You have a vacuum leak. When the a/c controls don't get any vacuum, it defaults to the defrost position. Check and make sure someone didn't accidentally disconnect the vacuum hose with their feet. Look under the dashboard on the passenger side.
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Related Questions
Is the blower attached to the rear defrost?
No, the rear defrost is just an electric grid on the rear window. No air movement involved.
How do you fix the the front window defrost on a 2002 Grand Cherokee?
Sorry i can't help u with this😔
Why Defrost is not work vw jetta?
It would depend on which defrost system is not working, the rearview mirrors, back window or front window.
How do you turn on heated mirrors 2000 jeep grand Cherokee?
It is integrated to the rear window defrost. When the one button is engaged, all three elements become energized.
Where is the relay for a rear window defrost on a 2005 Chrysler 300?
The 2005 Chrysler 300 rear window defrost relay switch can be found beneath the drivers side dashboard. The rear window defrost relay switch will be near the center console.
When i turn on the defrost no air seems to go the windshield?
no heat to front window went defrost is on
Did all 1979 coupes have the rear window defroster grid even if the option was never ordered because mine has the grid in the window but no rear defrost switch on the console?
The rear window has probably been replaced at some point with one that has defrost. The rear window has probably been replaced at some point with one that has defrost.
How does a rear defrost work?
There are two kinds - one is nothing but a hot air blower that warms the window, the second one is the tiny little lines crossing through your back window. Those lines are small heating elements that slowly warm your window from the inside out to a temperature where moisture evaporates (and ice melts).
Can you give you a sentence that has the word defrost in it?
He tried to defrost the window of his car with some warm water. They needed to defrost the fridge as it was a long time since the last time they had done it.
1992 Chrysler blower relay?
It is located behind the window washer reservoir. Actually the blower resistor is behind the window washer reservoir. Sorry
How remplace driver side glass window in 92 Cherokee?
instructions for how remplace driver side glass window in 92 cherokee?
Where is the radio antenna on a 2004 Honda Accord?
The attena is actually on the rear window. If you look carefully, there are two loops on the top of the window just above the rear defrost lines. They have the same look as the rear defrost...but, its really the antenna
Is the power window regulator the same for a 1998 Jeep Cherokee and a 1998 Cherokee Laredo?
The only differences are between a regular Cherokee and a Grand Cherokee.
True or False Typically window air conditioners utilize automatic defrost?
False
Where is the antenna located on 2003 Chevy Impala?
It is tied in with the rear window defrost grid.
Do the top 4 lines on a c class rear window heat up to defrost the window?
It should unless the lines are cut or damaged.
Rear window will not open on a 1998 Jeep Grand Cherokee Laredo?
If the rear window on your 1998 Jeep Grand Cherokee Laredo will not open, you might have a failed window motor or actuator. You could also have a fuse that is blown or an issue with the window wiring.
Where is the defrost relay on a 240sx?
The window defrost relay is located inside the engine compartment fuse box. The relay utilizes one of the block fuse slots and it is in the middle of the box.
How do you fix a window that will not stay up on a 2002 Jeep Grand Cherokee?
you will have to replace the window regulator.
What is the black switch under the drivers side dash of a 72 vw beetle?
Its for your back window defrost
Where is the VIN on a Suzuki samurai?
It is on the drivers side dash just as you open door its by the window defrost vent:)
Your 1991 Pontiac sunbird LE does not have low beam and speedometer odometer thermometer and back-window-defrost all don't work What is wrong?
its a fuse
How do you troubleshoot a 2004 Toyota rear window defroster The wiper works as does the rear defrost switch but it does not defrost?
Try this simple fix. Put the window down then put it all the way back up. Over time and a few bounces the rear window settles down just a bit and this triggers a safety that prevents the defroster from running with the window down, only it's not down enough for you to notice it.
How do you operate 2008 Chevy Tahoe heated side mirror?
They should turn on when you turn on the rear window defrost.
What does the rr defog fuse control in a 1997 Chevy truck?
The rear window defrost/defog heater grid.
