, s.c.
Car: 1989 Iroc-Z
Engine: 5.7L TPI
Transmission: 700R4
me800,

Here is a schematic of your cars vacuum line routing.
Attached Thumbnails Can anyone tell me what this hose is?-emission-controls-400012.jpg  
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Old Mar 22, 2004 | 06:38 PM
  #13  
me800
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Well I'm trying to replace mine but I haven't been able to find the hose. I went to the dealer ship and they told me they don't make those molded hoses anymore and I should try a junk yard but out here in AZ all that stuff is usually dead from the heat. An looking online I don't see anyone selling hoses to often.

Any ideas?
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Old Mar 22, 2004 | 09:10 PM
  #14  
camaro350man's Avatar
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Joined: Jan 2004
Posts: 920
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From: Belchertown MA
Car: 1988 Pontiac Firebird
Engine: 2.8 Lt
Transmission: 5 Spd
Yea i have that, but it does not show what that is for or where it goes, any ideas?
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