propane

Heres one for ya. Working in my yard yesterday , I have a big yard. I was upon .
one end of it by the highway, when I smelled this heavy propane smell. I thought it may be a propane car or truck
. my wife came up to me and said "my car
Smells like propane. Its a ford Edge. The
Smell was over whelming . I told her to take it to the Ford dealer . They checked it all out and found nothing and the car doesn't leak also has the smell of raw
rubber, none of the sensors are flashing
Anyone ever have this?