{"product_id":"2020-2022-duramax-3-0l-hp-tuners-e46-ecm-unlock-service-ecm-00-e46-u","title":"2020-2022 Duramax 3.0L HP Tuners E46 ECM Unlock Service (ECM-00-E46-U)","description":"\u003cp\u003e\u003cstrong\u003e2020-2022 Duramax 3.0L HP Tuners E46 ECM Unlock Service (ECM-00-E46-U)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHP 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.\u003c\/p\u003e\n\u003cp\u003eOwn a 2020+ GM vehicle and need the T93 TCM upgraded, too? See our T93 TCM Services!\u003c\/p\u003e\n\u003cp\u003eShipping address for send-in E46 ECM services: HP Tuners (ATT: E46 ECM Service), 711 Dartmouth Lane, Buffalo Grove, IL 60089\u003c\/p\u003e\n\u003cp\u003eThis one-time upgrade service upgrades your original E46 ECM. This requires you to remove the original ECM from your truck and send it to our headquarters for servicing. After upgrading, we’ll ship it back to you and you’ll have full access to calibrate and write\/flash via the OBDII port using VCM Editor.\u003c\/p\u003e\n\u003cp\u003eNo reprogramming or relearns required:\u003c\/p\u003e\n\u003cp\u003eNo IMMO relearn*\u003cbr\u003eNo crank relearn*\u003cbr\u003eNo “Replace ECM” function*\u003cbr\u003e*As long as the ECM is installed back into the same vehicle it came from.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eE46 ECM Upgrade:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eECM Upgrade Service: $399.99\u003c\/li\u003e\n\u003cli\u003eECM (E46) License for tuning: (6) Universal Credits (sold separately)\u003c\/li\u003e\n\u003cli\u003eRequires MPVI2, MPVI2+, MPVI3, or MPVI4 interface and the latest version of VCM Suite BETA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003eNote: HP Tuners also supports the T93 TCM found in 2020+ GM vehicles. If you own a vehicle with the T93 TCM, see our GM T93 TCM Services.\u003c\/p\u003e","brand":"HP Tuners","offers":[{"title":"Default Title","offer_id":52261531484458,"sku":"ECM-00-E46-U","price":574.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0912\/1851\/0122\/files\/ProductImage-2026-08-14T105440.707.png?v=1786726487","url":"https:\/\/pml-parts.ca\/products\/2020-2022-duramax-3-0l-hp-tuners-e46-ecm-unlock-service-ecm-00-e46-u","provider":"PML Parts","version":"1.0","type":"link"}