Change the filter and clean the coil. If it smells like a dead animal clean your duct work.
I didn't know an entire state could smell bad.
if the smell is coming from the engine compartment it could be the batteries going bad.
A bad smell coming from the heater in a vehicle can indicate a bad heater core. One way to check this out is to see if the smell is worse when you sit in the passenger seat. If it is, there is a good chance the heater core is bad.
The water may smell bad coming from the faucet due to the presence of certain minerals, bacteria, or chemicals in the water supply. These substances can cause an unpleasant odor in the water.
bad heater core bad heater core
Yes it can. If the fan is not coming on you could have a bad fan motor, a bad capacitor, a loose wire at the contactor, or a loose wire at the capacitor.
the heater core is going out
The bad smell coming from your bathroom sink could be caused by a buildup of bacteria, mold, or debris in the drain or pipes. This can lead to a foul odor emanating from the sink. Regular cleaning and maintenance of the sink and pipes can help eliminate the smell.
most of the time you will smell a rotten egg smell if its bad, or if you hear a rattling noise coming from your exhaust
Have the cabin air filter changed.
Perhaps a dead mouse.
Ask your doctor to change the cast.