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Bosch 67421 Fuel Pump Module Assembly
| Brand | Bosch 67421 |
|---|---|
| Electric Or Mechanical | Electric |
| Gaskets Included (Fuel Pump) | Yes |
| In Tank Or External | Internal |
| Inlet Count | 1 |
| Mounting Hardware Included | No |
| Negative Ground | No |
| New Or Remanufactured | New |
| Outlet Quantity | 1 |
| Package Contents | 1 Module Assembly |
| Prefiltro usado con bomba | Yes |
| Pump Only Or Module | Module |
| Product line | Fuel Pump Module Assembly (New) |
| Fits | Chevrolet and GMC · 10 vehicles |
OE-quality standards. Built and tested to the same rigorous standards as original equipment fuel pumps.
New module assembly. Complete fuel pump module assembly for a straightforward replacement.
Electric internal design. Uses an electric pump configured for internal tank installation.
Cross-references 19331249 for the same application. See all 1.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Bosch Fuel Pump Module Assembly for S10 and Sonoma
Bosch Fuel Pump Module Assembly 67421 is a new electric in-tank fuel delivery module built for 2002-2003 Chevrolet S10 and 2002-2003 GMC Sonoma applications. It uses Bosch manufacturing and testing standards aligned with original equipment quality control to support reliable fuel delivery and long service life.
Key Features
- Brand: Bosch Fuel Pump Module Assembly (New)
- Part number: 67421
- Electric, internal fuel pump module design
- Includes gasket(s) for installation
- 1 inlet and 1 outlet configuration
- New module assembly, not remanufactured
- Fuel pump module with pre-filter used with pump
- Fits 2002-2003 Chevrolet S10 and 2002-2003 GMC Sonoma
Product Details
Bosch 67421 is a fuel pump module assembly for vehicles that require an internal, electric tank-mounted unit. The module is built as a complete assembly rather than a pump-only service part, making it a direct replacement choice for fuel system repairs on Chevrolet S10 and GMC Sonoma models from 2002 and 2003. Bosch manufactures these fuel pumps using the same production and quality standards applied to its original equipment fuel pumps, helping maintain consistent fuel delivery performance.
The Bosch Fuel Pump Module Assembly line focuses on dependable replacement parts for air and fuel delivery systems. For buyers searching for a 2002-2003 Chevrolet S10 fuel pump module assembly or a 2002-2003 GMC Sonoma fuel pump module assembly, part number 67421 provides a fitment-specific option with the correct module format and included gasket(s).
This part cross-references 19331249 for the same application.
Common Problems This Part Can Address
- Hard starting caused by weak or inconsistent fuel delivery
- Engine stalling from a failing in-tank fuel pump module
- Loss of fuel pressure during acceleration or load changes
- Fuel delivery issues related to worn internal pump components
- Service replacement for a damaged or leaking module assembly
Installation Notes and Tips
Confirm vehicle year and model before ordering Bosch 67421. This module is designed for internal tank installation and uses a gasket for sealing; inspect the tank opening, electrical connector, and fuel lines during service. Because mounting hardware is not included, reuse or source the required hardware as needed for the repair. Always follow factory service procedures for fuel system depressurization and leak checks after installation.
Quality Assurance
Bosch builds this fuel pump module assembly to the same rigorous standards used for its original equipment fuel pumps, with production and testing intended to support dependable operation and extended service life. Part number 67421 is a new replacement module for 2002-2003 Chevrolet S10 and GMC Sonoma fuel system service.
| Year | Make | Model | Body Type | Liters | Cylinders | Wheel Base | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2003 | Chevrolet | S10 | Standard Cab Pickup | 4.3L | V6 | — | N/A | Fuel Pump Module Assembly (New) |
| 2003 | Chevrolet | S10 | Extended Cab Pickup | 4.3L | V6 | — | N/A | Fuel Pump Module Assembly (New) |
| 2003 | GMC | Sonoma | Extended Cab Pickup | 4.3L | V6 | — | N/A | Fuel Pump Module Assembly (New) |
| 2003 | GMC | Sonoma | Standard Cab Pickup | 4.3L | V6 | — | N/A | Fuel Pump Module Assembly (New) |
| 2002 | Chevrolet | S10 | Standard Cab Pickup | 4.3L | V6 | 122.9" | N/A | Fuel Pump Module Assembly (New) |
| 2002 | Chevrolet | S10 | Standard Cab Pickup | 4.3L | V6 | 108.3" | N/A | Fuel Pump Module Assembly (New) |
| 2002 | Chevrolet | S10 | Extended Cab Pickup | 4.3L | V6 | — | N/A | Fuel Pump Module Assembly (New) |
| 2002 | GMC | Sonoma | Standard Cab Pickup | 4.3L | V6 | 108.3" | N/A | Fuel Pump Module Assembly (New) |
| 2002 | GMC | Sonoma | Standard Cab Pickup | 4.3L | V6 | 122.9" | N/A | Fuel Pump Module Assembly (New) |
| 2002 | GMC | Sonoma | Extended Cab Pickup | 4.3L | V6 | — | N/A | Fuel Pump Module Assembly (New) |
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