Compatibility:
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Works With: 2020–2022 Chevy Silverado 1500 / GMC Sierra 1500 3.0L Duramax (LM2) engines equipped with the E46 ECM.
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Not Compatible: Late 2022+ models with the E66 ECM.
Service Highlights
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Hassle-Free Process: Ship your ECM to our facility. We unlock and upgrade it, then return it ready to plug in.
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Zero Physical Mods: No prying, drilling or broken tabs. We keep your ECM intact and undamaged.
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Advanced Tuning Unlocked: Supports custom tuning, diagnostics and OBD2 flash deletes (off-road use only).
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No Relearns Needed: Skip IMMO, crank and no need to perform the “Replace ECM” function
Why This Works for Diesel Owners
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DIY-Friendly: Handle everything from your garage—no shop visits or dealer fees.
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Boost Performance: Prep your truck for custom tunes, better fuel efficiency or towing upgrades.
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Reliable & Secure: State-of-the-art tools ensure safe, error-free programming.
How It Works
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Ship Your ECM: Follow our guidelines to safely pack and send it.
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We Upgrade It: Our team unlocks the ECM and installs the latest software.
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Reinstall & Drive: Plug it back in—no extra steps or special tools required.
What’s Included
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ECM unlocking and software upgrade.
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Compatibility with aftermarket tuning tools (e.g., OBD2 Flash Delete Interface).
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Industry-leading write speeds to save you time.
For Off-Road/Private Use Only
Designed for enthusiasts modifying emissions systems on closed courses. Confirm local laws before tuning.
Ideal For:
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DIY Mechanics: Skip dealership markups and control your truck’s performance.
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Performance Shops: Offer clients plug-and-play tuning without the hassle.
Turnaround: 3–5 Business Days
Ready to Unlock Your ECM?
Start Your Order – We’ll email shipping instructions and a prepaid label.
Note: ECM must be removed and shipped by the customer. Not responsible for damage during transit.
Off-Road Use Disclaimer:
All items offered on this site are engineered strictly for off-road, competition, or closed-course use. They are not certified for street use where emissions compliance or environmental regulations are enforced.
Legal Compliance Reminder:
Before buying or installing any component, consult your local and regional laws to ensure that these upgrades are permitted in your jurisdiction. Some modifications may be restricted or prohibited.
Installation Advisory:
Due to the technical nature of these parts, we highly advise having them installed by experienced automotive professionals. Incorrect installation can result in vehicle malfunction or damage. Unless otherwise noted on a product’s page, installation guides are not included. These products are meant for those with advanced mechanical expertise. As with most universal or aftermarket parts, slight modifications may be necessary to complete installation. We cannot process returns or issue refunds based on installation challenges or lack of instructions.
Vehicle Warranty Notice:
Installing these components will likely void your factory vehicle warranty. Always verify with your manufacturer before proceeding.
Limitation of Responsibility:
dpfdeletetunes accepts no liability for damages, performance issues, or failures resulting from the use or misuse of any products sold.
Product Visuals Disclaimer:
Images displayed are for general reference only. Actual product appearance may vary due to ongoing design changes or manufacturer revisions.
Performance Disclaimer:
While our products are built to support enhanced vehicle performance, individual results will vary. We do not guarantee specific horsepower gains or performance improvements.
Weather Delays:
Although we strive to process and ship orders swiftly, extreme weather conditions—such as heavy rain, snow, or ice—can impact delivery schedules. Please know that we’ll do everything possible to work around these disruptions and minimize any delays.
Holiday Closures:
Our team takes necessary breaks during recognized holidays, during which our shipping operations will be paused. Shipments will resume the next business day. During high-demand holiday seasons, slight delays may occur, but we’ll keep you updated and prioritize getting your order out as quickly as possible.
Team Capacity:
Occasionally, unexpected events may affect staffing levels. While rare, this can result in minor delays. Rest assured, we’re always working behind the scenes to maintain smooth operations and uphold our service standards.
We sincerely value your patience and understanding when unpredictable challenges arise. Our goal remains the same: to get your performance parts to you as quickly and reliably as possible.
Thank you for choosing dpfdeletetunes—where dedication meets performance.