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1982-97 Mustang Fuel Filler Neck Grommet Installation Instructions

Created by Tyler Rodriquez
Last Updated 5/17/2021

Mustang fuel filler neck grommets tend to deteriorate and leak over the years, leaving you with leaking fuel or a strong gas odor. Late Model Restoration's step by step replacement guide will get your Mustang's fuel system restored back to new!

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How To Install Mustang Fuel Filler Neck Grommet (82-97)

Customer Submitted Install By Harvey Davis

The fuel filler neck grommet is found on the outside of your gas tank on the same side as your fuel door. It hold the filler tube in place and over the years, can deteriorate and leak fuel. This guide will walk you through the removal and installation of a new grommet.


Tools Needed:

  • 3/8 Ratchet
  • Long 3/8 Drive Extension
  • T15 Torx Bit
  • Small Amount Of Motor Oil
  • Jack Stands
  • Floor Jack
  • Clean Rags

Installation Instructions:

  1. Disconnect Battery
  2. Raise Car, Support With Jack Stands
  3. Clean Filler Tube & Area Around Filler Tube Gasket
  4. Remove Right Rear Wheel
  5. Remove 8mm Bolt Holding Filler Tube In Place
    6. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  6. Remove 4 8mm Bolts Holding Upper End Of Fuel Tube To Fuel Door Cavity
    7. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  7. Remove 2 T15 Screws And Set Fuel Door Aside
    8. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  8. Remove 2 T15 Screws With Rubber Stops
    9. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  9. Remove 3 8mm Screws Inside Fuel Door Cavity
    10. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  10. Inside Trunk, Remove Passenger Side Trunk Liner
  11. Separate Rubber Vent Tube From Plastic Housing
    12. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  12. Wiggle Plastic Housing Away From Filler Tube
    13. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  13. Work Fuel Filler Tube Out Of Fuel Tank & Carefully Remove Rubber Gasket From Fuel Tank
    14. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  14. Rub A Little Motor Oil On New Gasket To Ease Installation
    15. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  15. Place New Gasket On Fuel Tank & Rub A Little Oil On The Inner Part Of Gasket To Ease Installation Of Filler Tube
    16. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
  16. Installation Is Reverse Or Removal
    17. How To Install 1982-1997 Mustang Fuel Filler Neck Grommet - How To Install 1982-1997 Mustang Fuel Filler Neck Grommet
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