HVAC System Repair in Fontana, CA

Is your diesel vehicle or fleet struggling with HVAC issues? At OnSite Truck & Equipment Repair, we specialize in comprehensive HVAC system repair and maintenance, ensuring your vehicles operate efficiently and comfortably.

Professional Diesel HVAC Maintenance in Fontana and Beyond

At OnSite Truck & Equipment Repair, we understand the importance of a fully functional HVAC system in your diesel vehicles. Whether you're managing a single truck or an entire fleet, consistent temperature control is crucial for driver comfort and vehicle preservation. Our technicians are highly trained in the latest HVAC technologies and offer both onsite and mobile services to meet your needs wherever you are—from the bustling streets of Los Angeles County to the scenic routes of Palm Springs.

Our services include routine maintenance checks, system diagnostics, coolant refilling, filter replacement, and comprehensive repairs. We use only the best tools and parts to ensure your HVAC systems are in top condition. If you're in Fontana, Riverside, Claremont, or any of the surrounding areas, let us bring our expertise directly to you.

Need Immediate HVAC Assistance? Call Us Now at (951) 588-8000

Don’t let a malfunctioning HVAC system slow down your operations. Contact OnSite Truck & Equipment Repair today at (951) 588-8000. Our mobile repair units can reach you in any of our service areas, ensuring minimal downtime and maximum efficiency for your fleet.

FAQs About Our HVAC System Repair and Maintenance

What types of HVAC services do you offer for diesel fleets?

We provide a full range of HVAC services including system checks, repairs, coolant refills, and filter replacements. We cater to all types of diesel vehicles, ensuring that your systems are running smoothly and efficiently.

How often should I have my fleet’s HVAC systems checked?

We recommend scheduling regular HVAC maintenance every six months to ensure optimal performance and to prevent major repairs. This can vary based on your vehicle usage and operating conditions.

What areas do you service for HVAC repairs?

OnSite Truck & Equipment Repair covers all major Southern California counties including Los Angeles, Orange, San Bernardino, and the Inland Empire. We also specifically serve cities like Chino Hills, City of Industry, Claremont, Jurupa Valley, Palm Springs, Pomona, and Riverside.

How can I schedule a service appointment?

Scheduling a service appointment is easy! Just call us at (951) 588-8000. Our team is ready to assist you with any questions and can arrange a visit at a time and place that suits your schedule.

Stay Cool and Keep Your Fleet Running - Call (951) 588-8000 Today!

For reliable HVAC system repair and maintenance, trust the experts at OnSite Truck & Equipment Repair. Whether you're in Fontana, CA or anywhere across Southern California, we're just a phone call away. Reach out today to ensure your fleet remains in peak condition!

What They're Saying About Us

See why our customers consider OnSite Truck & Equipment Repair the go-to repair shop in Fontana, CA and the surrounding areas!

Best truck repair in town!! Broke down on the side of the freeway - they sent a tech to me and he took my truck apart and had another technician bring him the part to replace! Quick, easy, efficient and super nice. Thanks Kacie, Maui and Vanessa!!

Freddy Daniel Miranda Silva

Very professional and great work done. Definitely have a returning customer with me and my trucks

Christopher Van Egmond

It was a privilege having your tech Payne work on our company equipment. He goes above and beyond every time and has excellent customer service skills. I look forward to Payne handling our account more regularly.

Jeff Brown

I took my personal truck to Onsite to get new tires. Working with Kacie she is professional. The Onsite team did a great job on the installation.

Joshua Shafor

My dad went in to get his truck fixed and this place did not disappoint. Adael was very friendly, walked him through the whole process and all associated costs. As a Spanish speaker, it’s nice to know people still care and take the time to help instead of trying to make a quick dollar. His truck was ready to go within the timeline he was given & he left a happy customer. Thank you!

Jazmine Vazquez

Contact Us

Need roadside assistance, have questions, or want to schedule your truck or trailer in for a service or repair? Get in touch, we're open Monday through Friday from 7:00am to 4:00pm.

Our Hours

Monday - Friday
7:00 AM to 4:00 PM

Saturday - Sunday
Appointments Only

24/7 Roadside assistance

Speak to a Service Advisor Now!