Peterbilt Truck Repair in San Antonio, TX
Call Today for Mobile Peterbilt Repair
When your Peterbilt truck breaks down, every minute counts. Lone Star Diesel Solutions provides fast, professional Peterbilt diesel repair in San Antonio, TX and throughout our 150-mile service area. Whether you’re an independent driver hauling long haul freight or managing a fleet of Peterbilt 579s, 389s, or vocational trucks, our certified diesel mechanics come to you — roadside, jobsite, or yard — to get your truck moving again.
Mobile Repair for Peterbilt Owner-Operators & Trucking Companies
Peterbilt drivers know the demands of Texas highways: heavy payloads, oilfield routes, and long hauls that push trucks to the limit. Instead of wasting half a day at the dealership, our mobile diesel mechanics bring professional Peterbilt repair directly to your location — roadside, dock, or construction site.
We provide mobile service for all major Peterbilt models, including:
Peterbilt 579 – Long-haul sleeper & day cab tractors
Peterbilt 389 – Classic heavy-duty truck for independent operators
Peterbilt 567 – Severe-duty construction & vocational applications
Peterbilt 337 & 348 – Medium-duty trucks for utility and delivery fleets
Peterbilt 220 – City delivery & regional transport
Whether you’re an owner-operator running solo or managing a fleet of Peterbilts, Lone Star Diesel Solutions delivers fast, reliable, and cost-effective repairs across San Antonio and South Texas.
Roadside Service When Breakdowns Happen
We provide 24/7 mobile Peterbilt repair along major Texas highways:
I-10 (toward Houston & El Paso)
I-35 (toward Austin, Dallas & Laredo)
I-37 (toward Corpus Christi & Eagle Ford Shale)
Loop 410 & Hwy 281
No tow trucks needed — we bring the shop to you.
Common Peterbilt Repairs We Handle
Our mobile diesel mechanics are equipped to troubleshoot and repair all major Peterbilt systems, including:
Engine diagnostics & repair (Cummins & PACCAR engines)
Fuel system service – injectors, priming, and fuel delivery issues
Electrical diagnostics & wiring repair
Radiator & cooling system repairs – critical in Texas heat
Brake & suspension service – including DOT inspections
Transmission, clutch & driveline repairs
Aftertreatment & DEF system troubleshooting
Battery, alternator & starter replacement
Our Peterbilt diesel mechanics specialize in engine performance, DEF systems, and electrical diagnostics for both day cabs and sleepers. Based near San Antonio, we offer fast, mobile service for Peterbilt models of all sizes. You can also explore our Kenworth and Freightliner repair pages to see full service options across all Class 8 brands.
Why Truckers Choose Lone Star Diesel Solutions for Peterbilt Repair
With decades of experience servicing Peterbilt trucks, we know what South Texas truckers value most: reliability, speed, and honesty.
Mobile diesel mechanics trained in all Peterbilt models
Faster response times within San Antonio and across our 150-mile service area
Affordable repairs that minimize costly dealership downtime
Full DOT compliance support for Peterbilt fleets and trucking companies
Trusted by local Peterbilt fleets and independent truckers alike
Local knowledge of San Antonio highways, freight corridors, and rural haul routes
When you call, you don’t get an answering service — you get a Peterbilt diesel mechanic who knows how to solve problems fast.
The Cost of Downtime
According to industry studies, a downed truck can cost $450–$750 per day in lost revenue, not counting missed contracts or penalties. Our goal is to minimize downtime so you get back on the road as quickly as possible.
Owner-operators often tell us that a repair completed roadside by our mobile team saves them an entire day compared to waiting at a dealership. Fleet managers report lower overall costs when using our preventive maintenance and emergency repair services.
Don’t let a breakdown derail your schedule. Call Lone Star Diesel Solutions at 830-200-9855 for fast, reliable mobile diesel repair in San Antonio, TX and within 150 miles.
Call for Immediate Service
(830)200-9855
Service Area
Lone Star Diesel Solutions proudly provides Peterbilt truck repair in San Antonio and across a 150-mile radius, covering:
Bexar County & Greater San Antonio
Atascosa, Wilson & Karnes Counties (rural trucking & farm-to-market routes)
Medina, Frio & Uvalde Counties (oilfield & ranching regions)
Guadalupe, Comal & Hays Counties (distribution hubs & I-35 corridor)
- I-10, I-35, I-37, Loop 410 & Hwy 281 corridors
If you’re running freight through South Texas, Lone Star Diesel Solutions has you covered.
Call Today for Mobile Peterbilt Repair
Don’t let a breakdown cost you time and revenue. Call Lone Star Diesel Solutions at 830-200-9855 for fast, professional Peterbilt repair in San Antonio, TX and across South Texas. Our mobile diesel mechanics are available 24/7 to keep your truck running strong.
FAQ
Do you repair all Peterbilt models?
Yes, our mechanics service all Peterbilt models, including the 579, 389, 567, 337, and 220. From long-haul tractors to medium-duty fleet trucks, we have you covered.
Can you service Peterbilt fleets as well as single trucks?
Absolutely. We work with independent operators, small fleets, and large trucking companies to provide both emergency repair and preventive maintenance.
Do you provide roadside Peterbilt repair outside San Antonio?
Yes. Our service area covers up to 150 miles around San Antonio, including Eagle Ford Shale, Corpus Christi routes, and South Texas highways.
How fast can you respond to a breakdown?
Response times depend on location, but in most cases we can be on-site in under 90 minutes within San Antonio and surrounding counties.
Do you work on PACCAR engines in Peterbilt trucks?
Yes. Many Peterbilt trucks are powered by PACCAR MX engines, and our diesel mechanics are fully trained to diagnose and repair PACCAR systems along with Cummins engines commonly used in Peterbilts.
Can you help with aftertreatment problems on Peterbilt trucks?
Absolutely. We frequently handle DPF cleaning, DEF system repairs, and sensor replacements on Peterbilt trucks. These issues are common in South Texas due to heat and long-haul conditions, and we get them resolved quickly to keep you compliant.