What might cause a gas smell?

Answer

Here are a few causes of fuel odor, regardless of the year or make of the car or truck:

  • leak in fuel feed or vent line.
  • tank overfilled!
  • Evaporative emissions system canister clogged.
  • vapor leaks from system lines.

Answer

fuel presure regulator, if this does not operate correctly it dumps too much gas into your engine!!

http://www.autozone.com/servlet/UiBroker?UseCase=S001&UserAction=viewSimpleDiagInfo&Parameters=info

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First answer by Airframe707. Last edit by Timbo6108. Contributor trust: 498 [recommend contributor]. Question popularity: 47 [recommend question]


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