Gurgling noise in gas tank

68,000 MILES • 6 CYL • 2WD • AUTOMATIC
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SEOLA SHEPPARD
  • MEMBER
  • 1 POST
Check engine light is on. When I removed the gas cap I heard a gurgling noise.
Dec 29, 2019 at 3:45 AM
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TOUGHDIVER
  • ✓Experienced Mechanic
  • 226 POSTS
Hi,

With the check engine lamp on you may have an emissions problem, You need to have it scanned and address this problem, It may or may not be related to your fuel gurgling noise when you remove the fuel cap, Your fuel evaporation system may not be functioning correctly causing the noise when removing the gas cap. (If you are removing the gas cap while the vehicle is running this may be normal).
The primary fuel tank module also contains a primary jet pump and a secondary jet pump. Fuel pump flow loss, caused by vapor expulsion in the pump inlet chamber, is diverted to the primary jet pump and the secondary jet pump through a restrictive orifice located on the pump cover. The primary jet pump fills the reservoir of the primary fuel tank module. The secondary jet pump creates a venturi action which causes the fuel to be drawn from the secondary side of the fuel tank, through the fuel transfer pipe, to the primary side of the fuel tank.
When you address the check engine lamp and need more information to correct this problem please contact us.

Thank you,

Joe Terwilliger


Dec 29, 2019 at 5:14 AM
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