205 Diesel Repair LLC

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205 Diesel Repair LLC Whether big or small, short or tall.

We are the One-Stop Shop for ALL Diesel truck needs in Rockwall Texas; offering repair, performance, and customization for pickups and semis. Full Service Truck & Trailer repair, providing Aftertreatment diagnostics and repair, New & Used Tires, Brakes, Preventative Maintenance, electrical, In-frame overhauls, and anything else

This week Clint, Robert, and Kenneth hit the road, left Texas, and attended a 2-Day training event focused on advanced e...
10/07/2026

This week Clint, Robert, and Kenneth hit the road, left Texas, and attended a 2-Day training event focused on advanced electrical diagnostics. They were so excited to have the chance to better themselves and be able to offer our customers even more.

No matter how long you’ve been doing something, there’s always more you can learn, or learn to do better. And we are blessed to be able to invest in our team members in ways like this. We can’t wait to see what all they bring back with them!

We get asked a lot if we work on the 3.0L Duramax.Oh, we do. And we’ve been seeing more and more of these in the shop la...
09/15/2026

We get asked a lot if we work on the 3.0L Duramax.

Oh, we do. And we’ve been seeing more and more of these in the shop lately. The most common issues we’re running into are electrical problems related to kinked and rubbed through engine harnesses, injector issues, and emissions/aftertreatment problems.

This particular harness had multiple overlays already from the dealer and was still catching new problems everytime they turn around. We are going in with a brand new harness with new routing and protection to prevent any further rub-spots.

If your 3.0 Duramax is giving you trouble, give 205 Diesel a call. We can diagnose it and get it taken care of properly.

09/11/2026

4 years in business, over 100 review 5 star reviews, and several thousand diesel trucks serviced..

We continue to be the #1 choice for all diesel truck needs in Rockwall 🙏

09/03/2026
07/23/2026

205 Diesel will get you STRAIGHTENED out 😉

We are capable of aligning
2500’s ✅
Duallys ✅
Cab & Chassis w extended frames ✅
Roll-off Tow Trucks ✅
Small Motorhomes ✅

07/21/2026

It’s true sometimes we are able to save the truck before complete contamination. However on this one, the DEF had already passed the pump and injectors and was in the return lines. At that point, there’s no other option besides replacing the fuel system.. a half-assed repair at this stage cause even more harm by wrecking his emissions filters and then he would likely end up at the shop again to the fuel system in a week. We have seen this play out many times when customers try to choose a cheaper option.

We will get him repaired with a new fuel system and back on the road.

Ready to take your diesel truck to the next level? We just finished up on ANOTHER custom build!Check out this 2024 F250 ...
06/28/2026

Ready to take your diesel truck to the next level?

We just finished up on ANOTHER custom build!

Check out this 2024 F250 King Ranch - WOW,

- complete 8” 4-Link Conversion lift kit from Wicked
- 24” KG1 Clique wheels, all billet center caps, inside of Predator 37”x13.5 Mud Terrains
- Paint-matched Wicked coil plates

This thing is SICK.

If you’re ready to set your truck apart from the rest, call or message us for a consultation. We can sit down, discuss exactly what you’re going for, and make it happen.



06/23/2026

These days, a code scanner can only give you the tip of the iceberg.

A fault code describes a condition, but it can’t explain why it’s happening, or what’s causing it to happen.

That’s where experienced technicians, professional tools, and OEM troubleshooting manuals come into play.

If you’re missing any one of those 3 things, you’ll likely end up chasing your tail or wasting your money replacing countless parts.

This is the level of care we treat every truck with that comes into our shop.

Address

1611 Highway 276
Rockwall, TX
75032

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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