Diesel Engine Repair
Complete diesel engine diagnostics, repair, and overhaul for all semi truck makes and models. Certified mechanics using OEM-quality parts.
Lancaster, TX — Serving the Dallas-Fort Worth Metroplex
Trusted diesel mechanics ready around the clock. Whether it's a roadside breakdown at 2 AM or a scheduled fleet service, SG Truck Repair keeps your trucks on the road and your business moving.
From emergency roadside repairs to full engine overhauls, SG Truck Repair handles it all — 24 hours a day, 7 days a week in Lancaster, TX.
Complete diesel engine diagnostics, repair, and overhaul for all semi truck makes and models. Certified mechanics using OEM-quality parts.
Broke down at 3 AM? We're ready. Our emergency response team is available around the clock to get your rig back on the road fast.
Full trailer repair services including flatbed, reefer, dry van, and tanker trailers. Door repairs, floor patching, landing gear, and more.
Semi truck brake inspection, adjustment, and replacement. Air brake systems, drum brakes, disc brakes, and full FMCSA-compliant service.
Keep your fleet DOT-compliant. We perform thorough Department of Transportation inspections and handle all required repairs on-site.
Wiring, lighting, alternator, starter, and full electrical diagnostics. We troubleshoot and fix complex electrical issues fast.
Manual and automatic transmission diagnostics, rebuild, and replacement for all commercial truck brands. Expert clutch and driveline work.
Can't make it to our shop? Our mobile mechanics come to you anywhere in the DFW metroplex. 24/7 on-site truck and trailer repair.
Leaf springs, air ride suspension, kingpins, tie rods, and complete steering system repair. Keep your rig handling safely on every haul.
We answer the phone at 2 AM on a Sunday. No voicemail, no waiting — real mechanics ready to help around the clock, every day of the year.
Our technicians are trained on all major semi truck brands — Freightliner, Kenworth, Peterbilt, Volvo, International, Mack, and more.
No hidden fees, no surprise charges. We give you a clear estimate before we start and stand behind our work with a satisfaction guarantee.
Downtime costs money. We work efficiently to diagnose and fix the problem fast so you can get back on the road and back to business.
Our emergency team is standing by right now — day or night, rain or shine. One call and we're on it.
(214) 247-6475 Call For Emergency ServiceBased in Lancaster, we provide semi truck and trailer repair services throughout the Dallas-Fort Worth area and beyond.
Yes. SG Truck Repair is open 24 hours a day, 7 days a week, including holidays. We provide emergency semi truck and trailer repair services around the clock in Lancaster, TX and the surrounding Dallas-Fort Worth area. Call us anytime at (214) 247-6475.
We repair all major semi truck brands including Freightliner, Kenworth, Peterbilt, Volvo, International, Mack, and Western Star. We also service all trailer types including flatbeds, reefers, dry vans, and tankers.
Yes. SG Truck Repair offers mobile repair services throughout the Lancaster, Dallas, and DFW metroplex area. If your truck breaks down on the road, our mobile mechanics will come to you 24/7. Just call (214) 247-6475.
SG Truck Repair is located at 404 N Jefferson St SUITE 2B, Lancaster, TX 75146. We are conveniently located near I-35E and I-20, providing quick access for trucks traveling through the Dallas-Fort Worth area.
Yes, SG Truck Repair performs DOT inspections and helps ensure your truck and trailer meet all Department of Transportation safety requirements. We can also handle any repairs needed to pass inspection.
We pride ourselves on fast response times. For in-shop emergencies, we can often begin work immediately. For mobile service calls in the Lancaster and DFW area, we dispatch our team as quickly as possible. Call us at (214) 247-6475 for the fastest response.
24/7 semi truck and trailer repair in Lancaster, TX. One call is all it takes.
(214) 247-6475404 N Jefferson St SUITE 2B
Lancaster, TX 75146
Open 24 Hours / 7 Days a Week
Including Holidays