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1998 Ford Ranger, what would cause the cab to blow hot air all the time. Feels like the heater is on. Also, the air bag warnig light keeps coming on. not sure if this is related or not?

Check to see if the air

Check to see if the air conditioning compressor is clicking on when the A/c is turned on inside. If not, the a/c system is likely low on freon and needs to be recharged.

Have a shop to scan the computer for the air bag codes. This will give you an idea as to what to check in order to get the air bag light ot go off. Post the code here and we'll try to lead you throught the diagnostic process.

Thanks, but do you think the

Thanks, but do you think the A/C is is the problem, even when everything is turned off, I pulled the fuse from the blower and hot air continues to blow into the cab?

sounds like a stuck blend

sounds like a stuck blend door.
after you pulled fuse for blower motor still ran?

No, the heat is constant,

No, the heat is constant, however it only blows when driving.

ya, that's what i

ya, that's what i thought.
try sliding the blend lever"hot/cold"on control, while watchiing witch cable is moving under dash, then reomve the cable from that dood lever and move it by hand, see if you can feel the door moving.

The heat you're feeling (IS

The heat you're feeling (IS NOT) from the heater. It's coming from the (ENGINE), via the (VENTS). You have a (BLEND DOOR ISSUE) to resolve.

These doors sometimes break

These doors sometimes break off from the bottom. you'll have to remove the heater "box" in order to replace it.

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