Smelling gas in the car

Tiny
ELDORADO37
  • MEMBER
  • 2001 CHEVROLET MALIBU
  • 2.6L
  • V6
  • 2WD
  • AUTOMATIC
  • 90,000 MILES
Do not notice so much while moving but stop etc. Get gas fumes/smell when idling.
Sunday, November 4th, 2018 AT 4:26 PM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 108,336 POSTS
Hi and thanks for using 2CarPros. Com.

Most commonly, fuel lines will rust and begin leaking. First inspect under the car (driver's side) for any indication of a fuel leak (wet spot. While running you may see a drip)

Now, after the engine has been running, turn it off and open the hood. There are several things that can leak under the hood. A fuel faulty fuel pressure regulator, fuel injector, fuel supply hose. I attached pictures for you to see the different things to check for leaks. The first picture is where the fuel supply attaches to the fuel rail. This is on the top of the engine. The second picture is the fuel pressure regulator, and the third is a picture of the fuel rail with the injectors still attached to the rail. Check the injectors both on top at the rail and the bottom where they attach to the engine. Both ends have a small rubber o-ring that can fail and leak. Picture 4 is the sending unit that is at the top of the fuel tank. It attaches to the steel lines which send gas to and from the engine.

I do not know where you are located, but if rust is an issue, first check the steel lines as well as the filler tube to the tank. It is steel (where the gas pump goes) and they are known to rust between the fuel inlet and the tank.

Please keep in mind, any fuel leak is dangerous. Check the items I mentioned and let me know what you find.

Take care,
Joe
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Monday, November 5th, 2018 AT 7:54 PM
Tiny
ELDORADO37
  • MEMBER
  • 2 POSTS
Thanks for information and sorry so late in answering, still working on the problem.
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Friday, December 14th, 2018 AT 12:23 PM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 108,336 POSTS
Not a problem. Let me know what you find or if you have other questions. If you are using the vehicle, it needs fixed asap.
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Friday, December 14th, 2018 AT 3:08 PM

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