Semi-Truck and Trailer Repair Services

When your rig is down, every minute counts. At On Time Truck Repair, we offer professional semi-truck and trailer repair services designed to keep your equipment moving safely and efficiently. From engine diagnostics and transmission work to trailer brakes and lighting, our certified technicians are equipped to handle every component of your diesel truck and trailer — fast and right the first time.

We service all major brands of tractors and trailers, including Freightliner, Peterbilt, Kenworth, Volvo, Mack, Utility, Wabash, and Great Dane. Whether you're in the shop or requesting mobile truck repair, we bring over 60 years of combined diesel repair experience to every call.

Why Choose On Time Truck Repair for Diesel Truck and Trailer Repairs

We know that downtime is expensive, which is why we prioritize fast turnarounds, honest diagnostics, and top-tier craftsmanship. Whether it’s a DOT violation, a bad wheel hub, or a failing air suspension system, we get to the root of the issue quickly. With access to OEM parts, dealer-level diagnostic tools, and deep knowledge of both tractors and trailers, we’re your one-stop shop for heavy-duty repairs.

Frequently Asked Questions

1. Do you work on both tractors and trailers?
Yes. We’re fully equipped to repair and service both the semi-truck (tractor) and trailer systems.

2. Can you perform trailer repairs on-site?
Yes. Many common issues such as lighting, tires, brakes, and air lines can be fixed via mobile truck repair.

3. Do you offer DOT prep for tractors and trailers?
Absolutely. We conduct full inspections and ensure both diesel truck and trailer meet all DOT requirements.

4. What types of trailers do you service?
We work on dry vans, reefers, flatbeds, tankers, and more — including utility trailers and specialized heavy-duty equipment.

5. Are these services part of your fleet maintenance programs?
Yes. Our scheduled fleet servicing includes complete coverage for both diesel trucks and trailers with service logs and compliance tracking.

Our Service Area - Serving All Neighboring Areas

We proudly serve Sanford, FL and all surrounding areas including Lake Mary, Deltona, DeLand, Altamonte Springs, Orlando, Winter Springs, Apopka, Longwood, and more.
Whether you need reliable diesel truck repair or fast RV repair near Sanford, FL, our team is ready to get you back on the road.

On Time Truck Repair Shop is a trusted diesel truck repair shop in Sanford, FL, specializing in diesel truck repair, fleet maintenance, and roadside assistance. Family-owned since 1995, we proudly serve diesel drivers and fleet operators with fast, reliable service backed by decades of experience.

Service Hours

08:00 am – 4:30 pm