Heavy-Duty Diesel Mechanics Serving Manor, TX &  the Greater Austin ARea

Complete Heavy-Duty Truck Services

Keeping commercial trucks on the road takes more than quality repairs. Our team provides a full range of heavy-duty truck services designed to support owner-operators, commercial fleets, municipalities, and construction companies throughout every stage of vehicle ownership. From routine maintenance and inspections to roadside assistance and custom fabrication, we deliver dependable solutions that help reduce downtime, improve reliability, and keep your equipment operating safely.

Our truck services include:

• Preventive maintenance
• DOT inspections
• Mobile truck repair
• Roadside assistance
• Fleet services
• Welding and fabrication
• Truck parts
• Trailer services
• RV services
• Bus services
• Heavy equipment services
• Custom truck and trailer modifications

What Makes 4B Diesel Services Different?

At 4B Diesel Services, we're committed to supreme quality and customer satisfaction. Our facility, located just outside Austin, Texas in Manor, is equipped with six expansive service bays, so we can tackle fleets of any size. Our team comprises five highly skilled shop mechanics, along with three specialized mobile mechanics, ready to provide comprehensive support for all your heavy-duty diesel needs.

Whether it's routine maintenance or complex repairs, our team is equipped with the latest tools and knowledge to guarantee the best care possible.

Frequently Asked Questions

Do You Offer 24/7 Emergency Services?

Absolutely! Our mobile and roadside assistance services are available around the clock, 24/7, within a 1.5-hour radius of Manor, TX. We understand the importance of minimizing downtime when it comes to emergencies. Close interstates like I-130 and I-35 are within our reach. No matter what, rest assured that 4B Diesel Services has got your back.

How Often Should I Have My RV Inspected?

It's advisable to have your RV inspected at regular intervals, typically once every year. However, it's equally important to conduct a thorough check either before or after embarking on your next adventure. Regular inspections can identify potential issues early, preventing inconvenient and costly breakdowns during your travels.

What Can Welding and Fabrication Help With?

Welding and fabrication services can significantly enhance the functionality and longevity of your heavy-duty vehicles. Here are three ways they can help:

Structural Repairs: Welding can be crucial for repairing frame damage and ensuring the structural integrity of your vehicle.‍

Custom Modifications: Whether you need specialized brackets, mounts, or custom fittings, fabrication services can tailor your vehicle to specific needs.

‍Exhaust System Repairs: Effective welding is essential for fixing exhaust system leaks, which can impact vehicle performance and safety.

How Often Do I Have to Have a DOT Inspection?

A Department of Transportation (DOT) inspection is required annually for commercial vehicles. These inspections are crucial for ensuring that your vehicle adheres to all safety standards set by the DOT. Regular DOT inspections keep you compliant with regulations and contribute to your operations' safety and efficiency. At 4B Diesel Services, we provide thorough DOT inspections to ensure your vehicle meets all regulatory requirements.