Truck Diagnostics & Electrical Repair Services in Willows, CA & Across Northern California

Providing services throughout Northern California, with Mobile DIesel mechanics in Willows, Red Bluff, Corning, Oroville, Biggs & Yuba City, CA

At L & T Truck Repair, we specialize in diagnostics and electrical repair services for diesel trucks and fleets. Our technicians use advanced diagnostic tools to troubleshoot and resolve electrical issues.

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Profound Diagnostics: The Prelude to Accurate Electrical Repairs

In the realm of diesel truck maintenance, precise diagnostics are pivotal. A meticulous diagnostic process unveils the underlying issues plaguing your vehicle's electrical system. L & T Truck Repair employs state-of-the-art diagnostic equipment that seamlessly interacts with your truck's onboard computers. This synergy allows us to interpret the complex codes and data that your truck communicates, setting the stage for accurate and effective electrical repairs.

Electrical System Components and Their Significance

  • Battery: The battery is the powerhouse of your truck, storing electrical energy crucial for starting the engine and powering electrical components.
  • Alternator: The alternator replenishes the battery's energy and powers the electrical system when your truck is running.
  • Starter: The starter motor cranks the engine to life when you turn the key, drawing energy from the battery.
  • Wiring Harness: This network of wires transmits electricity and data throughout your truck, ensuring all electrical components function in unison.

Electrical Repair Services: Revitalizing Your Truck's Electrical Core

Electrical issues can manifest in various forms, from flickering lights to the erratic behavior of electronic devices on board. Our seasoned technicians delve into the intricacies of your truck's electrical system, remedying issues with finesse and precision. Whether it's a malfunctioning starter or a deteriorating alternator, we can restore your truck's electrical vigor, paving the way for uninterrupted journeys.

Fleet Electrical Maintenance: Sustained Operational Excellence

The importance of maintaining a fleet's electrical integrity cannot be overstated for fleet managers. A single electrical hiccup can ripple through the fleet, leading to operational hiccups and downtime. L & T Truck Repair offers tailored electrical maintenance services for fleets, ensuring each truck is electrically sound and ready to meet the demands of the road. Our systematic approach to fleet electrical maintenance encompasses regular inspections, timely repairs, and proactive measures to thwart electrical issues before they escalate.

Schedule Your Service Today

At L&T Truck Repair, we stand at the vanguard of delivering stellar diagnostic and electrical repair services that propel you back on the road with confidence and peace of mind. Our ethos revolves around technical excellence, minimal downtime, and maximized operational efficiency. Entrust your diesel truck or fleet to the proficient hands of L & T Truck Repair and experience the epitome of electrical repair and diagnostic services.

Our Truck Repair services

With a highly skilled team of technicians and a well-equipped facility, we are committed to providing exceptional diesel repair and maintenance services. We aim to ensure your diesel truck or fleet operates efficiently, adhering to the highest safety standards. Entrust your axle maintenance and repair needs to L & T Truck Repair – where proficiency meets reliability.

Our Diesel Mechanic services

At L & T Truck Repair, we understand the intricacies and demands of diesel engines and their vast systems. We pride ourselves on offering comprehensive diesel mechanic services tailored to meet the needs of your diesel trucks, trailers, and fleet vehicles. Our state-of-the-art facility is equipped with advanced diagnostic tools and staffed by ASE-certified technicians committed to ensuring your diesel vehicles operate at peak performance.

Customer testimonials

"We were stuck at Walmart and Andrew from L & T trucking came through and saved the day. What a great guy he was in a good mood and made everybody feel comfortable that things were gonna work out. Thank you Ellen T we will always recommend you and use your services."
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Matthew Evans

"Our motorhome broke down on interstate 5. Dispatcher was very helpful finding a diesel repair shop and had a tow truck there to tow us to Redding CA. James the tow truck driver was wonderful.  Very helpful. Thank you so very much."
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Sally Thomsen

"Levi and the guys at L & T Truck Service did an awesome job getting Bird Dog Fire's Engine 627 back online to continue working the August Complex fire after 14 days of abuse on the fireline and 5 days of travel from Florida."
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Carlos Gutierrez

"Very happy with the service, if ever needed again I will definitely go back!"
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Heather Alvarez

Had a great experience with L & T Truck Repair? Let us Know!

Contact & Location

For heavy-duty truck repair and fleet services in Northern California, visit our shop in Willows, CA, or request service from our mobile diesel mechanic team in Red Bluff, Corning, Biggs, Oroville & Yuba City, CA. Give us a call, send us an email, or fill out our service request form!


Mon - Fri: 7am - 4pm
Mobile Services - 24/7
After hours by appointment only