GMB 500-2031 Fuel Pump Tank Seal

Fuel Pump Tank Seal for Nissan Applications

The GMB 500-2031 fuel pump tank seal is a direct-fit sealing component for select Nissan fuel system applications. Manufactured to meet or exceed OEM specifications, it helps maintain a secure seal at the fuel pump tank interface for reliable service on Nissan Frontier, Altima, Pathfinder, Maxima, Sentra, 200SX, Pickup, 300ZX, D21, and Pulsar NX models.

• Fuel pump tank seal for air and fuel delivery service
• Built to meet or exceed OEM specifications
• Direct replacement for select Nissan fuel system applications
• Cross-references Airtex TS8027 and Bosch 68203 for the same application
• Part number: GMB 500-2031

Detailed Product Overview

This fuel pump tank seal is used at the tank-mounted fuel pump connection to help maintain a proper seal between components. The GMB 500-2031 is a practical replacement choice for Nissan fuel system repairs where the original seal has aged, hardened, or no longer seals correctly. It is compatible with a wide range of Nissan vehicles, including 1998-2004 Nissan Frontier, 1993-2001 Nissan Altima, 1987-2000 Nissan Pathfinder, 1989-1999 Nissan Maxima, and 1988-1999 Nissan Sentra. The same part number also applies to 1995-1998 Nissan 200SX, 1995-1997 Nissan Pickup, 1990-1996 Nissan 300ZX, 1993-1994 Nissan D21, and 1987-1990 Nissan Pulsar NX.

Common Issues This Seal May Address

• Fuel odor around the tank or pump mounting area
• Seepage at the fuel pump-to-tank sealing surface
• Hardening or deterioration of the original tank seal
• Poor sealing after fuel pump service on Nissan Frontier or Altima models
• Leak concerns during fuel system maintenance on Pathfinder, Maxima, or Sentra applications

Installation Notes and Tips

Inspect the tank flange, pump mounting surface, and surrounding components before installation. Clean all sealing surfaces thoroughly and verify the replacement seal matches the original application before reassembly. For best results, follow the vehicle service procedure for the specific Nissan model and year.

Quality Assurance

GMB manufactures this seal to meet or exceed OEM specifications for fit and sealing performance. Part number 500-2031 also cross-references Carter PTS2043, Delphi FA10007, and Spectra Premium LO19 for the same application.