Ford Truck Enthusiasts Forums

Notices
1997 - 2003 F150 1997-2003 F150, 1997-1999 F250LD, 7700 & 2004 F150 Heritage
Sponsored by:
Sponsored by: Auxito

HELP PLEASE

Thread Tools
 
Search this Thread
 
Old Jun 17, 2010 | 08:32 PM
Share
  #1  
KANDICE1411's Avatar
KANDICE1411
Thread Starter
|
New User
Joined: Jun 2010
Posts: 1
Likes: 0
HELP PLEASE
I need help!!! I just noticed that when i drive with the air on and go over 40 miles the air suddenly changes from blowing out the panel to through the defrost vent i think i must have a vaccum leak but what do i do????
 
Reply
0
Old Jun 17, 2010 | 08:45 PM
Share
  #2  
firstonraceday's Avatar
firstonraceday
Laughing Gas
25 Year Member
Joined: Dec 2000
Posts: 781
Likes: 18
From: East Texas
Yes it is a vacuum leak. You will need to list the specs on your truck so that someone can direct you to the correct forum to get exact help.
 
Reply
0
Old Jun 18, 2010 | 06:04 AM
Share
  #3  
FTE Trigger's Avatar
FTE Trigger
Postmaster
Joined: Aug 2004
Posts: 3,392
Likes: 0
From: Greenvile, SC
Originally Posted by KANDICE1411
I need help!!! I just noticed that when i drive with the air on and go over 40 miles the air suddenly changes from blowing out the panel to through the defrost vent i think i must have a vaccum leak but what do i do????
Hi, and Welcome to Ford-Truck Enthusiasts!
Based upon your profile, I moved your post to the 1997-2003 F150, 1997-1999 F250LD, 7700 & 2004 F150 Heritage forum from the 2009+F-150 forum.
 
Reply
0
Old Jun 20, 2010 | 01:06 AM
Share
  #4  
1975IH200's Avatar
1975IH200
Senior User
Joined: Nov 2009
Posts: 203
Likes: 1
From: Western North Carolina
Do a search on this forum.
This problem has been covered numerous times.
 
Reply
0
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
How to retain heater after removing air box
GM4WALLS
1973 - 1979 F-100 & Larger F-Series Trucks
23
Nov 11, 2014 05:03 PM
heating
conchstew
Explorer, Sport Trac, Mountaineer & Aviator
3
Nov 12, 2012 07:51 PM
Air Compressor and Stuck Nuts
Trojan8975
1987 - 1996 F150 & Larger F-Series Trucks
3
Aug 6, 2011 09:08 PM
green air filter
pickupman2002
6.0L Power Stroke Diesel
9
Oct 12, 2005 04:09 PM
help with 97 f150
hoopdawg
Electrical Systems/Wiring
4
Aug 29, 2004 04:50 PM
Back to Subforum
1997 - 2003 F150
View Next Unread
header gasket leaking?




Advanced Search
Reply Closed Thread Share
Forum Jump

All times are GMT -5. The time now is 04:43 PM.

story-0
This Hennessey Takes the Expedition Tremor's Off-Roading Capability to the Next Level

Slideshow: The VelociRaptor Expedition gains a lift, upgraded suspension, Brembo brakes, and trail-ready equipment while retaining the stock 440-horsepower EcoBoost V6.

By Verdad Gallardo | 2026-06-12 11:01:55


VIEW MORE
story-1
Top 10 Fords at 2026 Carlisle Ford Nationals

Slideshow: Top 10 Fords at 2026 Ford Nationals

By Joe Kucinski | 2026-06-09 11:10:08


VIEW MORE
story-2
3 Best / 3 Worst Parts of Modern Ford Ownership

Based on years of owning multiple modern Ford products.

By Brett Foote | 2026-06-09 10:53:36


VIEW MORE
story-3
10 Amazing Upgrades That Solve Common Ford Truck Owner Headaches

SPONSORED: From muddy boots to rain-soaked cargo, these upgrades address some of the most common frustrations Ford truck owners face every day.

By Pouria Savadkouei | 2026-06-08 18:50:34


VIEW MORE
story-4
Every 2026 Ford Engine Explained

Here's everything you need to know about every Ford engine available for the 2026 model year.

By Brett Foote | 2026-06-05 12:58:01


VIEW MORE
story-5
10 Ugly Ford Trucks That We Still Kinda Love

Slideshow: 10 ugly Ford trucks that we still kinda love.

By Joe Kucinski | 2026-06-03 09:51:16


VIEW MORE
story-6
10 Things Every Truck Owner NEEDS (2026 Edition)

Slideshow: the best gifts for dads & grads

By Michael S. Palmer | 2026-06-03 15:43:58


VIEW MORE
story-7
Rezvani's Latest Post-Apocalyptic Monster Is a Ford F-150 Raptor Underneath

Slideshow: Called the Fortress, the 850-horsepower pickup combines Raptor underpinnings with military-inspired features, survival equipment, and a starting price of $285,000.

By Verdad Gallardo | 2026-06-03 11:38:36


VIEW MORE
story-8
Top 10 Most Expensive Ford Trucks Ever Sold on Bring a Trailer

Slideshow: 10 most expensive Ford trucks ever sold on Bring a Trailer.

By Joe Kucinski | 2026-05-27 16:24:34


VIEW MORE
story-9
2027 Ford Super Duty Buyer's Guide (Every Model, Engine, & Package)

Here's everything that has changed for the latest model year.

By Brett Foote | 2026-05-27 16:17:28


VIEW MORE