Semi Truck & Diesel Repair Services
Big Trucks. Bigger Wrenches. Real Results.

Big Truck Repair in Austin & Central Texas – Texas Truck & Trailer.
Texas Truck & Trailer in Liberty Hill, TX is your trusted local shop for big truck repair, semi truck repair, and 18 wheeler repair. We know downtime costs money, which is why truck drivers and fleet operators across Central Texas rely on our heavy duty truck repair services. Whether you need routine maintenance or major diesel work, our team has the tools, training, and experience to get your rig back on the road fast.
Heavy Duty & Diesel Truck Repair in Central Texas
Our technicians specialize in heavy duty truck repair and diesel truck repair service for drivers and fleets across Austin, Round Rock, Georgetown, Liberty Hill, and Central Texas. From complete engine rebuilds, diesel diagnostics, and truck transmission repair to brake repair, hydraulic service, and electrical system repairs, Texas Truck & Trailer is the go-to shop for dependable results. If you’re searching for big truck repair near me, semi truck repair Austin TX, or 18 wheeler repair in Central Texas, our shop delivers professional, road-ready service every time.
Commercial Truck & Tractor Trailer Repair
As a full-service commercial truck repair shop, we handle everything from single rigs to full fleet accounts. Our technicians provide expert tractor trailer repair, complete diesel engine and DPF repair in Austin, TX, and dependable fleet and 18 wheeler repair in Central Texas to keep trucks safe, compliant, and road-ready. Drivers and fleet managers from Austin, Liberty Hill, Georgetown, Leander, Cedar Park, and the surrounding Central Texas area rely on Texas Truck & Trailer for fast turnaround times and professional heavy duty service.
Your Local Big Truck Repair Solution
When you type big truck repair near me or semi truck repair in Liberty Hill, TX, you’ll find Texas Truck & Trailer at the top. Our reputation is built on honest service, experienced technicians, and quality repairs for 18 wheelers, diesel trucks, and commercial tractor trailers. We’re proud to be Central Texas’s trusted choice for heavy duty truck repair.
Big Truck Repair in Jarrell, TX
Diesel Engine Repair in Georgetown, TX


- Some of Our Services
Our technicians handle full diesel engine diagnostics to quickly identify problems. We also provide DPF cleaning service to keep your rig compliant, efficient, and on the road longer.
From complete truck transmission repair to suspension repair for trucks, our shop is equipped for heavy duty service. Need stopping power? Our truck brake repair services cover pads, drums, rotors, and air systems.
Texas Truck & Trailer is more than a truck shop — we’re also a full trailer repair shop. From structural fixes to electrical systems, we cover all makes. We also offer reefer trailer repair for refrigerated units.
We provide in-shop truck tire repair to keep you rolling safely, plus truck AC repair Austin, TX to keep you comfortable on every haul.
- Big Truck Owners Trust Us
Owners of Freightliner trucks rely on Texas Truck & Trailer in Liberty Hill for dependable big truck repair, advanced diagnostics, and complete Freightliner repair service. Drivers running Kenworth equipment choose our shop for professional Class 8 truck repair, full Kenworth repair, and trusted truck fleet maintenance that keeps heavy-duty rigs compliant and safe.
Local Peterbilt operators count on our experienced Peterbilt mechanic team for quality diesel repair shop service, precision overhauls, and thorough inspections at our certified DOT inspection station. When searching for a reliable truck shop near me for big truck repair in Central Texas – Texas Truck & Trailer delivers honest service and proven results.
- Our Customers Matter
At Texas Truck & Trailer in Liberty Hill, we believe big truck repair is about more than just fixing equipment — it’s about taking care of the customer behind the wheel. Our team delivers reliable Class 8 truck repair, expert diesel repair shop service, and thorough inspections at our certified DOT inspection station, always with honest communication and fair pricing.
Whether you run a single rig or manage a fleet, we treat every job like it’s our own, offering dependable Freightliner repair in Austin, TX, skilled Kenworth repair in Georgetown, TX, experienced Peterbilt mechanic service in Cedar Park, TX, and trusted International truck repair in Jarrell, TX. From preventative maintenance to complex overhauls, our goal is to earn long-term trust by providing big truck repairs in Central Texas done right the first time. When customers search for a dependable truck shop near me in Austin, Burnet, Georgetown, Cedar Park, or Jarrell, they find Texas Truck & Trailer — where caring for the truck also means caring for the driver.
- Heavy Truck Repair Experts
At Texas Truck & Trailer, we specialize in big truck repair services for the industry’s most trusted brands. Our certified technicians provide expert Caterpillar engine repair, including C7 engine repair, C12 engine service, and C15 Caterpillar repair. We also deliver reliable Cummins engine repair, covering the X12, X15, ISL engine repair, N14 engine service, and ISX engine repair to keep your trucks running strong. For fleets running Paccar engines, we offer full PX7 repair, PX9 service, and advanced MX11 repair and MX13 engine service. Our team also handles Detroit engine repair, including the popular Detroit 60 Series and DD15 engine repair.
Beyond engines, we are experts in drivetrain and transmission work. We provide dependable Eaton Fuller transmission repair, Spicer transmission service, and Meritor axle and differential repair. Our shop is also equipped to handle MaxxForce engine repair, ensuring every component is maintained for long-term performance. When trucking companies search for big truck repair in Texas, they trust Texas Truck & Trailer for the expert service that keeps their fleets safe, compliant, and road-ready.