Originally Posted by 84MB500SEL

I think I've fixed the problem! Turns out that the evap/vent tube that runs from the top of the tank to a drain line under the car was disconnected at the hose connection directly beneath the tank. The 26 year old hose was dryrotted to the point that all the gas coming down the evap tube when my tank was full just dripped onto the trunk floor beneath the tank. However, I've gotten a new fuel hose and reconnected it to the tube and so far, no more gas smell! Hopefully, this has resolved the gas smell stigma that has been associated with my car since I first got it!