Tri-County Diesel Service

Tri-County Diesel Service Tri-County Diesel Service offers incomparable and complete truck repair and maintenance services.

A failing semi exhaust system doesn’t just affect performance, it can cost you time on the road. Trust Tri-County Diesel...
07/15/2026

A failing semi exhaust system doesn’t just affect performance, it can cost you time on the road. Trust Tri-County Diesel Svc for professional exhaust repair that keeps your truck reliable. Schedule service today at https://tricountydieselservice.com.

Delayed engagement or slipping gears can be early signs of transmission trouble. Let Tri-County Diesel Svc inspect your ...
07/13/2026

Delayed engagement or slipping gears can be early signs of transmission trouble. Let Tri-County Diesel Svc inspect your semi-truck and address issues before they grow. Set up your visit at https://tricountydieselservice.com.

At Tri-County Diesel Svc, we specialize in semi-truck repair. Semi-trucks require regular maintenance to ensure every tr...
07/08/2026

At Tri-County Diesel Svc, we specialize in semi-truck repair. Semi-trucks require regular maintenance to ensure every trip is safe and secure. If you need routine vehicle inspections, schedule an appointment with one of our seasoned technicians. Call us today or visit https://tricountydieselservice.com to learn more about our services options!

A failing alternator can cause stalling or electrical weakness. Burning smells or battery warnings are signs you need el...
06/29/2026

A failing alternator can cause stalling or electrical weakness. Burning smells or battery warnings are signs you need electrical repair. Get ahead of the issue and let our technicians at Tri-County Diesel Svc help. Schedule your services online at https://tricountydieselservice.com.

Is your vehicle's air conditioning no longer working properly? The issue could be something minor like a clogged filter,...
06/24/2026

Is your vehicle's air conditioning no longer working properly? The issue could be something minor like a clogged filter, or more complex such as a faulty compressor or a leak. At Tri-County Diesel Svc, our team of collision repair experts is equipped to handle all A/C problems and other vehicle issues. Schedule an appointment today by visiting https://tricountydieselservice.com and let us help you stay cool on the road!

A slipping or hard-to-engage clutch can mean big trouble on the road. Routine clutch adjustments and inspections at Tri-...
06/22/2026

A slipping or hard-to-engage clutch can mean big trouble on the road. Routine clutch adjustments and inspections at Tri-County Diesel Svc extend its life and save you from expensive repairs. Let us inspect your clutch today, schedule service on our website asap! https://tricountydieselservice.com

An engine starved of air wastes fuel. A clean air filter ensures your semi truck runs smoother and saves on fuel costs. ...
06/17/2026

An engine starved of air wastes fuel. A clean air filter ensures your semi truck runs smoother and saves on fuel costs. Book with our truck technicians at Tri-County Diesel Svc in San Antonio to keep your rig efficient by calling and speaking with a team member ASAP about appointments! https://tricountydieselservice.com

Fleet managers know downtime is expensive. That’s why Tri-County Diesel Svc offers reliable semi-truck exhaust repairs t...
06/15/2026

Fleet managers know downtime is expensive. That’s why Tri-County Diesel Svc offers reliable semi-truck exhaust repairs to keep every vehicle in your lineup operating at peak performance. Schedule service today at https://tricountydieselservice.com.

A well-functioning transmission supports reliable hauling and smooth operation. If something feels off, let Tri-County D...
06/10/2026

A well-functioning transmission supports reliable hauling and smooth operation. If something feels off, let Tri-County Diesel Svc check your semi truck's transmission. Schedule your inspection at https://tricountydieselservice.com.

Dim lights, slow starts, or frequent jumps are all warning signs your semi truck battery needs attention. At Tri-County ...
06/08/2026

Dim lights, slow starts, or frequent jumps are all warning signs your semi truck battery needs attention. At Tri-County Diesel Svc, we’ll diagnose the problem and get you back on the road with confidence. Schedule your truck's appointment today at https://tricountydieselservice.com.

Address

18515 Wilhelm
San Antonio, TX
78266

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Website

Alerts

Be the first to know and let us send you an email when Tri-County Diesel Service posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to Tri-County Diesel Service:

Shortcuts

Share

Category