About STG mobile diesel repair
St. George sits on a major corridor for freight moving through southern Utah, with I-15 connecting regional distribution and pulling steady diesel traffic through the area. STG mobile diesel repair operates from 1275 E Red Hills Parkway in St. George, Utah, and serves a 15-mile radius including Washington, Hurricane, and Toquerville. The shop handles diesel engine repair, bus repair, and DOT inspections, with mobile service capabilities that dispatch round-the-clock to keep owner-operators and fleet vehicles moving. Available 24/7 for emergency calls, the operator responds to breakdowns and scheduled maintenance across the local service area. Call (435) 319-9624 for diesel repair and mobile service.
Gallery
Our Services
Bus Repair
DOT Inspections
Diesel Engine Repair
Diesel Specialist
Emergency Repair
Mobile Service
Customer Reviews
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Verified Customer
Google Review
Spencer and Marcus from STG were great! My Ford F-350 Diesel broke down in St George on a Saturday at 4pm, I was towing my travel trailer to Zion National Park from CA. AAA towed my truck to STG Diesel Repair. Spencer began repairs on my ...
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Verified Customer
Google Review
Traveling on vacation in a 30 foot motorhome from Washington State we blew a rear inner tire on I-15 several miles from st George Utah. Neither AAA nor the RV insurance had a provider to help on the highway. We called the first mobile ...
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Verified Customer
Google Review
Spencer was honest and up front. He did exactly what he said he would, at a reasonable price. A welcomed relief after such an ordeal! Spencer make quick work of my 6.0L and had me rolling sooner than I expected. I wish all mechanics ...