Diesel Fuel System Service & Repair

  • ✔  Fuel Injector Testing & Replacement
  • ✔  High-Pressure Pump Service
  • ✔  Fuel System Cleaning
  • ✔  Fuel Line & Filter Replacement and more

Your diesel engine’s fuel system is the heart of its performance. At G & J Diesel, we provide expert fuel system diagnostics, cleaning, and repair to ensure your truck or equipment delivers the power, efficiency, and reliability you depend on.

From high-pressure common rail systems to traditional injection pumps, our team has the tools, training, and experience to keep your fuel system operating at peak performance.

Why Choose G & J Diesel for Fuel System Service?

Specialized Diesel Expertise – We work with all major fuel system types and brands, including Bosch, Delphi, Denso, and Stanadyne.

Advanced Testing Equipment – Our state-of-the-art tools allow us to pinpoint problems quickly and accurately.

OEM & High-Quality Parts – We use only manufacturer-approved or premium aftermarket components.

Complete Service Solutions – From cleaning injectors to replacing high-pressure pumps, we do it all in-house.

Signs Your Fuel System Needs Attention:

Hard starting or extended cranking

Loss of power or acceleration

Excessive smoke from exhaust

Poor fuel economy

Rough idle or misfires

Fuel odor or visible leaks

Our Process:

  1. Initial Inspection – Discuss symptoms and review maintenance history.

  2. Precision Diagnostics – Use specialized tools to test fuel pressure, flow, and injector performance.

  3. Targeted Repairs – Replace or service only what’s necessary, saving you time and money.

  4. Performance Testing – Verify the repair with post-service testing.