On top of the engine block. You'll need to remove that engine cover inside the van to get at it. It's in the big round cleaner assembly.
A 1999 Dodge Caravan does not have a cabin filter.
No.
It does not have a cabin air filter.It does not have a cabin air filter.
Doesn't have one.
Doesn't have one.
It doesn't have one.
It was not built with one.
It doesn't have one.
Plugged air/fuel filter? Plugged catalytic converter?
Under the hood in the relay box next to the air filter.
The 2001 Dodge Intrepid does not have a cabin air filter.
A 2004 Dodge Durango does not have a cabin air filter.