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GM Duramax LM2 3.0L – Delete Tune (2020-2022)

Tuning
Sku: DT-LM2-HP-1

This product fits:

Regular price
$1,000.00
Regular price
$1,100.00
Sale price
$1,000.00
-9%
Shipping calculated at checkout.
Tune Type: Tow Tune

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Notification for the incorrect product/variant will be listed here.

Click here to find the right tuner for your truck!
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Within the device vehicle info section, look for the value with the text containing "14C204":
HC3A-14C204-ABH

Once you receive the device, please contact us with your serial number, VIN, and ECU strategy so we can create the custom tunes and send it to you for tuning your vehicle.

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Vendor: Tuner Depot

DESCRIPTION

 This product requires an HP Unlocked ECM and HP Device. These items are not included and must be purchased separately.

Unlock Maximum Performance for Your 2020-2022 GMC Sierra and Chevrolet Silverado LM2 3.0L Duramax

Take your driving experience to the next level with the Delete Tune File for the 2020-2022* GMC Sierra and Chevrolet Silverado LM2 3.0L Duramax. Specifically designed to enhance power, efficiency, and overall performance, this tuning solution is a must-have for diesel enthusiasts who demand more from their vehicles.


Why Choose the Delete Tune File?

The Delete Tune File delivers numerous benefits:

  • Enhanced Performance: Expect a noticeable increase in horsepower, torque, and throttle response, giving your truck superior power and acceleration across all RPM ranges.
  • Improved Fuel Efficiency: Optimize fuel delivery and combustion for more miles per gallon without sacrificing performance.
  • Emissions Optimization: Streamline exhaust flow by removing restrictive components, reducing backpressure, and improving engine longevity.

Easy Installation

Installing the Delete Tune File is simple and hassle-free. Pair it with an HP Unlocked ECM and HP Device, then follow the included instructions. Designed for experienced enthusiasts or professional installation, this tuning solution ensures a seamless setup process.


Product Features:

  • Compatible with 2020-2022* GMC Sierra and Chevrolet Silverado LM2 3.0L Duramax. Will not work on late 2022 models with fully digital instrument cluster.  
  • The product works with the E46 ECM but is incompatible with E66 ECM found in some late 2022 models. This tune will not work on late 2022 models with fully digital instrument cluster, or on facelift trucks (Global B) trucks.
  • Custom Tuning: Tailored to maximize your vehicle's power and efficiency.
  • Fuel Optimization: Precise calibration for enhanced fuel economy and reduced emissions.
  • Durability: Designed to promote engine longevity by reducing backpressure and minimizing risks associated with clogged exhaust systems.

Important Details:

  • The Delete Tune File requires an HP Unlocked ECM and HP Device, sold separately.
  • Recommended for off-road use only; ensure compliance with local regulations before purchase.
  • All sales are final; please review your selection carefully before completing your order.
  • *This is not compatible with late 2022 models with the fully digital instrument cluster

Order Now and Experience the Difference:

Transform your GMC Sierra or Chevrolet Silverado with the Delete Tune File. Unlock untapped power, achieve greater efficiency, and enjoy a driving experience like no other. Contact us today for more details or assistance with your purchase!

PLEASE NOTE!

  • Off-Road Use Only: The products sold on this website are intended for off-road use only, and may not be legal for use on public highways where pollution control laws apply.
  • Check Local Laws: Before purchasing and installing any of these parts, please check your local and state laws to confirm whether the modifications are legal in your area.
  • Professional Installation Recommended: These kits and parts are strongly recommended to be installed by professional mechanics only. Improper installation may lead to performance issues or damage to your vehicle. Please note that, unless specified differently on the product page, our parts do not include installation instructions. Our components are intended for individuals with a proficient understanding of mechanical systems and procedures. Like many aftermarket parts compatible with a variety of vehicles, minor adjustments or modifications may be necessary during the installation process. We cannot accept returns or offer refunds on the basis of an inability to complete the installation due to the absence of instructions.
  • Warranty: The use of these parts will void the warranty of your vehicle. Please confirm with your vehicle manufacturer before purchase and installation.
  • No Liability: Tuner Depot is not responsible for any damage or issues that may arise from the use of these parts.
  • Product Images: Product images are for illustrative purposes only and may differ from the actual product due to manufacturer design changes or improvements.
  • No Performance Guarantees: While these parts are designed to enhance the performance of your vehicle, no guarantees are made regarding the specific performance gains that will be achieved.

Shipping Policy

At Tuner Depot, we understand the importance of timely delivery when it comes to your performance parts. We are committed to ensuring a seamless shipping experience, striving to dispatch your orders with utmost efficiency and speed.

Our Shipping Policy: Our aim is to dispatch all orders within two business days, providing you with a quick and efficient processing time. However, please bear in mind that unforeseen circumstances beyond our control may occasionally impact shipping times.

Factors Affecting Shipping:

Weather Conditions: While we pride ourselves on our fast and efficient order processing, adverse weather conditions such as rain, snow, or sleet may affect delivery timelines. We assure you that we will make every effort to overcome such challenges and minimize any delays.

Holiday Periods: Even our dedicated team needs a well-deserved break during holidays. Please note that our shipping center will be closed on such occasions. Rest assured, we will resume shipping promptly on the next business day. During peak holiday seasons, please allow for potential delays, but be assured that we will keep you informed every step of the way and work diligently to deliver your order as swiftly as possible.

Staff Availability: While we have an exceptional team, we recognize that unforeseen circumstances can occasionally affect our staffing levels. In such cases, we may experience minor delays. However, we want to assure you that we are committed to swiftly resolving any staffing issues and maintaining our high standards of service.

We genuinely appreciate your understanding and patience during any unexpected obstacles we may encounter along the way. Be assured that we will utilize every resource available to deliver your performance parts to you promptly.

Thank you for choosing Tuner Depot, where our passion fuels our commitment to outstanding customer service.

Happy tuning!