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Diesel Services

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  • Comprehensive Diesel Engine Repairs & Maintenance

    Diesel engines are the powerhouse behind commercial trucks, fleet vehicles, and heavy equipment. Keeping them in peak condition requires specialized care, expert diagnostics, and routine maintenance.

    At 312 Truck Body Repair & Painting, we offer diesel repair and maintenance services to ensure maximum efficiency, reliability, and longevity for your fleet. Our team specializes in diesel engine diagnostics, DEF system repairs, fuel system maintenance, and DPF cleaning, using the latest tools and techniques to prevent breakdowns and costly repairs.

    What to Expect
    Diesel Engine Diagnostics & Repair

    Detect and resolve performance issues, fuel inefficiencies, and engine trouble before they escalate.

    DPF Cleaning & Replacement

    Ensure compliance with emissions regulations and improve fuel efficiency with expert diesel particulate filter (DPF) services.

    Turbocharger Repair & Replacement

    Get more power and fuel efficiency with professional turbocharger servicing.

    DEF System Repairs & Maintenance

    Keep your truck’s diesel exhaust fluid (DEF) system running properly to meet emissions standards.

    Fuel System Repairs & Leak Detection

    Maintain peak performance with fuel injector servicing, leak repairs, and system diagnostics.

    Our Diesel Services & Support

    We're here to get your fleet back onto the road. Contact us for more information about any of these services.

    Diesel engine overhauls, DPF cleaning, and turbocharger replacements for trucks and fleets. Maximize performance with expert solutions.
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    Fuel and DEF system repairs for semi-trucks and commercial vehicles. Restore efficiency and performance with expert services.
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  • Trusted in Chicagoland & Surrounding

    Get Back On the Road Today