air will only come out the defrost vent and not threw the vent when i switch it to vent

Asked by Apr 23, 2014 at 12:50 PM about the 1998 Ford E-350 STD Econoline Cargo Van

Question type: Maintenance & Repair

1 Answer

23,465

Most likely, you have a loss of vacuum to the HVAC control head. There's a vacuum line that runs through the Firewall near the heater case. Make sure that it isn't damaged or disconnected. You may need to pull the doghouse for easier access to the tubing at the Intake Manifold.

3 out of 3 people think this is helpful.
Best Answer

Your Answer

Add photo

Related Questions

Search Ford E-350 Questions

Ford E-350 Experts

#1 Tracy Hooks
Tracy Hooks
Reputation 310
#2 tennisshoes
tennisshoes
Reputation 230
#3 Paulastudillo
Paulastudillo
Reputation 190
View All

Related Models For Sale

Used Mercedes-Benz E-Class
474 Great Deals out of 22,559 listings starting at $1,999
Used Ford F-350 Super Duty
385 Great Deals out of 26,990 listings starting at $2,799
Used Chevrolet Express
75 Great Deals out of 5,751 listings starting at $2,288
Used Ford F-250 Super Duty
385 Great Deals out of 47,447 listings starting at $400
Used Chevrolet Express Cargo
56 Great Deals out of 14,133 listings starting at $2,495
Used Ford F-350
288 listings starting at $7,500
Used Ford E-150
153 listings starting at $3,650
Used Ford F-150
2,395 Great Deals out of 210,249 listings starting at $895
Used Ford F-250
480 listings starting at $3,975
Used Ford Transit Cargo
68 Great Deals out of 19,405 listings starting at $13,499
Used GMC Savana
7 Great Deals out of 1,570 listings starting at $2,995