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Dorman 692-257 Fuel Tank Sending Unit
| Brand | Dorman 692-257 |
|---|---|
| Length | 195 |
| Wire Colors | Black |
| Wire Colors | Blue |
| Wire Colors | Gray |
| Wire Colors | Purple |
| Wire Colors | Red |
| Wiring Harness Length | 700 |
| Wire Gauge Measurement | 16 |
| Wire Gauge Measurement | 20 |
| Connector Color | Black |
| Inlet Attachment Type | Hose barb |
| Outlet Attachment Type | Hose barb |
| Outside Diameter | 91 |
| Terminal Type | Pin |
| Wire Quantity | 8 |
| Connector Quantity | 1 |
| Connector Shape | Oval |
| Terminal Quantity | 3 |
| Tank Seal Outside Diameter | 92 |
| Lock Ring Included | Yes |
| Connector Gender | Female |
| Wiring Harness Included | Yes |
| Strainer Included | Yes |
| Inlet Diameter | 5.5 |
| Inlet Diameter | 6.5 |
| Vent Quantity | 0 |
| Inlet Quantity | 2 |
| Outlet Quantity | 1 |
| Outlet Diameter | 4.5 |
| Adjustable Float Level | Yes |
| Fits | Buick, Oldsmobile, and Pontiac · 5 vehicles |
Direct-fit replacement. Matches original fit and function for specified fuel tank applications.
Adjustable float level. Helps maintain accurate fuel level signal output across the tank range.
Complete service components. Includes a lock ring, gasket, wiring harness, and strainer for the job.
Cross-references Spectra Premium FG156A and 6472765 for the same application. See all 2.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Fuel level sending unit replacement
This Dorman fuel tank sending unit matches the fit and function of the original unit on specified applications. It is built from quality materials for dependable fuel level reporting and long-term service. Part number 692-257 is a direct-fit replacement for select Buick, Oldsmobile, and Pontiac applications.
Key features
- Direct-fit fuel tank sending unit for specified applications
- Adjustable float level for accurate fuel level measurement
- Includes a lock ring, gasket, wiring harness, and strainer
- Female oval connector with pin terminals for the electrical connection
- Hose barb inlet and outlet connections for fuel system integration
- Fuel level range is 0 ohms empty to 90 ohms full
Detailed description
Dorman 692-257 is engineered as a replacement fuel tank sending unit for vehicles that need accurate fuel level signal transfer from the tank to the gauge system. The unit uses an adjustable float level, a female oval connector, and a multi-wire harness to support proper electrical communication. Its hose barb inlet and outlet design, along with the included gasket and lock ring, helps restore the original tank interface on compatible Buick Regal, Oldsmobile Cutlass Salon, and Pontiac Bonneville applications. Part number 692-257 is also cross-referenced to Spectra Premium FG156A for the same application.
What it is used for
- Inaccurate fuel gauge readings
- Fuel level signal loss from a worn sender
- Electrical connection issues at the tank module
- Fuel tank service where the sender seal has deteriorated
- Restoring proper fuel level feedback after sender wear
Installation notes and tips
Verify tank dimensions, connector style, and resistance range before installation. Confirm the hose barb connections, terminal layout, and included seal components match the original setup. Fits 1986-1987 Buick Regal, N/A; Fits 1986-1987 Oldsmobile Cutlass Salon, N/A; Fits 1986 Pontiac Bonneville, N/A.
Quality assurance
Built by Dorman to match original fit and function on specified applications. Part number 692-257 is manufactured for reliable performance and durability.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 1987 | Buick | Regal | 3.8L | V6 | — |
| 1987 | Oldsmobile | Cutlass Salon | 3.8L | V6 | — |
| 1986 | Buick | Regal | 3.8L | V6 | — |
| 1986 | Oldsmobile | Cutlass Salon | 3.8L | V6 | — |
| 1986 | Pontiac | Bonneville | 3.8L | V6 | — |
| No rows match your filter. | |||||