After-Treatment Diagnostic Services

Resolve Your Truck's After-Treatment Issues Today

Keeping your truck's emissions system performing well and meeting regulations requires professional after-treatment diagnostic services. At Marv's Towing & Repair Inc, we deliver complete diagnostic solutions for commercial truck after-treatment systems. Our skilled technicians use modern equipment to find and fix issues with:

• Diesel particulate filters (DPF)
• Selective catalytic reduction (SCR) systems
• Diesel oxidation catalysts (DOC)
• Exhaust gas recirculation (EGR) systems
• NOx sensors and DEF systems
• Regeneration problems

When after-treatment problems occur, they can quickly put your truck out of service and cause expensive repairs. Reach out to us for fast, accurate diagnostics and solutions.

Signs Your Truck Needs After-Treatment Diagnostic Services

Modern commercial trucks depend on properly working after-treatment systems. When these systems fail, they cause major operational problems. Look for these warning signs:

• Check engine lights or emissions system warnings
• Forced regeneration requirements
• Reduced engine power or limp mode
• Excessive exhaust smoke
• Poor fuel economy
• Unusual DEF consumption

These symptoms point to possible after-treatment system failures that need immediate attention. Ignoring these warning signs can damage your engine further and lead to costlier repairs later.

Why After-Treatment Diagnostic Services Are Critical

Your truck needs a working after-treatment system for legal compliance and best performance. Without regular diagnostics and maintenance, you face:

• Risk of expensive EPA non-compliance fines
• More downtime affects your profits
• Early component failure needs replacement
• Lower engine efficiency and performance
• Greater fuel consumption and operating costs
• Possible severe engine damage

Our diagnostic services catch problems before they become serious. With five decades of experience, our technicians know the ins and outs of after-treatment systems for all major truck brands, including Freightliner, Mack, Peterbilt, Volvo, and more.

Why Choose Marv's Towing & Repair

Selecting the right service provider for your truck's after-treatment system diagnosis makes a significant difference. Our family-owned business has served the trucking community since 1970, earning a solid reputation for dependability and quality service.

• Five decades of industry experience
• Specialized equipment for all major truck brands
• Around-the-clock emergency service
• Technicians trained in current after-treatment technologies
• Full service for Freightliner, Mack, Peterbilt, Volvo, and more
• Local ownership with personalized service

We back our work with a strong commitment to quality and customer satisfaction. Our deep understanding of truck systems ensures we provide accurate diagnostics and effective solutions for after-treatment issues.

Contact Us

Contact us today to schedule your after-treatment diagnostic service or learn how we can help maintain your truck's emissions systems for better performance and compliance.