repairs

Light, Medium & heavy-duty truck repair services in janesville, wi

As a fleet owner, you need a reliable, go-to repair shop for your diesel needs. At Block Diesel Repair in Janesville, Wisconsin, we’re here to help. We offer a wide range of repair services, including specialized repair services, to ensure your business continues to thrive.

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Mechanic Welding at BDR in Janesville, WI

Air & Hydraulic Brakes

Running a box truck delivery business? Or maybe you’ve opted for an OTR commercial fleet. Whatever it may be, keeping tabs on your fleet’s brakes is crucial for the safety of your drivers and cargo. Our experienced technicians can diagnose and repair any issues with your brakes, whether they're air or hydraulic brakes. We use high-quality parts and specialized equipment to ensure your fleet's brakes are working as intended.

Engine Conversions

If you're looking to upgrade or modify your fleet's engines, we offer expert engine conversion services. Our technicians can help you select the best engine for your operation, installing it in no time and ensuring maximum performance and efficiency out of your fleet’s trucks. 

Oil & Fluid Services

Oil & fluid services are the bread and butter of diesel repair shops across the U.S., as they’re fundamental to maintaining the health of diesel-powered vehicles. We offer both A and B service options, depending on your fleet's needs. Our A service is a higher-end service that includes a full inspection and fluid change, while our B service is an Express Lube service for quick, on-the-go oil and fluid changes.

Truck and Trailer Alignment

When your fleet has driven hundreds of thousands of miles, its wheels are likely to fall out of alignment. At Block Diesel Repair, we’re certified to use state-of-the-art Hunter equipment to ensure your fleet’s tires are aligned and balanced. We’ve also built the largest alignment pit in the state of Wisconsin to accommodate all types, makes, and models of diesel machinery.

Performance ECM Tuning

Performance ECM tuning can help your fleet achieve better fuel efficiency, more power, and better engine response. Our expert technicians can optimize your engine's performance with custom ECM tuning to suit your specific needs.

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At Block Diesel Repair, we are committed to keeping your fleet in excellent condition. With our expert technicians, high-tech equipment, and high-quality parts, we are your go-to source for all your fleet repair needs.

our repairs

Full-Service Repair Shop

Axle Repair

At Block Diesel Repair in Janesville, Wisconsin, we offer reliable and quick axle repair services to help keep everything running smoothly.

Brake Repair

At Block Diesel Repair in Janesville, Wisconsin, our team of mechanics provides prompt and thorough brake repair services for both air and hydraulic systems.

Coolant System Repair

One of the first steps in guaranteeing the longevity of your trucks is by maintaining the coolant systems in them, as a small leak can cause serious engine damage.

Performance ECM Tuning

Block Diesel Repair in Janesville, Wisconsin, offers top-of-the-line performance ECM tuning services to fleet owners.

Diagnostics & Electrical Repair

At Block Diesel Repair in Janesville, Wisconsin, our technicians have up-to-date, specialized training in the most advanced diagnostic tools.

Driveline Repair

The driveline is a vital component, responsible for transferring power to the wheels. Our gifted technicians are knowledgeable and skilled at driveline maintenance and repairs.

EGR & DPF

At Block Diesel Repair in Janesville, Wisconsin, we offer comprehensive EGR and DPF cleaning and repairs to keep your after-treatment systems performing at their best.

Engine Repair, Rebuild & Conversion

Our engine repair, rebuild, overhaul, and conversions are designed to help you achieve your engine performance goals.

Express Lube

Our technicians cover everything from engine oil changes to differential fluid changes, ensuring your fleet has what it needs to perform at its best.

Exhaust System Repair

Our team of certified technicians specializes in providing exhaust system maintenance to ensure your fleet operates at a high level of performance.

HVAC System Repair

Your HVAC system should be reliable enough to keep your drivers comfortable and safe on the road. We offer HVAC system repair services for all types of diesel trucks.

Oil & Fluid

At Block Diesel Repair in Janesville, Wisconsin, we offer comprehensive oil and fluid services to keep your diesel fleet running smoothly and efficiently.

Suspension Repair

If you're experiencing a rough ride, sagging or squatting when carrying heavy loads, or air leaks, it's time to get your suspension repaired by a professional.

Tire Repair

At Block Diesel Repair in Janesville, Wisconsin, we offer a wide range of tire repair and replacement services to help keep your tires in good condition.

Transmission & Clutch Repair

At Block Diesel Repair in Janesville, Wisconsin, we are committed to providing top-notch services to ensure your fleet's optimal performance.

Alignment

We have the expertise and specialized equipment to diagnose and correct any alignment issues in your trucks or trailers.

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
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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.