Electrical issues can bring your entire operation to a halt. At United Diesel Repair in El Paso, Texas, we provide expert diagnostic and electrical repair services. Trust us with all your electrical repair needs.

Electrical Repairs and Diagnostic Services
Modern diesel trucks rely on complex electronic systems to perform. Whether it's a check engine light, faulty wiring, or a no-start issue, we offer accurate diagnostics and reliable repairs that get to the source of the problem—fast.
- Full-system diagnostic scans
- Starter and alternator testing and replacement
- Battery testing and electrical system repairs
- Fault code reading and clearing
- Wiring repairs and harness replacements
- Sensor and ECU troubleshooting
- Lighting and power accessory repairs
What Makes Us Different
Our technicians combine computer analysis with hands-on inspection to identify the real cause of electrical issues. From battery drain problems to ECU faults, we’re equipped to repair both basic wiring and complex diesel electronic systems. We service all classes of trucks, along with RVs, trailers, buses, heavy-duty equipment, and commercial fleets. We know time is money, and we’ll get your systems back online quickly and accurately.
Schedule Your Electrical Service Today: Call 469-912-2336
If your truck is showing warning lights or electrical problems, call United Diesel Repair at 469-912-2336 to schedule a diagnostic or repair service. We’ll get to the root of the issue—fast.
FAQs
What areas do you serve?
In addition to El Paso, Texas, we offer 24/7 mobile repairs, roadside assistance, and towing services to Las Cruces, NM; Hatch, NM; Alamogordo, NM, Deming, NM; Tularosa, NM; and more.
What is a full-engine diagnostic?
A full engine diagnostic involves scanning the vehicle’s electronic control unit (ECU) for fault codes, testing sensors and components, and performing physical inspections to pinpoint performance or electrical issues.
Can electrical wiring be repaired?
Yes, electrical wiring can often be repaired by splicing, replacing damaged sections, or fully rewiring circuits. Proper insulation and secure connections are essential to prevent future issues.
How can I get in touch?
Call United Diesel Repair at 469-912-2336 to schedule a diagnostic or electrical repair. We’ll get your truck powered up and back on the road.
Reliable Repairs
From small fixes to full overhauls, our repair capabilities are comprehensive. We handle engine repairs, brake system diagnostics, electrical troubleshooting, suspension fixes, transmission issues, and more. Whether it's one truck or an entire fleet, we’re ready to get you back on the road fast.
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