These fan controls have a problem with burning. If you pull the heater control you will usually see that the plug on the back of the switch will be burned. You will need to replace the switch and the ends on the wires. I just did one about a month ago.
Because You Do How The Hell Will I Know That : )
There are many different kinds of smells that could be coming from the brakes. There could be a burning smell.
The odd smell coming from the kitchen is likely due to something burning or spoiled food.
They go in dirt and leaves that's where the smell is coming from
Coming out of where, when, what color, smell, ect. More information needed.
They can smell them
The unusual smell coming from the heater may be caused by dust or debris burning off the heating elements.
White smoke means there's water or coolant mixing in with your fuel. Could mean a blown head gasket or intake manifold. Have the Blazer towed to a mechanic ASAP! The more you drive it like this, the more expensive the damage will be to repair.
to transfer nerve impulses to the brain
Snakes have internal ears, they can hear animals coming. Snakes have eyes, they can see animals coming. The snakes tong acts as a smell organ and using this they can smell an animal coming.
Dog farts
They Smell them