Brakes are one of the most critical safety components on any truck, and failure can lead to major accidents or violations. Diesel Pro Sacramento provides:

• Freightliner brake repair for air brake leaks, damaged lines, and low-pressure issues.

• Peterbilt drum brake repair, including full replacements and adjustments.

• Volvo hydraulic brake repairs, with full diagnostics for master cylinders, brake lines, and wheel cylinders.

• Complete semi-truck brake inspections to ensure compliance with DOT safety regulations.
  

A failing starter or alternator can leave you stranded, unable to turn over your engine. Our roadside service covers:

• Emergency Volvo truck repair for alternator replacements and electrical troubleshooting.

• International semi-truck starter repair with on-the-spot diagnostics and new installations.

• Mobile truck repair for semi-trucks experiencing intermittent starting issues.

• Battery charging system checks to prevent unexpected power loss.

Fuel system issues can lead to poor engine performance, loss of power, or complete breakdowns. We handle:

• Cummins fuel system repair for fuel injector malfunctions, pump failures, and clogged filters. We also works on all Volvo engines
• Freightliner fuel system repair for all Freightliner engines including: Series 60, DD13, DD15, DD16, DD5 AND DD8 Freightliner Sacramento CA.

• Peterbilt repair for fuel leaks, bad lines, and failing fuel pressure regulators.

• Volvo mechanic services for contaminated diesel fuel system cleaning and diagnostics.

• Emergency fuel delivery for stranded trucks running low on diesel.

Battery Jump-Starts & Replacements

Dead batteries can be a common roadside issue, but they don’t have to keep you off the road for long. We offer:

• Roadside truck repair Sacramento for emergency jump-starts and voltage testing.

• Volvo mechanic services for diagnosing weak batteries and alternator issues.

• Truck parts including heavy-duty batteries, cables, and terminals.

• Alternator and battery testing to prevent future breakdowns.

Diesel Pro Sacramento works on all semi trucks and engines including: Freighliner, Peterbilt, Volvo, Mack, Kenworth, Paccar, Cummins, Cat. If you want the best diesel repair shop in Sacramento, Call or Contact Us Today!

Hydraulic Cylinder Repairs

Hydraulic failures can immobilize dump trucks, liftgates, and heavy-duty equipment. We specialize in:

• Hydraulic cylinder repair for leaking seals, damaged pistons, and slow operation.

• Truck parts, including hydraulic hoses, couplings, and fittings.

• Emergency roadside hydraulic system troubleshooting for semi-trucks and construction vehicles.

• Hydraulic pump replacements to restore lifting power in bucket trucks and hydraulic beds.

Trailer & Reefer Unit Repairs

When a trailer or reefer unit fails, it can cause major delays and spoilage for refrigerated loads. We provide:

• Trailer repair for damaged axles, suspension issues, and electrical wiring problems.

• Reefer unit diagnostics for malfunctioning compressors, temperature control failures, and refrigerant leaks.

• Landing gear and trailer coupling system repairs for safer loading and unloading.

• ABS brake system diagnostics to ensure trailer braking efficiency.

Def System & Regeneration Issues

Diesel trucks rely on Diesel Exhaust Fluid (DEF) systems to stay compliant with emissions regulations, but malfunctions can trigger warning lights or force regen cycles. We offer:

• Freightliner DEF system repair in Sacramento to fix clogged DEF injectors, sensors, and pumps.

• Peterbilt regen system troubleshooting, Colorado, including forced regenerations and EGR valve cleaning.

• Volvo diesel exhaust system repairs for DPF filter clogging and exhaust leaks.

• On-site ECM diagnostics to clear fault codes and optimize engine performance.

Best Diesel Mechanics in Sacramento CA

Our team of certified diesel mechanics in Sacramento, CA provides expert repairs for semi-trucks, heavy-duty trucks, and commercial fleets. Whether you need engine diagnostics, engine replacement, fuel system repairs, or transmission work, Diesel Pro LLC has you covered. Call today for fast, reliable diesel repair in Sacramento California!

Mobile Cummins Truck Repair Sacramento CA

Need Cummins truck repair Sacramento? Our expert diesel mechanics provide on-site Cummins engine diagnostics, repairs, and maintenance to keep your truck running at peak performance. From fuel injector issues and turbo repairs to DPF cleaning and full engine overhauls, we handle it all. Whether you're on the road or at your fleet yard, we come to you for fast, reliable service. Call Diesel Pro Sacramento today for professional Cummins repair!

Reliable Mobile Repair Services

Need fast and reliable repairs in Sacramento, California? Our expert mobile repair team provides on-site service to get you back on the road quickly. From brake and suspension repairs to electrical troubleshooting and axle work, we handle it all—wherever you are. Whether you're dealing with a breakdown or need routine maintenance, we've got you covered. Call Today for professional mobile repair in Sacramento!

Emergency Diesel Truck Repair

Stranded on the road? Our 24/7 diesel truck repair service in Sacramento, CA provides fast, professional roadside assistance to keep your truck running. We specialize in engine diagnostics, fuel system repairs, brake services, electrical issues, and more—day or night. Whether you're dealing with a breakdown or need emergency repairs, our expert mobile diesel mechanics Sacramento are ready to help. Call now for immediate service and get back on the road fast!