• ECMs with broken tabs will NOT be accepted for Upgrades.
• Your E93/E90 core must be fully functional with no physical or internal damage.
• Your modified E90/E93 ECM can only be tuned via the OBDII port with the latest version of VCM Suite and an MPVI2, MPVI2+, or MPVI3 interface.
• To tune your E90/E93 ECM, you must license the ECM for (6) Universal Credits (sold separately) and use the latest version of VCM Suite BETA.
• These services are for non-Global B controllers only.
• No other tuning or calibration tools can be used with the ECM (including dealer reflash tools).
• VCM Scanner, Dealer Diagnostic, and other diagnostic tools will continue to function normally.
• The latest version of VCM Suite can be used to return to stock calibration and/or update to the latest stock calibration.
• If you select the UPGRADE service, there is no need for an IMMO relearn, crank relearn, or the “Replace ECM” function on the stock ECM as long as the ECM returns to the same vehicle it came from.
• If you select the PURCHASE option, you must follow these installation steps once receiving your new ECM.
• Please allow 1-3 business days for the upgrade service and new ECM purchases (not including shipping times).
• Due to the placement of the ECM in the vehicle, all ECMs will exhibit some level of cosmetic wear & weathering, which is completely normal.
• The E93 ECM is also supported on Tune Delivery Network (TDN).

If you select the Purchase option, only Step 7 applies to you.

Step 1: Once you’ve confirmed your vehicle’s support (E90: 2019-2022 Chevrolet Silverado & GMC Sierra, 5.3L & 6.2L V8 [L84/L87] / E93: 2020-2023 Chevrolet Silverado & GMC Sierra, 6.6L [L8T] or 2021.5 Silverado/Sierra 1500 5.3L), select the service that best fits your needs.

Step 2: After placing your order with the necessary information, see the “Shipping” tab for a shipping form and address. Fill out this form to place in your shipping box. You will also receive an email immediately after placing your order with this shipping form and address.

Step 3: Remove the ECM from your vehicle and safely package it. Then, place your completed shipping form in the shipping box.

Step 4: Write your order number on the outside of the shipping box.

Step 5: Ship your ECM to HP Tuners using any carrier you prefer. The shipping address can be found on this page and in the email discussed in step 2. Shipping costs are the responsibility of the customer.

Step 6: HP Tuners will upgrade your ECM and then ship it back to you.

Step 7: Once you receive your upgraded ECM, install it back into your vehicle. If you selected the PURCHASE option, you must follow these installation steps (this does not apply to the Upgrade service as long as the ECM returns to the same vehicle it came from). Then, license the E90/E93 ECM for (6) Universal Credits (sold separately). Start tuning with your MPVI2 or newer generation device and the latest version of VCM Suite BETA!

Shipping address for ECM Upgrades:
HP Tuners, LLC
ATT: E9x ECM Service
700 Eastwood Ln
Buffalo Grove, IL 60089

Please allow 1-3 business days for the upgrade service and new ECM purchases (not including shipping times).

After purchasing this service, please fill out the shipping form below and place it inside your shipping box. Please also write your order number on the outside of your shipping box where it is visible.

PRINT SHIPPING FORM

NOTE: Customers are responsible for shipping costs when sending HP Tuners your ECM/PCM/TCM. The shipping charge at checkout only covers returning your control module after modification.

NOTE: Any additional hardware ordered with this product will be shipped along with your ECM. To avoid any delays should you require other hardware soon, please order that hardware separately.

• • These ECM services are completed at the owner’s risk. HP Tuners will not be responsible for the vehicle, its powertrain, or electronics, nor how the ECM is used, calibrated, and its functionality.
  • Due to the factory location of the ECM in the vehicle, all ECMs will exhibit signs of weathering and wear, which is completely normal.

Should you experience any issues with your ECM, please contact support@hptuners.com for assistance on how to proceed.

• Your modified E99 ECM can only be tuned via the OBDII port with an MPV2, MPVI2+, or MPVI3 interface and the latest version of VCM Suite.
• To tune your E99 ECM, you must license the ECM after upgrading for (8) Universal Credits.
• No other tuning or calibration tools can be used with the ECM (including dealer reflash tools).
• VCM Scanner, dealer diagnostic, and other diagnostic tools will continue to function normally.
• The latest version of VCM Suite can be used to return to stock calibration and/or update to the latest stock calibration.
• If you select the UPGRADE service, there is no need for an IMMO relearn, crank relearn, or the “Replace ECM” function as long as the ECM is returning to the same vehicle it came from.
• Please also allow at least 3 business days for this upgrade service, not including shipping times.
• The E99 ECM Exchange Service is no longer available, effective 3/16/2023. Please select E99 ECM Upgrade Service if you wish to send in an ECM. For any additional questions, please contact support@hptuners.com.

