HP Tuners GM E90 ECM Upgrade Service (L84 & L87) PCM-00-E90-U

Upgrade Your E90 ECM with HP Tuners

HP Tuners is proud to offer professional unlock servicing for the 2019-2022 Chevrolet Silverado and GMC Sierra, including the 5.3L V8 and 6.2L V8. To initiate the upgrade process for your E90 ECM, please send it to HP Tuners, where our team will enable it to accept custom tuning solutions. Following the upgrade, your vehicle will gain comprehensive access to calibration settings, data logging features, and diagnostic scans through the OBDII port. For all E90 ECMs requires the acquisition of 6 universal credits (sold separately). 

Please note: All E90 ECM exchange is no longer available, effective 3/16/2023. Upgrade send in service is only available if you wish to unlock your E90 ECM. 

E90 ECM's can only be found in:

- 2019-2022 Chevrolet Silverado (5.3L, 6.2L V8)

- 2019-2022 GMC Sierra (5.3L, 6.2L V8)