Truck Trailer Repair in Sun Valley,CA
Complete Repair Heavy Duty Diesel Engine & Maintenance

NEED A SERVICE

IMPORTANT NOTICE:
Payment is due upon completion of repairs. Late payments will be subject to daily late fees and interest charges.

Monday - Saturday: 8:00 AM – 6 PM
Sunday: Closed

Mobile Repair Services
Any Brand & Engine
Custom Fabrication & Welding

We Can Fix Anything

full-service repair and routine maintenance for heavy-duty diesel trucks, ensuring optimal performance and longevity
Complete Trailer Repair and Maintenance

Comprehensive repair and maintenance services for all types of trailers, focusing on safety and reliability

All Engines Diagnostics

Advanced computer diagnostics for engines including Volvo, Cummins, Detroit, Hino, Isuzu, Paccar MaxxForce, and more, ensuring precise troubleshooting

Radiator Replacement

Expert radiator replacement services to maintain proper engine temperature and prevent overheating

Oil Change

Regular oil changes to enhance engine efficiency and prolong the life of truck engines

Brakes

Inspection, repair, and replacement of brake systems to ensure safe and responsive stopping power

Tire Replacement and Balance

Professional tire replacement and balancing to improve vehicle stability and tire lifespan

Welding and Fabrication

Custom welding and fabrication services to repair or modify truck and trailer components

Suspension System

Repair and maintenance of suspension components such as king pins, bushings, and spring-leafs for smoother rides

HVAC System and A/C Refill

Maintenance and refill services for heating, ventilation, and air conditioning systems to ensure comfort in all weather conditions

Aftertreatment System

Maintenance of aftertreatment systems to comply with emissions regulations and maintain engine efficiency

Electrical

Comprehensive electrical system services, from troubleshooting to repair, ensuring proper functioning of all electronic components

Mobile Service for All Trucks

Convenient mobile repair services available for all trucks, providing assistance wherever it's needed

Why Choose Us for Truck & Trailer Repairs

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Look How We Work

Comprehensive Service Range

Grand Truck and Trailer Repair LLC offers a wide array of services from heavy-duty diesel engine repairs to sophisticated computer diagnostics covering nearly all major engine brands like Volvo, Cummins, and Detroit. This one-stop-shop capability saves customers time and hassle as they can address multiple maintenance and repair needs under one roof.

Advanced Diagnostic Technology

Utilizing the latest computer diagnostics technology allows Grand Truck and Trailer Repair LLC to quickly and accurately identify issues, leading to faster turnaround times and more precise repairs. This technology ensures that even the most complex engine problems are diagnosed efficiently, reducing the likelihood of recurrent issues.

Mobile Repair Services

The availability of mobile repair services means that assistance can be provided wherever a client might need it. This is particularly beneficial for fleets and truck operators who cannot afford downtime. The mobile service ensures that help is just a call away, minimizing delays and getting vehicles back on the road faster.

Expertise in Custom Fabrication and Welding

With specialized capabilities in welding and fabrication, Grand Truck and Trailer Repair LLC can offer custom solutions that many competitors may not provide. This flexibility is crucial for unique repairs and modifications, allowing them to cater to specific customer needs and preferences, which can be particularly valuable for specialized trucking operations.

Hear from our customers

We are very proud of the service we provide. Read our reviews from our happy customers.
Vahik Zaqaryan

Los Angeles, CA

We really suggest Grand Truck and Trailer repair shop to anyone who wants to get great service and professional work on their heavy duty semi truck. We have been servicing our trucks for few years with this shop and we will not go to anywhere else.
Vick Vas

San Diego, CA

This place is for those who value time! I have been servicing my equipment here for several years. Fast, high quality and professional! Highly recommend! And definitely 5 stars!
Ann Karlstrom

Denver, CO

We truly appreciate all of you and especially Hik who went over and beyond to get us back on the road again. We recommend Grand Truck & Trailer Repair to anyone who need a fantastic team of mechanics, you will not be disappointed. Thank you!!