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1987 crown vic vacuum hose question
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crown87
• Riverdale, GA, USA
• Registered on 7/13/2012
• 4 posts
Posted:7/13/2012 09:14
I have a 1987 crown victoria with a black vacuum hose coming through the driver's side firewall by the pedals. Not sure how it was disconnect, probably while working on the car. Does anybody have an idea what it connects to?
wizzard1222
• Ballwin, MO, USA
• Registered on 1/27/2011
• 139 posts
Posted:7/13/2012 10:25
I have a 91 LTC EXEC...basically the same engine-frame...etc...just models and body styles as you probably know...

Vacuum is important for many operations...including the air (AC/Heat) controls, wipers (sometimes)
and possibly the brakes....!!!

Can you hear any audio from the end of the hose or the port where it became dislodged...???

Or try to track the hose back into the engine box for the source end...
If the original hose is brittle...replace it...get plenty of length and just replace
to the dislodged port...

Hope this is helpful....
crown87
• Riverdale, GA, USA
• Registered on 7/13/2012
• 4 posts
Posted:7/13/2012 10:28
Hey wizzard thanks for the reply. The hose is in good shape and while the car is running I can feel the suction, I just have no clue where it connects inside the cabin. I'm assuming its got to be something important though vacuum hoses usually are lol.
jdmeaux
• Lafayette, LA, USA
• Registered on 1/5/2009
• 525 posts
1 Vehicle
Posted:7/13/2012 10:38
Possibly for the HVAC unit. If you can get a hold of a vacuum schematic, it should tell you where it connects. Try this link for Chilton manual: http://www.cb7tuner.com/vbb/showthread.php?t=147239


*******************
PROUD MEMBER of www.crownvic.net

It's just a SUPER-DUTY Mustang GT Sedan. 198K miles and still rolling HARD.

1997 Crown Victoria P71 SVT *** ex-US Marshall service (the CAR)
STOCK?? I bet it was modified.

13.26 @ 107.24 MPH 1/4 mi w/ me, tools, & full tank of 93 octane

I added CAI, NICHE 19 X 8.5 " wheels with 245/45ZR 19 rubbers, and completely rebuilt the front end with poly bushings, Kooks headers, 2 1/4inch exhaust, TCI 2200-2400 rpm Stall converter

.PLANS:: engine upgrade, 5.4L 2v stroker, rebuild interior in leather w/ buckets, thinking about turbos

jdmeaux
• Lafayette, LA, USA
• Registered on 1/5/2009
• 525 posts
1 Vehicle
Posted:7/13/2012 10:40
Possibly HVAC unit connection. Get a hold of a vacuum schematic to try to trace it down. Go to this link for Chilton manual: http://www.cb7tuner.com/vbb/showthread.php?t=147239

*******************
PROUD MEMBER of www.crownvic.net

It's just a SUPER-DUTY Mustang GT Sedan. 198K miles and still rolling HARD.

1997 Crown Victoria P71 SVT *** ex-US Marshall service (the CAR)
STOCK?? I bet it was modified.

13.26 @ 107.24 MPH 1/4 mi w/ me, tools, & full tank of 93 octane

I added CAI, NICHE 19 X 8.5 " wheels with 245/45ZR 19 rubbers, and completely rebuilt the front end with poly bushings, Kooks headers, 2 1/4inch exhaust, TCI 2200-2400 rpm Stall converter

.PLANS:: engine upgrade, 5.4L 2v stroker, rebuild interior in leather w/ buckets, thinking about turbos

Forums > Car and Truck Make and Model Specific > Crown Victoria, Marauder, Marquis
1987 crown vic vacuum hose question
Thread Statistics:     Users to Post: 3   |   Total Posts: 5   |   Total Views: 797
You must be logged in to post in or subscribe to this thread.Pages: 1

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