ECM repair, programming & remanufacturing for diesel trucks
1EngineControl repairs, programs and remanufactures Caterpillar, Cummins and Detroit ECMs in Fort Worth, Texas, and ships nationwide.
Shop by engine
Pick your engine to see the ECMs we have for it. Every unit is programmed to your engine before it ships.
Services
Send us your ECM for repair
Caterpillar, Cummins and Detroit ECMs repaired and tested in our Fort Worth shop. Repairs from $399; a $149 diagnostic fee applies if no problem is found or the unit can't be repaired.
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Ship us your ECM
Buy the repair listing for your ECM, or just send the part with your contact info and a short description of the problem.
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We diagnose and repair it
You get an email when it arrives. Most repairs are done in 1–2 days, and it's programmed unless we call you.
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We ship it back
With $100 shipping insurance included. If you've already paid, we ship without needing to call you.
What customers say
Read all reviews“Great customer service! process was easy and straight forward! would purchase and recommend using them again.”
Kevin’s Auto & Diesel Repair Google review,
“Made my purchase through the eBay store. Very happy with the results. Definitely a trusted company with solid communication”
Caleb Dyer Google review,
“Purchased and had ecm tuned for cat 3126 they were great to work with and were able to pull tune from a spare ecm and flash to my new ecm for my stewart and stevenson lmtv military truck”
Peyton Squires Google review,
Not sure which ECM you need?
Send us your engine model and serial number, or the part number on your ECM, and we'll tell you whether to repair or replace it, and what it costs.