Stett's Diesel Trucks

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Stett's Diesel Trucks Stett’s Diesel Trucks is an independent diesel truck dealer and repair shop. Sales, service, repair, performance and custom projects.

We serve the Aubrey, Pilot Point, Sanger, Denton, Frisco, Prosper, Celina and surrounding North Texas areas.

This 05 Ram 5.9L   ranch truck got a bit of a face lift, fully serviced and mechanically refreshed. It’s headed back up ...
10/26/2026

This 05 Ram 5.9L ranch truck got a bit of a face lift, fully serviced and mechanically refreshed. It’s headed back up north to be put to work. Have a custom project that you want to build? Big or small, we do it all. Give us a call.

FOR SALE - 2018 Ram 5500 Tradesman 4wd 6.7L Cummins* 6.7L Cummins Diesel* Aisin Heavy Duty transmission with PTO take of...
09/23/2026

FOR SALE - 2018 Ram 5500 Tradesman 4wd 6.7L Cummins

* 6.7L Cummins Diesel
* Aisin Heavy Duty transmission with PTO take off
* 4.88 Gears
* 4 wheel drive
* CM Truck Beds TM model work bed
* 187,031 miles
* No DEF
* Fully serviced and ready for work
Price is plus TT&L. We take trades. You can bring your own bank or we have ones you can use. We do not offer in house financing.

Details in the listing below.

https://www.facebook.com/share/p/19obNsrT9w/

This 6.7L Powerstroke came in with a horrible knock. The cause? A broken piston cooling nozzle. In diesel engines cylind...
09/13/2026

This 6.7L Powerstroke came in with a horrible knock. The cause? A broken piston cooling nozzle. In diesel engines cylinder temperatures regularly reach in excess of 1000 degrees Fahrenheit and keeping the pistons cool is crucial to preventing damage to the pistons and cylinder walls like you see here. These nozzles will maintain a steady spray of engine oil to the bottom side of the piston crown to do so. Unfortunately this engine now needs a complete rebuild.

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Did you know that we offer fleet services? From general maintenance and repair to fleet purchases and replacement (yes w...
08/18/2026

Did you know that we offer fleet services? From general maintenance and repair to fleet purchases and replacement (yes we are a dealer too). We've got over 3 decades in the industry and can guide you through your entire fleet program.

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07/28/2026

We are hiring! Experienced technicians only.

Minimum 2+ years of automotive shop experience
Must be honest
Must be reliable
Must be able to pass a background check
Must have a valid driver’s license
We have a ZERO tolerance drug policy
Pay based on experience

We are in the country, right outside the city (Aubrey, TX). Our environment is quiet, peaceful, laid back and family oriented. If interested please contact us by private message.

Did you know? In 2019 the Ram 6.7L Cummins engine changed from a solid flat tappet to a hydraulic roller lifter. But why...
07/09/2026

Did you know? In 2019 the Ram 6.7L Cummins engine changed from a solid flat tappet to a hydraulic roller lifter. But why? Why change a design that had worked flawlessly for 30 years? To "improve efficiency and reduce noise". Since its inception the flawed design has resulted in an expensive failure rate rivaling that of the CP4 in the 6.7L Powerstroke and 6.6L Duramax engines (Cummins tried the CP4 too in 2019 but quickly ditched that - more on this later). Early warning signs of lifter failure: a cold start tick, misfire and/or slight rough running at idle. If you catch it soon enough the destruction might not be so bad. You are then faced with two options: replace the flawed design with more flawed design OR convert it back to a solid flat tappet that was proven for decades. Thankfully, like with the CP4 disaster, the aftermarket has once again come through with an option for the latter. What's the trade off? Periodic valve adjustment, reliability and that good ole Cummins sound.

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Cylinder 6 tapped out. If you've ever wondered what too high EGT's will do to your diesel engine, here ya go. Bad tuning...
06/19/2026

Cylinder 6 tapped out. If you've ever wondered what too high EGT's will do to your diesel engine, here ya go. Bad tuning, too much fuel, heavy loads and a lead foot.. this 6.7L Cummins just became a boat anchor.

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Should rotors and brake pads be replaced together? YES! And that's a double YES! for severe duty applications. Putting n...
06/19/2026

Should rotors and brake pads be replaced together? YES! And that's a double YES! for severe duty applications. Putting new pads on old rotors can cause performance, safety and longevity issues in addition to increasing the chance for brake fade, vibration and noise. Sliding pins should also be inspected and re-greased with the right lubricant. In this picture you will see a severe example of this exact scenario. This new to us customer came in with multiple complaints about the brakes on his truck stating "I just had them replaced". The shop he had been taking his truck to for years clearly had been simply "pad slapping" the truck, installing new set after new set on old rotors. Only about a third of this latest set of pads was actually contacting the rotor. The pads also appeared to be unbranded, likely an Amazon special. At Stett's Diesel Trucks we do not and will not cut corners, if you want the job done right the first time.. give us a call.
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Address

2160 Rock Hill Rd
Aubrey, TX
76227

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+19724233310

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