Diesel Engine Repair & Rebuilds

Diesel Engine Repair & Rebuilds

Diesel diagnostics, repair, rebuild work, and performance-minded solutions built around the truck. 

Find the Cause, Not Just the Symptom

A diesel engine is a system. Fuel delivery, airflow, boost, electronics, cooling, and internal engine condition all affect the way the truck runs. That is why proper diagnosis matters before a major repair is recommended. 

We work through the complaint, inspect the related systems, and look for the reason the problem showed up in the first place. Sometimes the answer is a targeted repair. Other times the engine needs deeper work. Either way, the decision should be based on what the truck is telling us – not a guess. 

• Diesel engine diagnostics
• Targeted engine repairs
• Full engine rebuild work when needed
• Reliability and airflow upgrades

Repair or Rebuild - Make the Decision That Fits the Truck

Not every diesel problem calls for a rebuild. Mileage, internal condition, the failure itself, how the truck is used, and the owner’s long-term plans all matter. We explain whether a focused repair or a rebuild makes more sense and what should be addressed while the engine is apart. 

Recent 6.7L Power Stroke Shop Project

A 2012 Ford F-350 with the 6.7L Power Stroke recently came into the shop for reliability, airflow, and performance work. Rather than throwing parts at the truck, the upgrades were chosen around known weak points and how the owner expected the truck to work. 

• CP4 fuel-system disaster-prevention kit
• Upgraded charge-air-cooler pipes, boots, and clamps
• Fresh S & B body-mount bolts and bushings
• S&B cold-air intake with additional performance upgrades

The result was a stronger, better-breathing truck built around the same priority we bring to every diesel job: reliability first, with performance improvements that make sense for the vehicle. 

Ready to Get Your Diesel Running the Way It Should?

Tell us what the truck is doing, what has already been changed, and what you expect it to do when the repair is finished. Call Knox Diesel & Automotive and we will start with the right questions.