Part #: 732-503

GBR 732-503 Fuel Injector

Reman Diesel Fuel Injector
20 vehicles fit this part
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Reman Diesel Fuel Injector
Fitment: Chevrolet and GMC, Express 2500, Express 3500, Silverado 2500 HD Classic, Silverado 3500 Classic, Savana 2500, Savana 3500, Sierra 2500 HD Classic, Sierra 3500 Classic, Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, and Sierra 3500
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Overview of GBR Reman Diesel Fuel Injector 732-503

The GBR Reman Diesel Fuel Injector 732-503 is designed for reliable fuel delivery in select Chevrolet and GMC heavy-duty trucks and vans. This remanufactured injector supports optimal engine performance and fuel efficiency in diesel-powered vehicles.

  • Remanufactured diesel fuel injector for precise fuel delivery
  • Compatible with Chevrolet Silverado 2500 HD, 3500, and GMC Sierra 2500 HD, 3500 models
  • Fits Chevrolet Express 2500, 3500 and GMC Savana 2500, 3500 vans
  • Part number 732-503 ensures correct fit and function
  • Designed for diesel engines requiring reliable injection system components

About the Reman Diesel Fuel Injector Product Line

The Reman Diesel Fuel Injector line by GBR focuses on providing remanufactured fuel injectors that meet OEM specifications for diesel engines. These injectors undergo a thorough remanufacturing process to restore performance and durability, making them suitable replacements for original parts in Chevrolet and GMC diesel trucks and vans. The 732-503 injector is part of this line, offering a cost-effective solution without compromising on quality.

Detailed Product Description

The GBR Reman Diesel Fuel Injector 732-503 is engineered to deliver precise amounts of fuel into the combustion chamber, ensuring efficient combustion and engine operation. This injector is compatible with a range of Chevrolet and GMC models, including Silverado 2500 HD Classic, Sierra 3500 Classic, Express 2500, and Savana 3500. Its remanufactured status means it has been disassembled, cleaned, and tested to meet strict performance standards, providing a reliable replacement for worn or faulty injectors in diesel fuel injection systems.

Common Applications and Issues Addressed

  • Restores proper fuel atomization and spray pattern
  • Resolves rough idling and engine misfires in diesel trucks
  • Improves fuel efficiency and reduces emissions
  • Eliminates hard starting problems related to injector failure
  • Addresses loss of power or poor acceleration in Chevrolet and GMC diesel vehicles

Installation Notes and Tips

When installing the GBR Reman Diesel Fuel Injector 732-503, ensure the engine is cool and the fuel system is depressurized. Use proper tools to avoid damage to the injector or fuel lines. It is recommended to replace injectors in sets when multiple units show wear. Verify compatibility with your specific Chevrolet or GMC model year and engine type before installation. Follow manufacturer torque specifications and perform a fuel system bleed after installation to remove air.

Quality Assurance and Warranty

GBR remanufactured fuel injectors undergo rigorous testing to meet OEM standards for performance and durability. Each injector is inspected for flow rate, spray pattern, and leakage to ensure reliable operation. While specific warranty details are not provided here, GBR typically offers limited warranties on remanufactured parts to cover defects in materials and workmanship. Consult product documentation or supplier for exact warranty terms.

This part fits 20 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007ChevroletExpress 25006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2007ChevroletExpress 35006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2007ChevroletSilverado 2500 HD Classic6.6LV8N/ALBZ engine, VIN D - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2007ChevroletSilverado 3500 Classic6.6LV8N/ALBZ engine, VIN D - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2007GMCSavana 25006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2007GMCSavana 35006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2007GMCSierra 2500 HD Classic6.6LV8N/ALBZ engine, VIN D - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2007GMCSierra 3500 Classic6.6LV8N/ALBZ engine, VIN D - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006ChevroletExpress 25006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006ChevroletExpress 35006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006ChevroletSilverado 2500 HD6.6LV8N/ALBZ engine, VIN D - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006ChevroletSilverado 2500 HD6.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006ChevroletSilverado 35006.6LV8N/ALBZ engine, VIN D - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006ChevroletSilverado 35006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006GMCSavana 25006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006GMCSavana 35006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006GMCSierra 2500 HD6.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006GMCSierra 2500 HD6.6LV8N/ALBZ engine, VIN D - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006GMCSierra 35006.6LV8N/ALBZ engine, VIN D - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector
2006GMCSierra 35006.6LV8N/ALLY engine, VIN 2 - Always replace fuel filter when injector is replaced. See Technical Bulletin TB-0112-E.; Reman Diesel Fuel Injector

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.