Coy's Diesel Sales, Service & Performance- logo
Call or Text

Request Service
Coy's Diesel Sales, Service & Performance- logo

Contact Us

Serving

Southern Louisiana

Coy's Diesel Sales, Service & Performance- logo

Request Service

Call or Text

(225) 217-0943

  • Home
  • Emergency Roadside Truck Repair
    • Air Brake Repair
    • Computer Diagnostics
    • Cooling System Emergencies
    • DOT Inspections
    • DPF Regenerations
    • Engine Troubleshooting & Repair
    • Fuel System Problems
    • On-Site Maintenance
    • Trailer Repair
    • Transmission Malfunctions
  • Heavy-Duty Diesel Mechanic
    • Caterpillar
    • Cummins
    • Detroit
    • Freightliner
    • International
    • Kenworth
    • Peterbilt
    • Volvo
  • Light-Duty Diesel Mechanic
    • Chevy - GMC
    • Cummins Diesel
    • Dodge - Ram
    • Duramax Engines
    • Ford
    • Isuzu
    • Isuzu Engine
    • Powerstroke Engines
  • Brands
  • About
    • FAQs
    • Reviews
  • Contact
    • Request Service
    • Areas Served
  • Home
  • Services
  • Brands
  • Reviews
  • About
    • FAQs
  • Contact
    • Request Service
    • Areas Served
  • Home
  • Emergency Roadside Truck Repair
    • Air Brake Repair
    • Computer Diagnostics
    • Cooling System Emergencies
    • DOT Inspections
    • DPF Regenerations
    • Engine Troubleshooting & Repair
    • Fuel System Problems
    • On-Site Maintenance
    • Trailer Repair
    • Transmission Malfunctions
  • Heavy-Duty Diesel Mechanic
    • Caterpillar
    • Cummins
    • Detroit
    • Freightliner
    • International
    • Kenworth
    • Peterbilt
    • Volvo
  • Light-Duty Diesel Mechanic
    • Chevy - GMC
    • Cummins Diesel
    • Dodge - Ram
    • Duramax Engines
    • Ford
    • Isuzu
    • Isuzu Engine
    • Powerstroke Engines
  • Brands
  • About
    • FAQs
    • Reviews
  • Contact
    • Request Service
    • Areas Served

Call or Text

Coy's Diesel Sales, Service & Performance

(225) 217-0943

CALL US
TEXT US
Detroit logo with a circular design and arrows, and the word
Button
Ram logo: A silver ram head emblem within a black shield above the word
Button
Ford logo, blue oval with white
Button
Freightliner logo with the word
Button
GM logo in white letters on a blue square with a silver bar below.
Button
GMC logo in red and silver.
Button
International logo, a black diamond with a white vertical line, and the word
Button
Isuzu logo: black text
Button
Kenworth logo with a badge icon and white text on a black rectangle.
Button
Peterbilt logo: white script on black oval.
Button
Volvo logo in blue text on a white background.
Button

Learn more about

Coy's Diesel Sales, Service & Performance

Watch Video

Coy's Diesel Sales, Service & Performance

VISIT US
,
Get Directions
SERVING AREA

Southern Louisiana

and surrounding areas

CONTACT US

(225) 217-0943

Send a Message
BUSINESS HOURS
Mon - Thu
7:00 am - 6:00 pm
Fri - Sun
Closed

24/7 Roadside Assistance for Tractor Trailers | Note: We Do Not Work On Vehicles Older Than 1997

SITE LINKS
  • Home
  • Emergency Roadside Truck Repair
  • Heavy-Duty Diesel Mechanic
SITE LINKS
  • Home
  • Emergency Roadside Truck Repair
    • Air Brake Repair
    • Computer Diagnostics
    • Cooling System Emergencies
    • DOT Inspections
    • DPF Regenerations
    • Engine Troubleshooting & Repair
    • Fuel System Problems
    • On-Site Maintenance
    • Trailer Repair
    • Transmission Malfunctions
  • Heavy-Duty Diesel Mechanic
    • Caterpillar
    • Cummins
    • Detroit
    • Freightliner
    • International
    • Kenworth
    • Peterbilt
    • Volvo
  • Light-Duty Diesel Mechanic
    • Chevy - GMC
    • Cummins Diesel
    • Dodge - Ram
    • Duramax Engines
    • Ford
    • Isuzu
    • Isuzu Engine
    • Powerstroke Engines
  • Brands
  • About
    • FAQs
    • Reviews
  • Contact
    • Request Service
    • Areas Served
Home
Call or Text Pop
Privacy Policy | Do Not Share My Information | Conditions of Use | Notice and Take Down Policy | Website Accessibility Policy
© 2026 The content on this website is owned by us and our licensors. Do not copy any content (including images) without our consent.
Contact Us
{{placeholder_retargeting_pixel}}
{{placeholder_footer_reserve4}}
{{placeholder_footer_reserve5}}
{{placeholder_footer_reserve6}}
{{placeholder_footer_reserve7}}