You place an order online, ship us your ECU, we perform the service, bench test it, and then return it to you ready to install.

Most services are completed within 1–2 business days of receiving your ECU. Return shipping time is 1-3 business days.

If we determine your ECU is beyond repair, we will contact you with options. In most cases, a diagnostic fee may apply, but you won’t be charged for a full service.

We support most makes and models, including German, Asian, and domestic vehicles. If you’re unsure, contact us with your ECU part number or VIN.

Yes — every ECU is bench tested to confirm it’s working properly before we return it.

All services include a lifetime workmanship warranty. If a problem arises from our work, we’ll make it right.

Wrap the ECU in bubble wrap, place it in a sturdy box, and include your receipt or order number inside the package.

We offer priority mail return. A tracking number will always be provided.

If you wish a different method of shipping please contact our team at precisionautoecuhelp@gmail.com.

Yes — we offer a 100% satisfaction guarantee. If you’re not fully satisfied, we’ll refund you as outlined in our return policy.

Our website uses SSL encryption (https://) to protect your information. All payments are processed through trusted providers, so your details stay safe.

Yes — we’ve built our reputation on professional, dealer-level service. Every ECU is handled with care, properly tagged, and tested before being shipped back.

We use OEM-grade equipment, provide a lifetime workmanship warranty, and bench test every ECU before return. This ensures your module is fully functional and ready to install.

Absolutely. Every service comes with a Customer Satisfaction Guarantee — if you’re not satisfied, we’ll make it right.

Unlike many local shops, we specialize exclusively in Auto Electronics. Our tools, experience, and testing process are dedicated to these modules — giving you higher accuracy, faster turnaround, and guaranteed results.