Diesel Performance ECM Tuning Services | San Antonio
At 210 Truck Repair, we specialize in professional diesel ECM tuning and engine performance optimization for Class 8 trucks, trailers, and commercial fleets in San Antonio.
Services List
Top Rated Heavy Duty ECM Tuning San Antonio
Our mobile diesel ECM tuning services are designed to deliver real performance results, without the downtime of towing or shop delays. We reprogram your Engine Control Module (ECM) using advanced tuning software that’s compliant, custom-calibrated, and built for heavy-duty applications. Whether you need better fuel economy, more torque on hills, or smoother gear shifts under load, our diesel tuning experts deliver precision programming at your location, day or night.

Full-Service Diesel Engine ECM Tuning San Antonio
We tune heavy-duty diesel trucks, trailers, and fleet vehicles using certified tools and software. All tuning sessions include pre- and post-scan diagnostics and data logging. Our diesel tuning services include:
We service trucks, trailers, RVs, and commercial diesel vehicles from every major brand, and we customize every ECM map to your operating needs and goals.
Book Mobile Diesel ECM Tuning Today
Don’t wait for your truck to underperform or your fleet to fall behind. We bring custom diesel performance tuning to your location, 24/7.
Call (210) 460-1121 now for same-day ECM tuning in San Antonio.
210 Truck Repair | Mobile Diesel Performance & ECM Remapping Specialists
Mobile Diesel ECM Tuning | San Antonio & Surrounding Areas
Our mobile repair units are fully equipped with:
You get on-the-spot tuning and engine performance restoration with no towing or downtime. We arrive in 30-40 minutes for most emergency tuning calls across San Antonio.
Emergency Diesel ECM Tuning 24/7 On-Site Service
Whether your truck’s in limp mode or struggling to pass emissions, we offer:
Need immediate assistance on the road, at your yard, or at a job site? We respond 24/7 with full mobile tuning capabilities.
Diesel Performance ECM Tuning Work Images
Trailer ECM Tuning Services in San Antonio
We also provide diesel ECM tuning for trailer-mounted power units, including:
- Reefer unit ECM calibration
- Diesel APU (Auxiliary Power Unit) ECM reprogramming
- Idle reduction software updates
- Fuel economy tuning for trailer-based generators
- Trailer HVAC and power management tuning
Whether you’re operating Thermo King, Carrier, or custom trailer setups, we fine-tune them for extended run time, cooler operation, and better fuel use.





