Diesel Mechanic Services

HVAC Repair in New Braunfels & San Antonio, TX

Located between San Antonio & Austin, TX at the junction of I35 & Highway 46

Stay comfortable and focused on the road with professional HVAC repair services in New Braunfels, TX. From weak airflow to complete system failures, our team delivers fast, reliable solutions to keep your cab climate under control.

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Commercial Truck HVAC Repair in New Braunfels, TX

At Apex Diesel Repair and Parts, we specialize in diagnosing and repairing HVAC systems for heavy-duty vehicles. Whether your air conditioning isn’t cooling, your heater isn’t performing, or airflow is inconsistent, our experienced mechanics use advanced diagnostic tools to pinpoint the issue quickly.

We service all major HVAC components, including compressors, condensers, evaporators, blower motors, and refrigerant systems. By using high-quality, OEM-standard parts, we ensure long-lasting performance and dependable climate control in all driving conditions.

A properly functioning HVAC system isn’t just about comfort—it plays a critical role in driver focus, safety, and overall operational efficiency. That’s why we prioritize fast turnaround times to minimize downtime and get your vehicle back on the road without unnecessary delays.

Whether you’re managing a fleet or operating a single unit, you can count on our team to deliver repairs that restore performance, improve reliability, and extend the life of your HVAC system.

Get in Touch Now!

If your truck’s heating or cooling system isn’t performing as it should, don’t wait for the problem to get worse. Call our team at Apex Diesel Repair and Parts at 1-830-730-7555 to schedule your HVAC repair service today.

We’ve also partnered with Big Wig Financing to offer flexible payment options, making it easier to get the repairs you need without disrupting your cash flow.

FAQs

What Areas Do You Serve For Heavy-Duty HVAC Repairs?

As well as New Braunfels, TX, we proudly serve: San Antonio, TX; Seguin, TX; Schertz, TX; Cibolo, TX; Canyon Lake, TX; Universal City, TX; Live Oak, TX; Lake Dunlap, TX; Geronimo, TX; McQueeney, TX; Marion, TX; and San Marcos, TX.

What Are the Most Common Signs of HVAC Issues?

Common signs include weak or inconsistent airflow, warm air blowing when cooling is needed, unusual noises from the system, unpleasant odors, or a complete lack of heating or cooling. These issues should be addressed quickly to maintain comfort and prevent further system damage.

How Often Should I Service My Truck’s HVAC System?

HVAC systems should be inspected at least once a year, ideally before peak summer or winter conditions. Regular maintenance helps prevent refrigerant leaks, component wear, and airflow issues, ensuring your system performs efficiently when you need it most.

How Can I Get Heavy-Duty HVAC Repairs?

Getting started is simple: call 1-830-730-7555 to book your service. Our team will assess your HVAC system, provide a clear diagnosis, and carry out efficient repairs to get your vehicle back on the road quickly.

CONTACT APEX DIESEL REPAIR

Located between San Antonio & Austin at the junction of I35 & Highway 46, trust the diesel truck repair shop of Apex Diesel Repair in New Braunfels, Texas. Get in touch with us today with any questions, to request a quote, and to schedule service!