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Mobile Truck, Fleet & RV Services

Are you dealing with issues in your truck, fleet or RV? At 1836 Mobile Repair, we offer dependable diesel services designed to keep your vehicles running efficiently. Whether it’s regular maintenance or emergency repairs, our fully mobile team is here to meet your needs wherever you are.

1836 Mobile

Expert Diesel Services for Your Truck, Fleet, and RV

Cozy RV campsite at sunset with warm lighting, outdoor chairs, and lanterns under an awning

Whether you’re in need of a basic repair for your diesel engine, an inspection of your new RV, or your generator needs a little TLC, you need a diesel repair service you can trust. At 1836 Mobile Repair, we provide a range of mobile services, including:

  • RV repair and maintenance (including pre- and post-purchase inspections, winterization, roof reseals, and slide-out adjustments). Click here for more information.
  • Generator repair and maintenance to ensure dependable power, whether you’re out on the road or on the job site. Find out more here.
  • A wide and comprehensive range of diesel repair services for your truck or fleet
  • Full support for extended warranty products, so your repairs are stress-free. Discover more about our warranty services.

What Makes Us Different

At 1836 Mobile Repair, we do more than repair diesel vehicles—we’re committed to delivering top-tier service with integrity, compassion, and faith. Here’s why we stand out from the rest:

  • Mobile-Only Service: Save time and money by avoiding towing fees. Our team comes to you, whether you’re at a job site, home, or stranded roadside within our 60-mile service radius covering Austin, TX; San Antonio, TX; Houston, TX; and Phoenix, AZ.
  • Extended Warranty Options: We’re proud to offer extended warranty contracts to reduce repair costs and ensure your fleet or RV gets the attention it needs.
  • Customer-Focused Care: We believe in supporting our community and serving others with love and compassion. Whatever your situation, we’ll go the extra mile to help.
  • Certified Technicians: With both RV certifications and ASE mechanical certifications for gas and diesel engines, our technicians have the expertise to cover whatever your truck, fleet, or RV needs.

From Austin to San Antonio and beyond, we’re the trusted partner for owner-operators and fleet managers who need reliable diesel repair and maintenance.

Contact Us About Diesel Services Now: Call 844-400-1836

When you need diesel services, don’t wait. Call 1836 Mobile Repair today.

Reach us toll-free at 844-400-1836, or locally at:

  • Austin: 512-559-7771
  • Scottsdale: 480-500-7771
  • Houston: 346-656-1836
  • San Antonio: 830-254-7771

We’re available 24/7 for after-hours and holiday emergencies.

FAQs

1836 Mobile Repair serves Austin, TX; Houston, TX; and Phoenix, AZ, and the surrounding areas, including Killeen, Round Rock, Cedar Park, San Marcos, New Braunfels, Georgetown, Copperas Cove, Pflugerville, and Schertz. We also operate a second mobile location in San Antonio, TX. With our mobile-only service, we bring expert diesel repair and maintenance right to your doorstep or job site.

It’s recommended to service diesel engines every 10,000 to 15,000 miles, depending on load and usage conditions. Regular maintenance such as oil changes and filter replacements ensures long-term reliability and optimal performance. Staying on top of these services can save you costly repairs down the road.

Yes, we specialize in diesel generator repair and maintenance, and our mobile team can service your generator wherever you are. From routine checks to complete repairs, we ensure your power systems are running smoothly. Whether your generator supports your RV or fleet, we’ll get it back in top condition.

Delaying repairs on your diesel engine can lead to larger, more costly problems down the line. Issues like fuel injector failures, overheating, or low oil pressure can quickly escalate and cause extensive damage. Timely maintenance and repairs help avoid downtime and ensure your vehicle stays roadworthy.

Our Services

RV Mechanic Services

RV parked in a pine forest with camp chairs and bikes — a peaceful mobile setup ready for adventure

Generator Service

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Is your generator ready to handle the demands of your next journey. At 1836 Mobile, we provide expert generator services, ensuring your equipment stays reliable and efficient. Our mobile team serves a 60-mile radius, offering on-site repairs and maintenance for all types of generators.

RV Repair

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Is your RV causing you problems while you're on the road? Whether you require motorhome repair in Texas or Arizona, pre- or post-purchase inspections, or seasonal maintenance, 1836 Mobile has you covered. We specialize in mobile RV repair, so you never have to worry about getting stranded.

Welding & Fabrication

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Looking for expert welding and fabrication services? 1836 Mobile provides mobile solutions to help fleet and heavy-duty vehicle owners keep their equipment safe and operational. From minor repairs to custom fabrication, we ensure quality results at your location, saving you time and hassle.

