General Diesel Repair Services in Janesville, WI

Block Diesel Repair is the go-to source for truck owners and fleet owners in Janesville, Wisconsin, who are in search of reliable diesel engine services. Our team of experienced and skilled technicians is dedicated to providing top-notch general diesel services to keep your fleet running strong.

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Mobile diesel mechanic performing general diesel repairs on semi truck in Janesville, WI

Preventive Maintenance

Extend the life of your diesel engine with our preventive maintenance program! At Block Diesel Repair, we offer both in-shop and on-site preventive maintenance services that include regular oil changes, fluid replacements, filter replacements, and general inspections. Our services keep your engine and its components clean and well-maintained, improving overall performance and reducing the risk of breakdowns. We also offer regular inspections to ensure that all components are operating as intended and any issues are diagnosed and repaired promptly.

Fleet Truck & Trailer Alignment

Wheel misalignment in your truck or trailer can cause uneven tire wear, leading to reduced fuel efficiency and increased maintenance costs. At Block Diesel Repair, we’re certified to use state-of-the-art Hunter equipment to ensure your truck or trailer is properly aligned, improving fuel efficiency and reducing tire wear. Our technicians are also well-versed in diagnosing and repairing steering and suspension issues that can lead to misalignment.

Engine Conversions

Engine conversions are becoming increasingly popular among truck owners looking for ways to increase fuel efficiency and reduce emissions. If this sounds like you, drop by our shop—we’re engine conversion specialists who will help you upgrade your engine to a more efficient or environmentally friendly option. Our team is experienced in working with a variety of engine models and types, ensuring that your engine conversion is completed to the highest standard.

Contact Us

As an owner-operator or fleet owner, you need a reliable partner for all your diesel engine needs. Our skilled technicians use the latest technology and high-quality parts to ensure your truck continues to tackle the challenges of the road. Contact us today to learn more about our general diesel services!

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The service these guys give is awesome. Prices are very fair, and the work they do is fantastic. Good customer service, quality work and great price.
C & T S
M&M Carriers

Jeremy Shirah

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Great job. My mechanic Mitch did an incredible job. Arrived exactly on time. Finished the repair in record time and the price was very reasonable. And all on a Sunday morning. Great job! Keep up the awesome service.

Brit Payjack

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Thank you so much to Greg. We had an emergency after hours and he quickly got us and our horses back on the road. We are beyond grateful.

Tim Braun

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They got me right in when I needed a repair during a trip. Fair pricing with quality work. Went there worried since on the road repairs can go so wrong but left very happy.