{"product_id":"e41-ecm-upgrade-kit","title":"E41 ECM Upgrade Kit","description":"\u003ch2\u003e\u003cstrong\u003eThe HP Tuners E41 upgrade cable (M8 HPTNET Cable) is used to safely upgrade the GM E41 ECM in 2017-2023 Chevy Silverado and GMC Sierra 6.6L Duramax trucks.\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003ePurpose and Function\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eE41 upgrade cable\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an essential component of the GM E41 ECM Upgrade Kit. It allows your MPVI2+, MPVI3, or MPVI4 device to communicate with the ECM during the upgrade process, enabling read, write, and special functions in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eVCM Suite\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esoftware without removing the ECM from the vehicle. The cable ensures seamless communication and protects the ECM during the upgrade procedure.\u003c\/p\u003e\n\u003ch2\u003eInstallation Overview\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrepare VCM Suite\u003c\/strong\u003e: Download and install the latest\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eVCM Suite BETA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eon a compatible computer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect the Cable\u003c\/strong\u003e: Attach the gray\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eM8 HPTNET cable\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto your MPVI device and the upgrade box.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery and Fuse Preparation\u003c\/strong\u003e: Open the hood, disconnect the battery, and remove the ECM power fuse from the under-hood fuse box. For 2017-2019 models, this is fuse #57 (15A ECM\/TCM). For 2020-2023 models, use fuse #78 (15A ECM-only) and ensure proper polarity when installing the cable fuse plug.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerform Upgrade\u003c\/strong\u003e: Follow VCM Suite prompts to complete the ECM upgrade. Do\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003enot drive the vehicle\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewith the upgrade cable installed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompletion\u003c\/strong\u003e: Once the upgrade is finished, uninstall the cable and reinstall any removed fuses\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eONLY NEEDED FOR 2017 L5P\u003c\/p\u003e","brand":"HP Tuners","offers":[{"title":"Default Title","offer_id":54423247159520,"sku":null,"price":279.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/8021\/3984\/files\/OIP_2.webp?v=1787661618","url":"https:\/\/snodieselperformance.com\/products\/e41-ecm-upgrade-kit","provider":"SNO DIESEL PERFORMANCE","version":"1.0","type":"link"}