Diesel Engine Repair and Maintenance Services in Tulsa

Keep Your Engine Running Smoothly with Expert Mobile Repairs

Professional Diesel Engine Repair Wherever You Are

Your truck’s engine is the heart of your vehicle, and when it’s not performing at its best, you can’t afford delays. At Road Dog Mobile Repair, we specialize in mobile diesel engine repair and maintenance for heavy-duty vehicles, including semis, box trucks, and RVs.


Whether you’re dealing with a sudden breakdown or need routine engine maintenance, our team of skilled mechanics comes to you—saving you time, hassle, and towing costs. With over a decade of experience, we’re Tulsa’s trusted choice for keeping diesel engines running smoothly.

Our Diesel Engine Repair and Maintenance Services

Turbocharger Repairs

A malfunctioning turbocharger can lead to reduced power and fuel efficiency. Our experts:


  • Diagnose issues like insufficient boost pressure or turbo lag.
  • Repair or replace worn-out components for optimal engine performance.

Fuel System Servicing

Your diesel engine’s fuel system is essential for power and efficiency. We offer:


  • Injector cleaning and replacement to improve fuel delivery.
  • Fuel pump repairs to maintain proper pressure.
  • Filter replacements to prevent clogs and contamination.

Exhaust After-Treatment Maintenance

Keep your vehicle compliant with emissions regulations and running efficiently. Our services include:

  • Diagnosing and repairing Diesel Particulate Filters (DPFs).
  • Maintaining Selective Catalytic Reduction (SCR) systems.
  • Fixing issues with Exhaust Gas Recirculation (EGR) systems.

Cooling System Repairs

Prevent engine overheating and damage with our cooling system services:


  • Radiator inspections and repairs to prevent leaks and blockages.
  • Coolant flushes to ensure proper temperature regulation.
  • Water pump replacements to maintain circulation.

Oil Changes and Lubrication

Regular oil changes are crucial for extending the life of your diesel engine. We provide:


  • High-quality oil changes tailored to heavy-duty diesel engines.
  • Inspection of filters, gaskets, and seals during service.

Engine Diagnostics and Repairs

When your engine isn’t running right, we use advanced diagnostic tools to identify and fix the problem quickly. This includes:


  • Resolving engine fault codes.
  • Repairing timing belt and chain issues.
  • Addressing compression problems for smoother operation.


Signs Your Diesel Engine Needs Repair

Unsure if your engine needs service? Watch for these common warning signs:


  • Decreased power or fuel efficiency: This could indicate turbocharger or fuel system issues.
  • Excessive smoke from the exhaust: A potential sign of fuel combustion problems.
  • Unusual noises: Knocking or clunking sounds may point to internal engine damage.
  • Overheating: Often caused by cooling system failures.
  • Check engine light: Don’t ignore it—our diagnostics can identify the issue quickly.


If you’re experiencing any of these problems, don’t wait! Call Road Dog Mobile Repair today for fast and reliable service.

A man is working on a tractor engine in a garage.

Why Choose Road Dog Mobile Repair for Engine Services?

1. Mobile Convenience

We come to you—whether you’re at home, on the road, or at your business location. No towing necessary!


2. Decades of Experience

With over 10 years of experience, we’re equipped to handle the unique challenges of diesel engines in heavy-duty vehicles.


3. Advanced Tools and Techniques

We use state-of-the-art diagnostic equipment and proven repair methods to get your engine back to peak performance.


4. Transparent Pricing

We provide clear, upfront quotes and explain every step of the repair process, so there are no surprises.


5. Fully Insured for Your Peace of Mind

We’re insured for up to $2 million, ensuring your vehicle is in safe hands.

Serving Tulsa and Beyond

Road Dog Mobile Repair proudly offers diesel engine repair and maintenance services in:


  • Tulsa
  • Broken Arrow
  • Sand Springs
  • Claremore
  • Rogers County


Wherever you are, our mobile repair team will come to you and provide fast, professional service to get you back on the road.

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