Best Auto Repair, Kaukauna

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Diesel Mechanic Repair Shop Performance Specialist

Working Hours
  • Mon 7:00AM - 6:00PM
    Tue 7:00AM - 6:00PM
  • Wed 7:00AM - 6:00PM
    Thu 7:00AM - 6:00PM
  • Fri 7:00AM - 6:00PM
    Sat Closed
  • Sun Closed

Diesel Mechanic Repair Shop Performance Specialist

If you are searching for a Diesel Engine Repair Shop or a Diesel Mechanic in Kaukauna, WI, Ruffing Automotive Services can help!


Diesel Mechanic Repair Shop Performance Specialist Emissions Service Fuel Injector Rebuild

Our ASE shop Certified Diesel Repair Mechanics complete repairs on Chevy Duramax, Dodge Cummins, and Ford Power Stroke diesel engines. We use the same industry technology and parts but at a much lower cost than going to a dealer. Save up to 40% off dealer and take advantage of a 3Yr 36K Warranty at Ruffing Automotive, the best dealer alternative.

Diesels are the backbone of commercial businesses and we understand that they need to be out in the field earning revenue instead of in a repair shop. Let one of our Master ASE Certified Diesel Repair Mechanics help you properly maintain and/or repair your diesel-powered vehicle. For diesel repair services in Appleton area, your trusted mechanic is at Ruffing Automotive. Since 1996, our team maintains a high standard for customer service, while completing your diesel service needs with integrity and expertise.

We understand the need for reliable performance, exceptional torque, towing power and high fuel efficiency. Even with fewer moving parts, diesel engines require regular service to prevent loss of performance or breakdowns. Because of the specialized nature of diesel engines, you'll want an expert to handle all your diesel service matters.

Common Diesel Warning Signs That Will Require Repair
If you notice any of the problems listed below, it's time for repair. Common warning signs of diesel engine problems include:

  • Check engine light on
  • Engine hard starts
  • Engine oil
  • Engine oil found inside cooling system
  • Engine oil is 15?F higher than coolant temperatures
  • Engine overheats
  • Engine runs poor when cold
  • Leaking coolant or excessive coolant loss
  • Long cranking times
  • Loss of performance
  • Poor engine performance
  • Using more fuel than usual
  • White, black or blue smoke coming from exhaust system

Most Common Diesel Repairs
Common diesel repair services performed by our diesel mechanics:

  • Diesel Air intake system repair and replacing parts
  • Diesel Charging system repair
  • Diesel EGR system repair
  • Diesel Glow plug repair and replacement
  • Diesel High pressure pump repair, rebuild, replacement
  • Diesel Hydro boost system repair, replacement
  • Diesel Turbo repair, rebuild, replacement

Diesel Emissions Service
When you bring your diesel-powered vehicle to Ruffing Automotive in Appleton area, rest assured that only ASE-Certified, experienced technicians will perform your diesel service. Whether you need emissions service, fuel filter replacement, injector rebuild or cooling system service, count on us for a full range of diesel services. Using cutting-edge tools and equipment for all diesel service, we ensure the best results every time.

Your Ford might require maintenance. Perhaps your Chevy needs the Check Engine light diagnosed. In any case, we'll get the job done correctly. For diesel service that will last, we always use OEM and top-shelf aftermarket parts for all diesel services and repairs at Ruffing Automotive, backed by our warranty.

For long-lasting diesel service and repairs you can trust, visit Ruffing Automotive in Kaukauna, WI.

What People Say About Us

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    Jeff and his crew do a great job fixing my SUV. They are very professional in what they do. I would refer them to anyone.

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    Jeff and crew are great Wouldn't go anywhere else and will refer them to everyone.

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    Excellent work. Very knowledgeable. Very Friendly. Highly recommended.

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    Great friendly service. Very knowledgeable have been going there for over 20 years. Highly recommend them!

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    I have been going to Ruffing Automotive Service for the last 8 years. I like working with Jeff Ruffing. He is honest and down to earth. His recommendations are based on what needs to be done and he will always tell me if something can be put off for a while. I can always get my vehicle in and even get a courtesy vehicle if needed. He makes me feel like a family member is taking care of my vehicles.

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    I've known Jeff for a long time. Very honest with the work that needs to be done. Very happy with taking my vehicles to him!

Call us for service: 920-325-4087

ASE (Automotive Service Excellence)
IATN (International Automotive Technicians' Network)
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