Dorman 692-125 Fuel Tank Sending Unit

Fuel Tank Sending Unit for GM HD Trucks

Dorman 692-125 is a fuel tank sending unit built to match the fit and function of the original unit on specified applications. It is made from quality materials for dependable fuel level signal performance and long-term durability in service.

• Direct replacement fuel tank sending unit for select GM heavy-duty trucks
• Designed for the main tank on 1990-1996 Chevrolet C3500, Chevrolet K3500, GMC C3500, and GMC K3500 applications
• Includes wiring harness and gasket or seal
• Bullet terminals with 2 terminals and flat male plug/connector type
• Fuel pump not included
• Cross-references Delphi HP10025 for the same application

Application Details

Compatible with 1990-1995 Chevrolet C3500, main tank; except 31 gallon tank; with 4 outlets; with harness code VFN, VPB, VRE, VRP, VSE. Compatible with 1990-1995 Chevrolet K3500, main tank; except 31 gallon tank; with 4 outlets; with harness code VFN, VPB, VRE, VRP, VSE. Compatible with 1990-1995 GMC C3500, main tank; except 31 gallon tank; with 4 outlets; with harness code VFN, VPB, VRE, VRP, VSE. Compatible with 1990-1995 GMC K3500, main tank; except 31 gallon tank; with 4 outlets; with harness code VFN, VPB, VRE, VRP, VSE. Compatible with 1996 Chevrolet C3500, main tank; except 31 gallon tank; with 4 outlets; with harness code VFN, VPB, VRE, VRP, VSE. Compatible with 1996 Chevrolet K3500, main tank; except 31 gallon tank; with 4 outlets; with harness code VFN, VPB, VRE, VRP, VSE. Compatible with 1996 GMC C3500, main tank; except 31 gallon tank; with 4 outlets; with harness code VFN, VPB, VRE, VRP, VSE. Compatible with 1996 GMC K3500, main tank; except 31 gallon tank; with 4 outlets; with harness code VFN, VPB, VRE, VRP, VSE.

What This Part Helps Address

• Inaccurate fuel gauge readings
• Intermittent or erratic fuel level signal
• Worn sender contacts in the tank assembly
• Electrical connection issues at the tank harness interface
• Fuel tank service needs on GM C3500 and K3500 trucks

Installation Notes and Tips

Verify tank configuration, harness code, and outlet count before installation. This unit uses bullet terminals and a flat male connector, so confirm the vehicle harness matches the supplied connector style. The fuel pump is not included, and the gasket or seal is included for the sender installation.

Quality Assurance

Dorman engineers this sending unit to match original fit and function on listed applications, using quality materials for reliable operation and durability. Dorman 692-125 is built as a direct replacement for select Chevrolet and GMC C3500 and K3500 trucks.