Sierra Heavy Equipment Repair — Irving, TX
Mobile Heavy Equipment Repair in Irving, TX
Based in Irving. Hydraulic repair, diesel diagnostics, and general mechanical — we come to your jobsite.
Diagnosis: $150–$250 (Based on equipment + travel distance)
Hydraulic hose burst under load
Excavator, loader, or skid steer leaking fluid on the pad. Pressure spike or age-related failure.
Diesel no-start or hard start
Engine won’t turn over, weak crank, glow plug failure, or fuel supply issue.
Derate / limp mode
DEF system fault, regen failure, or sensor malfunction forcing reduced power.
Cylinder drift or slow operation
Internal seal failure, scored rod, or low hydraulic fluid causing sluggish response.
Overheating under load
Blocked radiator, failed water pump, or coolant leak during sustained operation.
Electrical / no-crank
Dead batteries, bad starter, corroded connections, or wiring faults.
- —Hydraulic hose fabrication and replacement
- —Cylinder reseal and rebuild
- —Pump and valve diagnosis and repair
- —Diesel engine diagnostics (codes, derate, no-start)
- —Fuel system and injector service
- —Cooling system repair
- —General mechanical and undercarriage work
Equipment & Brands We Service
Call or Text
Tell us your location, equipment type, and symptoms. We confirm availability.
Dispatch & ETA
We send a tech from Irving with the right tools and parts for your issue.
On-Site Diagnosis
Your tech inspects the equipment, diagnoses the problem, and provides a clear estimate.
Repair & Invoice
We complete the repair on-site. You get an invoice and you’re back to work.
FAQ
Sierra Heavy Equipment Repair is based in Irving, TX and provides mobile on-site repair across the DFW metroplex. We specialize in hydraulic repair, diesel diagnostics, and general heavy equipment maintenance for construction, demolition, and industrial fleets. Our techs travel to your jobsite with the tools, parts, and diagnostic equipment to get your machines back in service. Owned and operated by Ramon Sierra and Ulysses Sierra.
Diagnosis fee: $150–$250 (Based on equipment + travel distance).Mon–Sat: 7 AM – 6 PM.
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