My son has told me that his vehicle never warms up, I just realized that when I turned on the blower, it blows like crazy, the only problem is, not thru any vents except defroster near the windshield and air blows on the drivers feet. Any ideas for someone that is not a mechanic and it is -5 outside and -22 windchill
Hello, I've had this problem before. On drivers side under the hood back near the brake booster, under the top of the fender fold. Look there, there may be a tiny hose disconnected from the nipple. Use your fingers to find the nipple, seems to be a common problem. Now, with the car not heating, what do you mean? Temp never gets up or the vents are not blowing heat? 2 different problems.
SOURCE: there is no air blowing out the vents on the dash board when i turn the ac on
you have a bad control unit, the thing you use to switch from one thing to the other, it needs to be replaced.
SOURCE: No air flow from defrost vent on my van.
Could be a vaccum line leaking not changing the vent flap to defrost
SOURCE: 2001 olds silhouette - no airflow at defrost vent when in defrost
When you set the Defrost does any air flow from other ports?
SOURCE: The Air flows through only the defrost and feet vents
Inside the ventilation system there is gates that open and close to direct the air flow. These are operated on vacuum on most vehicles. The hose for that perticular gate may have disconnected somehow or has a hole in it. I suggest you take the heater controls out and see if there is a plug with a series of colored hoses on it. it so you'll have to trace each of them to see which one is the problem. Now you may be able to get some help from you local dealers mechanic who just may know the color code for that gate. (which would be a bonus) Good Luck
SOURCE: ac system
take the dash off to see if the vents are connected to the dash. if not, the heat from the engine is blowing through the open hole
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