Mobile Diesel Repair & fleet Maintenance

24/7 Mobile Diesel Repair • Emergency Roadside Assistance • Fleet Maintenance Throughout South Texas

Fast, reliable mobile diesel repair, emergency roadside service, and fleet maintenance throughout South Texas. We come to your location to minimize downtime and get your truck back on the road quickly. We also provide third-party maintenance services, preventive maintenance programs, and long-term fleet service contracts for commercial fleets and owner-operators.

Our Services

Why Choose GKP Fleet Maintenance & Diesel Repair?

Whether you need a one-time roadside repair or a long-term fleet maintenance partner, GKP is committed to keeping your trucks moving with dependable, professional service throughout South Texas.

✔ Mobile Diesel Repair – On-site diagnostics and repairs.We come to your location.

✔ Emergency Roadside Assistance - Fast roadside response

✔ Third-Party Fleet Maintenance

✔ Customized Fleet Maintenance Programs

✔ Preventive Maintenance Schedules

✔ Long-Term Fleet Service Contracts

✔ On-Site Fleet Repairs

✔ Fast Response Throughout South Texas

✔ Engine Diagnostics - Cummins, Paccar, Detroit & more

✔ Brake & Suspension Repair

✔ DPF & DEF System Service

✔ Fleet Preventive Maintenance

Serving owner-operators, commercial fleets, municipalities, and trucking companies throughout South Texas.

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Our Services

  • Mobile Diesel Repair — On-site diagnostics and repairs.

  • Emergency Roadside Assistance — Fast roadside response.

  • Engine Diagnostics — Advanced diesel diagnostics.

  • DPF & DEF Service — Regens and aftertreatment repairs.

  • Brake & Suspension Repair — Brakes, wheel seals, bearings, suspension.

  • Fleet Maintenance — Preventive maintenance and service contracts.

Proudly Serving South Texas

‍ ‍Counties

  • Wilson County

  • Karnes County

  • Atascosa County

  • Guadalupe County

  • Gonzales County

  • Bexar County

  • DeWitt County

  • Bee County

  • Bastrop County

  • Travis County

  • Hays County

  • Kendall County

Don't see your location? Call us! We proudly provide mobile diesel repair and roadside assistance throughout South Texas and surrounding areas.

Cities

  • Floresville

  • San Antonio

  • Seguin

  • Gonzales

  • Karnes City

  • Pleasanton

  • Austin

  • New Braunfels

  • San Marcos

  • Surrounding communities

  • Other Service Areas

Need Mobile Diesel Repair?

24/7 Emergency Roadside Assistance

✓ Mobile Diesel Repair
✓ Fleet Maintenance
✓ Engine Diagnostics
✓ Brake & Suspension Repair
✓ DPF & DEF System Service
✓ DOT Inspections & Preventive Maintenance

📞 Call Now: 830-777-1555

📍 Serving South Texas

Request Service

Need emergency roadside assistance or scheduled fleet maintenance?

Fill out the form below and we'll contact you as soon as possible. For urgent roadside repairs, call 830-777-1555 for the fastest response.

Emergency? Call 830-777-1555 for immediate roadside assistance.

What Our Customers Say

⭐⭐⭐⭐⭐ Fast & Reliable Service
"GKP Fleet Maintenance got our truck back on the road quickly. Professional, knowledgeable, and great communication throughout the repair."

⭐⭐⭐⭐⭐ Excellent Mobile Mechanic
"They came directly to our location, diagnosed the issue fast, and had us running the same day. We'll definitely call GKP again."

⭐⭐⭐⭐⭐ Dependable Fleet Maintenance
"Honest pricing, quality work, and dependable service. Highly recommend GKP Fleet Maintenance & Diesel Repair for any fleet or roadside repairs."