whistling noise

1991 FORD MUSTANG
170,000 MILES • 4 CYL • 2WD • AUTOMATIC
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JETFAN5
  • MEMBER
  • 1 POST
1991 mustang makes a whistling niose near gas tank when running
Feb 18, 2011 at 4:36 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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JACOBANDNICKOLAS
  • CAR REPAIR CONTRIBUTOR
  • 110,190 POSTS
Chances are you hear the fuel pump. Remove the fuel cap to see if it stops. If it does, the cap may be bad. If it doesn't stop, listen to the filler tube to see if there is noise coming from inside. If so, it is most likely the fuel pump.
Mar 1, 2011 at 4:58 PM
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