Coys Diesel: Sales, Service & Performance

Coys Diesel: Sales, Service & Performance Diesel Truck Sales, Diesel Service & Repair, Diesel Performance parts & install!

Coy's Diesel Sales, Service & Performance provides diesel truck repair, fuel system repair, turbochargers, transmissions, and digital inspections to Southern Louisiana.

When your heavy-duty diesel truck needs expert care, our local diesel mechanics are here to help. With over 20 years of ...
08/17/2026

When your heavy-duty diesel truck needs expert care, our local diesel mechanics are here to help. With over 20 years of experience, we provide reliable solutions to keep your diesel engine running smoothly. Our family-owned shop offers comprehensive diagnostics with a quick turnaround of 2-3 days. Plus, we provide 24/7 emergency services for tractor-trailers, ensuring you're never left stranded. Whether it's a Caterpillar, Cummins, Detroit, or Freightliner engine, our certified technicians have the expertise to handle it all. Visit our website or call us today to learn more about our services.

https://www.coysdiesel.com/heavy-duty-diesel-mechanic

Looking for a reliable local diesel mechanic? Our expert team specializes in light-duty diesel vehicles, ensuring your e...
07/17/2026

Looking for a reliable local diesel mechanic? Our expert team specializes in light-duty diesel vehicles, ensuring your engine runs smoothly and efficiently. With over 20 years of experience, we offer comprehensive services from routine maintenance to emergency repairs. Our certified technicians are equipped with the latest tools and knowledge to tackle any diesel engine challenge. Whether you drive a Chevy, GMC, Cummins, Dodge, or Ram, we have the expertise to keep your vehicle in top condition. Experience the difference with our quick diagnostic turnaround and commitment to customer satisfaction. Visit our website or call us today to learn more about our services.

https://www.coysdiesel.com/light-duty-diesel-mechanic

Stuck on the road with a diesel truck issue? Our local diesel truck repairs service is here to save the day! With over 2...
06/17/2026

Stuck on the road with a diesel truck issue? Our local diesel truck repairs service is here to save the day! With over 20 years of experience, our skilled technicians provide 24/7 emergency roadside assistance to get you back on track quickly. We specialize in air brake repairs, computer diagnostics, and cooling system emergencies, ensuring your truck is in top shape. Don't let unexpected breakdowns disrupt your schedule. Visit our website or call us now for immediate support and experience the difference our expertise brings.

https://www.coysdiesel.com/emergency-roadside-truck-repair

Struggling with diesel repair issues? Our team of expert technicians is here to provide top-notch diesel truck repair se...
05/12/2026

Struggling with diesel repair issues? Our team of expert technicians is here to provide top-notch diesel truck repair services. With over 20 years of experience, we ensure your vehicle receives the care it deserves. We understand the importance of time in the trucking industry, which is why we offer quick diagnostic turnarounds and 24/7 emergency roadside assistance for tractor-trailers. Whether it's a routine check-up or an unexpected breakdown, our certified mechanics are ready to get you back on the road swiftly. Visit our website or call us today to learn more about our services and how we can assist you.

https://www.coysdiesel.com/

When it comes to local diesel truck repair, you need a team you can trust to get you back on the road quickly and effici...
05/08/2026

When it comes to local diesel truck repair, you need a team you can trust to get you back on the road quickly and efficiently. Our expert technicians bring over 20 years of experience to every job, ensuring your diesel vehicle receives the top-notch care it deserves. We understand the importance of time in the trucking industry, which is why we offer quick diagnostic turnarounds, typically within 2-3 days. Plus, our 24/7 emergency roadside assistance for tractor-trailers means you're never left stranded. Whether it's a routine check-up or an unexpected breakdown, we're here to help. Experience the difference with our reliable service and commitment to quality. Visit our website or call us today to learn more about how we can assist you.

https://www.coysdiesel.com/

Looking for expert light-duty diesel mechanic services? Our local diesel mechanic team is here to provide top-notch care...
05/01/2026

Looking for expert light-duty diesel mechanic services? Our local diesel mechanic team is here to provide top-notch care for your diesel vehicles. With over 20 years of experience, we specialize in diagnosing and repairing a wide range of light-duty diesel engines. Our certified technicians are equipped with the latest tools and knowledge to ensure your vehicle runs smoothly and efficiently. We offer comprehensive services including routine maintenance, emergency repairs, and pre-purchase inspections. Plus, our 24/7 emergency roadside assistance ensures you're never left stranded. Trust our family-owned business for reliable and excellent service. Visit our website or call us today to learn more about how we can keep your diesel vehicle in top condition.

https://www.coysdiesel.com/light-duty-diesel-mechanic

03/06/2026

2019 GMC 3500 LOW POWER ON ACCELERATE… 😬🛻

Had some fun with the work crew today!
02/28/2026

Had some fun with the work crew today!



02/17/2026

How this DPF was HIDING this truck’s problem‼️🛻💨

Address

13397 Airline Highway
Gonzales, LA
70737

Opening Hours

Monday 7am - 6pm
Tuesday 7am - 6pm
Wednesday 7am - 6pm
Thursday 7am - 6pm

Telephone

+12256473699

Website

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