Reliable Diesel Generator Repair for Commercial & Industrial Power Systems

When your diesel generator fails, your entire operation is at risk. At SDP, we provide fast, expert diesel generator repair services to keep your facility running without interruption. With over 30 years of experience in power generation systems, our certified technicians diagnose and repair issues quickly—minimizing costly downtime and restoring reliable power when you need it most.

Whether you operate a hospital, water district, industrial plant, or commercial facility, we understand how critical dependable backup power is to your operations.

Common Diesel Generator Issues We Repair

Diesel generators are complex systems that require specialized expertise. Our team is equipped to handle a wide range of repair needs, including:

• Fuel system contamination or inefficiencies
• Battery failures and starting issues
• Cooling system malfunctions and overheating
• Electrical faults and control system errors
• Worn or failing engine components
• Exhaust and emissions-related problems

Addressing these issues early can prevent major failures and extend the lifespan of your equipment.

24/7 Emergency Diesel Generator Repair

Power outages don’t follow a schedule—and neither do we. Our team is available 24/7 for emergency diesel generator repair across Southern California.

We respond quickly to:

• Unexpected generator failures
• Power loss emergencies
• Critical system breakdowns
• Industrial and municipal outages



Our goal is simple: get your system back online fast and keep your business operational.

Prevent Costly Downtime with Expert Maintenance

The best way to avoid emergency repairs is with proactive maintenance. At SDP, we offer customized service programs designed to fit your facility’s needs.

Our maintenance services include:

• Load bank testing
• Oil and coolant analysis
• Fuel polishing and filtration
• Inspection of electrical and mechanical components
• Automatic transfer switch (ATS) testing
• Switchgear and control system maintenance

Routine inspections help identify small issues before they turn into expensive failures, improving reliability and efficiency.

Diesel Generator Engine Repair & Overhaul

In addition to standard repairs, we provide full-service engine solutions, including:

• On-site field repairs
• In-frame engine overhauls
• Complete engine rebuilds
• Parts replacement and upgrades



Our technicians work on all major makes and models, ensuring your equipment is restored to peak performance as quickly as possible.

Industries We Serve

We provide diesel generator repair for a wide range of industries, including:

• Hospitals & healthcare facilities
• Municipal water districts
• Power plants & utilities
• Manufacturing & industrial facilities
• Commercial buildings & data centers



Our experience across these industries allows us to deliver solutions tailored to your specific operational demands.