GM E46 ECM Service - Upgrade Only Model_Delta 88 Misuse of the CORE ECU

Misuse of the CORE ECU will void the warranty

GM T93 TCM Services

Everything you need to tune your E01 ECM vehicle with HP Tuners:

Our mounts deliver immediate improvements in vehicle dynamics:

No other tuning or calibration tools can be used with the TCM

GM E46 ECM Service - Upgrade Only Model_Delta 88 Misuse of the CORE ECUHP Tuners is thrilled to now offer industry exclusive custom tuning support for the E46 ECM found in 2020 2022 Chevrolet Silverado 1500 GMC Sierra 1500 3. 0L Duramax (LM2) trucks (non Global B vehicles). The E46 ECM must be upgraded in order to use VCM Editor for tuning. Own a 2020+ GM vehicle and need the T93 TCM unlocked, too? See our T93 TCM Services! Shipping address for send in E46 ECM services: HP Tuners (ATT: E46 ECM Service), 700 Eastwood Ln,