Dorman 502-550 Diesel Fuel Injector Pump
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$1,383.41
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
This diesel fuel injection pump has been thoroughly remanufactured using an exclusive process to ensure optimum quality and reliability. Critical components are replaced and clearances are verified after cleaning, reassembly and testing.
- Ideal replacement - this remanufactured common rail fuel injection pump restores lost performance from a worn original equipment injection pump
- Thoroughly remanufactured - this fuel injector pump has been completely disassembled, cleaned, inspected, reassembled with new internal components and tested to be leak-free
- Cost-effective solution - offers original equipment quality at competitive price
- Quality tested - this part has undergone calibration to application-specific requirement and tested to ensure performance
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2002 | Chevrolet | C3500HD | V8 395 6.5L | ||
| 2002 | Chevrolet | Express 2500 | V8 395 6.5L | ||
| 2002 | Chevrolet | Express 3500 | V8 395 6.5L | ||
| 2002 | GMC | C3500HD | V8 395 6.5L | ||
| 2002 | GMC | Savana 2500 | V8 395 6.5L | ||
| 2002 | GMC | Savana 3500 | V8 395 6.5L | ||
| 2001 | Chevrolet | C3500HD | V8 395 6.5L | ||
| 2001 | Chevrolet | Express 2500 | V8 395 6.5L | ||
| 2001 | Chevrolet | Express 3500 | V8 395 6.5L | ||
| 2001 | GMC | C3500HD | V8 395 6.5L | ||
| 2001 | GMC | Savana 2500 | V8 395 6.5L | ||
| 2001 | GMC | Savana 3500 | V8 395 6.5L | ||
| 2000 | Chevrolet | C2500 | V8 395 6.5L | ||
| 2000 | Chevrolet | C3500 | V8 395 6.5L | ||
| 2000 | Chevrolet | C3500HD | V8 395 6.5L | ||
| 2000 | Chevrolet | Express 2500 | V8 395 6.5L | ||
| 2000 | Chevrolet | Express 3500 | V8 395 6.5L | ||
| 2000 | Chevrolet | K2500 | V8 395 6.5L | ||
| 2000 | Chevrolet | K3500 | V8 395 6.5L | ||
| 2000 | GMC | C2500 | V8 395 6.5L | ||
| 2000 | GMC | C3500 | V8 395 6.5L | ||
| 2000 | GMC | C3500HD | V8 395 6.5L | ||
| 2000 | GMC | K2500 | V8 395 6.5L | ||
| 2000 | GMC | K3500 | V8 395 6.5L | ||
| 2000 | GMC | Savana 2500 | V8 395 6.5L | ||
| 2000 | GMC | Savana 3500 | V8 395 6.5L | ||
| 1999 | Chevrolet | C1500 Suburban | V8 395 6.5L | ||
| 1999 | Chevrolet | C2500 | V8 395 6.5L | ||
| 1999 | Chevrolet | C2500 Suburban | V8 395 6.5L | ||
| 1999 | Chevrolet | C3500 | V8 395 6.5L | ||
| 1999 | Chevrolet | C3500HD | V8 395 6.5L | ||
| 1999 | Chevrolet | Express 2500 | V8 395 6.5L | ||
| 1999 | Chevrolet | Express 3500 | V8 395 6.5L | ||
| 1999 | Chevrolet | K1500 Suburban | V8 395 6.5L | ||
| 1999 | Chevrolet | K2500 | V8 395 6.5L | ||
| 1999 | Chevrolet | K2500 Suburban | V8 395 6.5L | ||
| 1999 | Chevrolet | K3500 | V8 395 6.5L | ||
| 1999 | Chevrolet | P30 | V8 395 6.5L | ||
| 1999 | Chevrolet | Tahoe | V8 395 6.5L | ||
| 1999 | GMC | C1500 Suburban | V8 395 6.5L | ||
| 1999 | GMC | C2500 | V8 395 6.5L | ||
| 1999 | GMC | C2500 Suburban | V8 395 6.5L | ||
| 1999 | GMC | C3500 | V8 395 6.5L | ||
| 1999 | GMC | C3500HD | V8 395 6.5L | ||
| 1999 | GMC | K1500 Suburban | V8 395 6.5L | ||
| 1999 | GMC | K2500 | V8 395 6.5L | ||
| 1999 | GMC | K2500 Suburban | V8 395 6.5L | ||
| 1999 | GMC | K3500 | V8 395 6.5L | ||
| 1999 | GMC | P3500 | V8 395 6.5L | ||
| 1999 | GMC | Savana 2500 | V8 395 6.5L |
Product Specifications
| Connector Gender: | Female |
|---|---|
| Connector Quantity: | 1 |
| Gasket Or Seal Included: | No |
| Mounting Hardware Included: | No |
| Package Contents: | 1 Pump |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Port Quantity: | 6 |
| Pump Type: | Mechanical |
| Selling Package Quantity UOM: | Piece |
| Terminal Gender: | Male |
| Terminal Quantity: | 8 |
| Terminal Type: | Pin |
| Wiring Harness Included: | No |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 12561307 | GENERAL MOTORS |
| 17800077 | GENERAL MOTORS |
| 19209059 | GENERAL MOTORS |