DOT Inspection

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Do you need a reliable DOT inspection for your heavy-duty vehicle? At 1836 Mobile, we provide federal DOT inspections for fleets and heavy-duty trucks. With a mobile-only service model, we ensure your compliance and safety without disrupting your operations.

RV Maintenance

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Is your RV in need of maintenance or repairs? Whether it's a faulty water heater, leveling jack issues, or appliance malfunctions, we’ve got you covered. 1836 Mobile provides maintenance services directly to you, allowing you to get back on the road without towing your vehicle to a shop.

Food Truck Repair & Maintenance

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Experiencing mechanical, electrical, or refrigeration issues with your food truck? Our service provides expert mechanics to ensure your truck stays operational without disrupting your schedule. Every minute your vehicle is down costs revenue, so we prioritize quick, efficient, and quality repairs.

Warranty Products

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Are you looking for reliable warranty products in Austin, TX, tailored to protect your fleet or heavy-duty trucks? At 1836 Mobile, we offer extended warranties, comprehensive warranty portfolios, and maintenance programs to ensure your vehicles are always ready for the road.

Heavy Equipment Repair

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Are your machines breaking down when you need them most? At 1836 Mobile, we provide reliable and efficient heavy equipment repair services for fleet managers and owner-operators. Let us bring our mobile expertise to you and get your equipment running like new.

Roadside Assistance

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Have you ever faced a sudden breakdown while on the road? At 1836 Mobile, we offer dependable roadside assistance in Austin, TX; Phoenix, AZ; San Antonio, TX; and Houston, TX, 24/7 to get you moving again. Our expert mobile team is ready to provide efficient and compassionate service.

General Diesel Repair

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Is your diesel-powered truck or fleet vehicle in need of reliable service? At 1836 Mobile, we specialize in general diesel repair for all heavy-duty and fleet vehicles. From Austin, TX; San Antonio, TX; Houston, TX; and Phoenix, AZ, to the surrounding areas, we offer efficient mobile repair solutions to keep your vehicle running smoothly.

Preventive Maintenance

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Are you looking to keep your fleet or heavy-duty truck running smoothly and avoid unexpected breakdowns? With mobile solutions, we bring top-quality service directly to you. Reduce downtime and ensure your vehicles perform reliably with expert care that comes to your location.

Truck Modifications

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Are you looking to customize your truck to meet specific performance needs? At 1836 Mobile, we provide reliable specific truck modifications designed to enhance functionality, performance, and efficiency. We’re here to help you achieve your goals with integrity and professionalism.

Truck Parts

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At 1836 Mobile, we provide high-quality truck parts for heavy-duty and fleet vehicles. With mobile service available and an unwavering commitment to customer care, we’re here to keep your trucks running efficiently and minimize downtime.

Mobile Truck Repair

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Are you stranded with a broken-down truck or need fast, reliable service for your fleet? 1836 Mobile offers expert mobile truck repair services designed to quickly get your heavy-duty vehicles back on the road. We provide professional solutions to keep your trucks running smoothly.

Fleet Repair

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At 1836 Mobile, we specialize in providing mobile, heavy-duty fleet repair solutions designed to minimize downtime and maximize efficiency. Our skilled technicians come directly to you, ensuring your fleet stays operational within a 60-mile radius of Austin.

Trailer Repair

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Are you experiencing issues with your trailer that are affecting your operations? At 1836 Mobile, we provide expert trailer repair services to keep your equipment running smoothly. Whether you're dealing with structural damage or mechanical issues, our mobile team is ready to help.

Bus Repair

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Are your buses struggling with mechanical issues or unexpected breakdowns? At 1836 Mobile, we offer dependable bus repair services in Austin, TX; San Antonio, TX; Houston, TX; and Phoenix, AZ. Our fully mobile service ensures your fleet stays operational, minimizing downtime and inconvenience for your business.

We Service Austin, TX; Phoenix, AZ; San Antonio, TX; and Houston, TX

  • Shop: 1055 FM 2623, Ste 1E, Seguin, TX 78155
  • Mobile: Austin, San Antonio, and Houston in Texas
  • Mobile: Phoenix, Arizona
  • Monday - Friday: 8AM to 6PM
    Saturday: 9AM to 3PM
    Sunday: Closed/By Appointment Only

Our Location

1836 Mobile | RV & Truck Repair

1055 FM 2623,
Ste 1E, Seguin,
TX 78155

Business Hours

Seguin Workshop:
Monday - Friday: 8AM to 6PM
Saturday: 9AM to 3PM
Sunday: Closed/By Appointment Only
Emergency RV & Truck Repairs:
24/7 Appointments Available