Shipping address for your ECM Upgrade:

HP Tuners, LLC
ATT: E99 ECM Service
700 Eastwood Ln
Buffalo Grove, IL 60089

Please allow at least 3 business days (plus shipping times) per ECM that you send in for the upgrade process to be completed.

After purchasing this service, please fill out the shipping form below and place it inside your shipping box.

PRINT SHIPPING FORM

NOTE: If the information above is not provided with the ECM, it may delay the ECM upgrade process while the missing information is acquired. Please ensure you follow both the above instructions when placing your order and review the installation instructions.

NOTE: Any additional hardware ordered with this product will be shipped along with your upgraded ECM or modified TCM. To avoid any delays should you require other hardware soon, please order that hardware separately.

  NOTE: Customers are responsible for shipping costs when sending HP Tuners your ECM/PCM/TCM. The shipping charge at checkout only covers returning your control module after modification.

• HP Tuners reserves the right to refuse the upgrade of any ECM sent to us as part of this service.
• Note this ECM upgrade service is completed at the owner’s risk. HP Tuners will not be responsible for the vehicle, its power train, or electronics, nor how the ECM is used, calibrated, and its functionality.
• Should you experience any issues with your ECM, please contact support@hptuners.com for assistance on how to proceed.

• ECMs with broken tabs will NOT be accepted for Upgrades.
• Your Purchased or Upgraded E41 ECM can only be tuned via the OBDII port with an MPVI2/2+/3 (updated with the latest firmware), the latest version of VCM Suite BETA, and an internet connection.
• No other tuning or calibration tools can be used with the ECM (including dealer reflash tools).
• The latest version of VCM Suite can be used to return to stock calibration and/or update to the latest stock calibration.
• If you select the PURCHASE option, you must follow these installation steps once receiving your new ECM.
• VCM Scanner, Dealer Diagnostic, and other diagnostic tools will continue to function normally.
• VCM Suite (version 4.13+) can be used to return to the stock calibration and/or update to the latest stock calibration.
• If purchasing a new ECM, the Vehicle Anti-Theft System relearn (by a dealer tool) is required once the new ECM is installed.
• The GM E41 ECM Upgrade Service take 1-3 business days to complete (not including shipping times) per ECM.

These steps only apply to the send-in upgrade service, NOT the purchase.

Step 1: Once you’ve confirmed your vehicle’s support (2017+ Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax with E41 ECM), purchase this service.

Step 2: After placing your order, see the “Shipping” tab for a shipping form and address. Fill out this form and place it in your shipping box. You will also receive an email immediately after placing your order with this shipping form and address.

Step 3: Remove your E41 ECM from your vehicle and safely package it. Place your completed shipping form in the box.

Step 4: Write your order number on the outside of the shipping box.

Step 5: Ship your ECM to HP Tuners using any carrier you prefer. The shipping address can be found on this page and in the email discussed in step 2. Shipping costs are the responsibility of the customer.

Step 6: HP Tuners will upgrade your ECM for tuning and diagnostics. Then, we’ll ship it back to you.

Step 7: Once you receive your upgraded ECM, install it back into your vehicle. License the E41 ECM for (8) Universal Credits (sold separately) and start tuning with your MPVI2 or newer generation device and the latest version of VCM Suite BETA.

Shipping address for send-in service:

HP Tuners, LLC
ATT: L5P ECM Service
700 Eastwood Ln
Buffalo Grove, IL 60089

After purchasing this service, please fill out the shipping form below and place it inside your shipping box.

PRINT SHIPPING FORM

Please allow 1-3 business days (not including shipping times) per ECM that you send in for the upgrade process to be completed.

Any additional hardware ordered with this product will be shipped along with your ECM. To avoid any delays on other products, please create a separate order for those items.

NOTE: Customers are responsible for shipping costs when sending HP Tuners your ECM/PCM/TCM. The shipping charge at checkout only covers returning your control module after modification.

• These ECM/PCM/TCM services are completed at the owner’s risk. HP Tuners will not be responsible for the vehicle, its powertrain, or electronics, nor how the control module is used, calibrated, and its functionality.
• Due to the factory location of the PCMs in the vehicle, all PCMs will exhibit signs of weathering and wear, which is completely normal.

Should you experience any issues with your PCM, please submit a ticket to our support team for assistance on how to proceed.