What is source of gasoline smell outside car, only with engine off 2-3 hrs.? on 2004 Saab 9-5

the smell is intermittent and sometimes after non-use overnight; no codes on it and nothing showed up on system pressure test; sometimes no smell for weeks then starts again; gas cap ok; worse in hot weather; full or low gas tank no difference bad exhaust/catalytic converter?

by in Rockville, MD on June 21, 2013
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0 answers