Dorman 692-124 Fuel Tank Sending Unit

Fuel Tank Sending Unit for Classic GM Applications

This Dorman fuel tank sending unit is built to match the fit and function of the original unit on specified applications. It is a direct replacement for classic GM fuel level sender service, with OE-style electrical output and durable construction for dependable fuel gauge operation.

Compatible With 1971-1972 Buick LeSabre, Buick Riviera, Chevrolet Bel Air, Chevrolet Caprice, Chevrolet Impala, Oldsmobile Delta 88, Oldsmobile Toronado, Pontiac Bonneville, and Pontiac Catalina with fuel return.

Key Features

• OE-style fuel tank sending unit for specified 1971-1972 GM full-size and personal luxury models
• Pin terminal with stud-style connector for the original electrical interface
• 1-terminal design for straightforward sender connection
• Ohm range: 0 ohms empty and 95 ohms full
• Fuel pump not included
• Wiring harness not included
• Gasket or seal not included
• Cross-references Spectra Premium FG106A and OE numbers 19179535, 25027657

Detailed Description

Dorman 692-124 is a fuel tank sending unit engineered for specified 1971-1972 Buick, Chevrolet, Oldsmobile, and Pontiac applications with fuel return. It is designed to restore accurate fuel level reporting by matching the original unit’s fit and electrical function, making it a practical replacement for a worn or inaccurate sender in classic GM fuel systems. The sender uses a pin terminal, one-terminal layout, and a stud-type connector, with an output range of 0 ohms empty and 95 ohms full. This part number, 692-124, is a direct-fit service part for vehicles such as the Chevrolet Impala, Buick Riviera, and Pontiac Catalina in the listed applications.

Common Problems It Can Help Solve

• Inaccurate or erratic fuel gauge readings
• Fuel gauge stuck on empty or full
• Intermittent sender signal from a worn internal resistor
• Restoration of fuel level reporting after sender corrosion or wear
• Replacement for a damaged original fuel tank sending unit

Installation Notes and Tips

Verify the vehicle uses the listed fuel return configuration before ordering. Compare the original connector style, terminal count, and ohm range to the replacement sender before installation. Because the gasket or seal is not included, inspect the tank sealing surface and replace any worn sealing components as needed during service. Confirm the sender orientation and float travel match the original unit before final assembly.

Quality Assurance

Dorman designs this sender to match original fit and function on the specified applications and manufactures it from quality materials for reliable performance and durability. Part number 692-124 is built as an OE-style replacement for classic GM fuel tank service.