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Coy's Diesel Sales, Service & Performance provides diesel truck repair, fuel system repair, turbochargers, transmissions, and digital inspections to Southern Louisiana.
Coy's is the place to go for Diesel repairs. My boss has brought our fleet there for as long as I can remember.
CM
Chris McMurray
Apr 30, 2025
1.0
DO NOT USE THIS COMPANY!!
If you are a driver, dispatcher, or maintenance supervisor please note this review. This company is not reliable and will leave you or your driver hanging. I called the at 21:48 on 4/29/25. They said that they will dispatch a tech and the tech would call me. While the tech never expressly called to say that they were on the way it is implied and not that unusual for the tech not to call or not to call until they are leaving to the location. At this point I was of the thought that this issue was going to be handled. At 04:50 I called them back to check the status because my driver was still sitting and had informed me that no one had showed up. Upon calling them back they stated that nobody was ever sent out to the location. I understand that sometimes there may be calls that you can't fulfill and in that situation it is common practice and courtesy to call the customer back and inform them of this this never happen. When I confronted them with this they made excuses and tried to play semantics and word games to justify their not going out or even informing me that they wouldn't be going out which is the major part of this. If you can't handle the call fine but at least inform your customer so they can call someone else. That is the normal course of action and how business is usually conducted. Thank you and if you do call them I hope that you or your driver has better luck than we did. For myself I and my company will never be using this service again as time is paramount in this industry.
DW
Derrick Wilson
Oct 26, 2021
5.0
Love this place......some people will bring up the prices but I have no problems because one thing I can say is you get what you pay for.....they are quality!!!!!!!!
BS
Brandy Shone
Jul 10, 2021
5.0
I was in Hammond, La area when my 2005 Ford Excursion 6.0 turbo diesel started dying. I contacted every mobile mechanic I could locate in the area (from Baton Rouge to Slidell and all surrounding areas). I couldn’t find a single person or company that would come help me out. It was me, my husband, five of our kids including my baby. Not only did I have an SUV that now wasn’t running, I also had a camper that had to be moved by 2pm on Saturday AND we were four hours from home. I reached out to Coy’s for help. They were the ONLY place that said they’d come and gave me a price. The. ONLY. BUSINESS! They were professional and courteous. I ended up having to tow it back home to Pineville, but had this happened earlier in the week instead of a Friday after business hours, I’d without a doubt bring it to Coy’s or have them come out if I had more time to deal with the issue. Thank you for your offer to help. I’m so much more grateful than I can express here.
Frequently Asked Questions About Coy's Diesel Sales, Service & Performance
How long would it take to get my truck checked out?
Based on our extensive experience as diesel mechanics, we typically estimate a thorough inspection and diagnosis to take between two to three days.
What kind of parts do you use?
At Coy's Diesel Sales, Service & Performance, we prioritize the use of original equipment manufacturer (OEM) parts or superior alternatives. This ensures that your diesel repair is completed with high-quality components, promoting safe and reliable performance when you return to the road.
Why should I choose Coy's Diesel Sales, Service & Performance?
Our team consists of certified technicians with decades of combined experience in diesel truck repair. We conduct a comprehensive digital inspection of your vehicle, not only to diagnose the current issue but also to identify potential problems in other systems. This approach allows you to make informed decisions about addressing immediate concerns and planning for future maintenance needs.
What are Coy's Diesel Sales, Service & Performance's regular business hours?
Coy's Diesel is open Monday through Friday from 7:30 AM to 5:00 PM and closed on Saturdays and Sundays.
What types of diesel truck repairs does Coy's Diesel specialize in?
They specialize in diesel truck repair, fuel system repair, turbochargers, transmissions, and digital inspections.
What brands does Coy's Diesel work with?
They service brands including Ford, GM, GMC, Dodge and Ram, Isuzu, Powerstroke Engines, Duramax Engines, Cummins Diesel, Kenworth, Freightliner, Peterbilt, International, Volvo, Detroit, and Cummins Caterpillar.
Why should I choose Coy's Diesel for my truck service needs?
Coy's Diesel has certified technicians with decades of experience, performs comprehensive digital inspections to diagnose current and potential issues, helping you make informed repair and maintenance decisions.
How long does the truck diagnostic process take at Coy's Diesel?
The standard diagnostic process typically takes 2 to 3 days to thoroughly assess your truck's condition.
What kind of parts are used by Coy's Diesel for repairs?
They use OEM parts or higher quality alternatives to ensure durable and reliable repairs.
Which nearby restaurant can I visit for a meal before or after my appointment at Coy's Diesel?
Krispy Krunchy Chicken is a nearby chicken restaurant located close to Coy's Diesel to grab a quick and tasty meal.
Where can I get fuel or other essentials near Coy's Diesel?
Double A Discount, a gas station and specialty grocery store, is near Coy's Diesel for fueling and convenience shopping.
If I need a rental car near Coy's Diesel, what options are available?
Hertz Rent A Car and Enterprise Rent-A-Car are nearby travel services where you can rent vehicles while servicing your truck.