Diagnostic OnlyDD84 ECM Compatibility & Tune Readiness Review
Choose the Basic review or add a datalog check. Send your order number and vehicle details after checkout.
REVIEW & NEXT STEPS
Know your next step before buying a tune.
Get a written readiness decision, missing-information checklist and the appropriate DD84 service path for your build.
Choose your review
- Basic Readiness Review — $49: vehicle and controller identification, modification review, compatibility direction, readiness red flags and a written Ready / Not Ready recommendation.
- Review + Datalog Check — $75: everything in the Basic review plus a check of your submitted log for readiness concerns and missing channels.
What you receive
- A written recommendation and the important concerns found.
- The details, checks, repairs or equipment needed next.
- Direction to the appropriate DD84 calibration, loaner or custom-tuning service.
After checkout
Email your order number, year/make/model, engine, transmission, controller and OS if known, fuel, modifications, symptoms and goal to downdirty84llc@gmail.com. Include your current calibration when available; include the datalog and channel list for the $75 option. DD84 will confirm any missing information.
Review scope
This is a compatibility/readiness review. It does not include a tune file, tune editing, flashing, unlocks, credits, hardware, live tuning, repairs or emissions-system defeat.
Explore controller-matched calibration files · Read the installation and compatibility guide