Canyon Lake Shop: 13100 FM 306 #B, Canyon Lake, TX 78133
South Austin Coverage

Diesel, Heavy Equipment & Auto Repair in San Marcos, TX

Comprehensive auto, diesel, and heavy equipment mechanics serving San Marcos and Hays County.

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San Marcos, TX

Why Drivers & Equipment Owners in San Marcos Trust Darnall Diesel

Commercial Truck Care

Available for shop appointments or on-site field trucks in San Marcos.

AC & Heating Service

Available for shop appointments or on-site field trucks in San Marcos.

Excavator & Skid Repair

Available for shop appointments or on-site field trucks in San Marcos.

Popular Services Dispatched to San Marcos

Brake Replacement
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Diagnostic Services
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Engine Tune-Ups
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Suspension Repair
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AC Repair
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Transmission Repair
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Request Service in San Marcos

Pre-selected location: San Marcos, TX