Mobile Diesel Mechanics in Manassas, VA

K&L Auto & Diesel Repairs is Virginia's #1 mobile diesel mechanic team. If you require repair and maintenance service for your truck or fleet in Virginia, trust the experienced team at K&L. We come to your location to perform a range of truck repair and maintenance services, including preventive maintenance, tuning, alignment, & more. Based in Manassas, VA, our coverage includes up to 25 miles in every direction. Get in touch today to schedule mobile mechanic services in Virginia!
Mechanic doing repair of a heavy duty diesel truck at K&L Auto and Diesel Repairs

General Truck Repair

At K&L Auto and Diesel Repair, we understand how important it is that your vehicle is in top-performing condition. You can rely on the certified mechanics at K&L Auto and Diesel Repairs To have the ability to fix just about anything on your diesel truck.
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Mechanic performing heavy equipment repair at K&L Auto and Diesel Repairs

Heavy Equipment Repair

Our quick and reliable mobile heavy equipment repair addresses problems caused by accidents, contamination, deterioration, poor maintenance, age, and normal usage. At K&L Auto and Diesel Repair, we’ve seen it all and because of that, we can repair it all.
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Mobile Truck Repair Service at K&L Auto and Diesel Repair

Mobile Truck Repair

One of the key differences of K&L Auto and Diesel Repairs is that we are a mobile-only service shop. Our service area is within a 25-mile radius around Manassas, VA. and offers after-hour service by appointment. We have chosen to focus on mobile repair because we understand that taking your vehicle off the road or moving off-location means more downtime. So we come to you.
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Mechanic performing Preventive Maintenance service at K&L Auto and Diesel Repairs

Preventative Maintenance

Preventative maintenance ensures that a vehicle runs efficiently, safely, and for as long as possible. Putting off regularly scheduled maintenance leads to bigger problems, more damage, and costly repairs.
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Mechanic is doing truck wheel alignment at K&L Auto and Diesel Repairs

Truck Wheel Alignment

Proper wheel alignment on a diesel truck is an important part of having a smooth driving experience, safe control of the vehicle, efficient operation, and avoiding increased wear and potential damage to the suspension.
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Mechanic doing ECM tuning of truck at K&L Auto and Diesel Repairs


It’s important to select a certified and trained heavy-duty diesel repair technician to perform your custom ECM tuning in order to ensure that there are no negative effects on exhaust emissions. At K&L Auto and Diesel Repairs in Manassas, VA we work with you to understand your wants and the usage of your truck and then customize the tuning of your engine for those needs.
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Contact Us

K&L Auto & Diesel Repairs is a mobile-only truck & equipment repair service operating Monday through Friday from 9am-6pm. Our service area is within a 25-mile radius around Manassas, VA. We also offer after-hour and weekend service by appointment.
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Mon-Fri: 9am-6pm
Sat-Sun: Appointment only
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