EXPERT WORK. UNMATCHED ENGINE POWER.
Leading Medina and Bexar County in professional diesel care, Medina Valley Diesel provides elite technical skill for light and medium-duty rigs. We ensure your vehicle maintains peak industrial reliability for every daily demand.
FIND US
VISIT OUR SHOP AT2933 US HWY 90 W CASTROVILLE, TX, 78009
PHONE: (830) 584-5932
HOURS: WEEKDAYS- 8AM-6PM
SATURDAY- BY APPOINTMENT
ENGINEERING EXCELLENCE
ADVANCED DIAGNOSTICS
Deploying state-of-the-art scanning equipment to identify intricate mechanical faults with complete accuracy in medium-duty diesel units.
MAXIMUM OUTPUT
Precise tuning and hardware enhancements focused on unlocking the full potential and torque of your heavy-duty light diesel infrastructure.
Stringent preventative care routines that prioritize uptime, keeping your essential fleet vehicles mobile through the toughest conditions.
BUILT TO ENDURE
OFFERINGS
SYSTEM SCANS
Applying high-end industrial software to detect specific failures within electronic control units and vital engine components.
FUEL DELIVERY
Exact testing and professional regulation of common rail systems and high-pressure pumps to ensure smooth and powerful fuel flow.
POWER TUNING
Customized software adjustments made to boost horsepower while upholding the necessary efficiency for modern industrial diesels.
UPKEEP CARE
Scheduled protective services involving oil sampling, filtration swaps, and high-level safety reviews for long-term health.
FLEET SUPPORT
Scalable repair tracks for business diesel fleets, focused on reducing shop time and maximizing road-ready dependability.
REACH OUT
Elite mechanical support begins with a direct link. Whether you require fleet oversight, advanced engine troubleshooting, or high-tier power builds, our shop is prepared to revitalize your truck. Connect with us today through phone, or email via sales@medinavalleydiesel.com to book your slot or get a quote—we are dedicated to keeping your heavy-duty equipment operating at its very best.