Delphi HP10259 Fuel Pump Hanger Assembly

Brand Delphi HP10259
Average Current Draw 10
Average Flow Rating 37
Fuel Level Sender Assembly Included Yes
Fuel Type Gas
Gasket Or Seal Included Yes
In Tank or External In Tank
Inlet Type Strainer
Internal Or External Strainer External
Item Grade Standard Replacement
Maximum Pressure 25.0
Outlet Outside Diameter 0.375
Outlet Quantity 3
Outlet Type Hose
Package Contents Fuel Pump Hanger Assembly w/Float Arm, Lock Ring, Seal, Instruction Sheet
Pump Type Electric
Resistance Ohms Empty 1.0
Resistance Ohms Full 90.0
Strainer Included Yes
System Pressure 14 psi
Terminal Gender Female
Terminal Quantity 3
Terminal Type Pin
Voltage 12.0
Fits Chevrolet · 1 vehicle

Standard replacement. OE heritage built into every aftermarket part.

Electric fuel pump. Delivers 37 average flow rating with 25 maximum pressure.

Complete assembly. Includes hanger, float arm, lock ring, seal, and instruction sheet.

Cross-references 25094609, DHP10259 and FG125A for the same application. See all 3.

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Fuel Pump Hanger Assembly for 1990 Caprice

Delphi HP10259 is a standard replacement fuel pump hanger assembly for gas-powered applications that require an in-tank electric pump with integrated fuel level sending. It is built for the 1990 Chevrolet Caprice and includes the hanger assembly, float arm, lock ring, seal, and instruction sheet.

  • Fits 1990 Chevrolet Caprice, N/A
  • 12-volt electric in-tank fuel pump hanger assembly
  • Gas fuel type with a maximum pressure rating of 25.0
  • Includes fuel level sender assembly and float arm
  • External strainer included with gasket or seal included
  • 3-terminal female pin connection
  • Outlet outside diameter: 0.375 in.
  • Average flow rating: 37
  • System pressure: 14 psi

Detailed Product Overview

Delphi HP10259 is engineered as an OE-style fuel pump hanger assembly for the 1990 Chevrolet Caprice, combining the pump mounting hardware, fuel delivery outlet, and sender components in one service part. Delphi draws on long-term OE experience and aftermarket coverage across a wide range of vehicles, which is reflected in the fit, materials, and component layout of this assembly. This part cross-references DHP10259 and FG125A for the same application.

Common Fuel System Issues

  • Hard starting caused by weak or inconsistent fuel delivery
  • Fuel gauge readings that are inaccurate or unstable
  • Poor engine performance from low fuel pressure
  • Fuel pump replacement needs where the hanger assembly is worn or damaged
  • Seal-related fuel tank service issues after pump replacement

Installation Notes and Tips

Before installation, clean the fuel tank thoroughly to reduce the risk of future seal problems. Verify connector style, outlet routing, and sender configuration before assembly. This HP10259 uses an in-tank electric pump design with a hose outlet and female pin terminals, so matching the original electrical and fuel line connections is important for proper operation.

Quality Assurance

Delphi builds aftermarket parts using OE heritage and application knowledge developed through decades of supplying major automakers. HP10259 is a standard replacement fuel pump hanger assembly designed to meet the needs of the listed 1990 Chevrolet Caprice application.

This part fits 1 vehicle
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
1990ChevroletCapriceBaseN/AClean fuel tank before installing fuel pump to prevent future seal problems.
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
25094609DHP10259FG125A