{"product_id":"2020-2023-chevy-gmc-l5p-duramax-ez-lynk-ccs-tunes-only","title":"2017–2023 Chevy\/GMC L5P Duramax | EZ LYNK CCS Delete Tunes Only","description":"\u003ch1\u003e2017–2023 Chevy\/GMC L5P Duramax | EZ LYNK CCS Delete Tunes Only\u003c\/h1\u003e\n\u003cp\u003eUpgrade the performance and drivability of your 2017–2023 Chevy or GMC L5P Duramax with professional \u003cstrong\u003eCCS EZ LYNK tuning\u003c\/strong\u003e, supplied and supported by Sasquatch Diesels.\u003c\/p\u003e\n\u003cp\u003eThese tune files are designed to provide responsive, clean, and usable power for daily driving, towing, hauling, and modified performance applications.\u003c\/p\u003e\n\u003ch2\u003eTune-Only Product\u003c\/h2\u003e\n\u003cp\u003eThis listing includes \u003cstrong\u003eCCS EZ LYNK tune files only\u003c\/strong\u003e. An EZ LYNK AutoAgent is \u003cstrong\u003enot included\u003c\/strong\u003e and is required to install the tuning.\u003c\/p\u003e\n\u003cp\u003eAvailable add-ons may be selected from the product menus, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTransmission tuning\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ch3\u003eFits:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e2017–2023 Chevrolet Silverado 2500HD and 3500HD\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2017–2023 GMC Sierra 2500HD and 3500HD\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e6.6L L5P Duramax diesel engine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDoes Not Fit:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eL5D-equipped trucks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCab-and-chassis trucks should use our separate cab-and-chassis tuning listing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCab-and-chassis models can use different ECM calibrations and vehicle configurations. Ordering the correct listing helps prevent compatibility and programming issues.\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eImportant ECM Unlock Note (2017–2018)\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eATTENTION:\u003c\/strong\u003e Some \u003cstrong\u003e2017–2018\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etrucks with ECM part number ending in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e12676723\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003emust be\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ebench unlocked by EZ Lynk\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(ECM shipped in). These are\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003enot currently flashable\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ethrough normal EZ Lynk flashing. \u003c\/p\u003e\n\u003cp\u003eIf the ECM won’t unlock using the EZ LYNK AutoAgent 3, you’ve basically got two options that are not included in this purchase:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSend the ECM to EZ LYNK directly\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor the unlock\/service (they have always done this as a free service, just pay for shipping),\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eor\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuy HP Tuners MPVI4\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cem\u003eand\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epurchase HP Tuners credits\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto complete the unlock.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eEZ Lynk releases firmware updates regularly, so compatibility improvements can change over time.\u003c\/p\u003e\n\u003cp\u003eIf you have a flashing\/linking issue, EZ Lynk support is:\u003cbr\u003e\u003cstrong\u003e877-207-5530\u003cbr\u003ehttps:\/\/ezlynk.com\/support.html\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eAvailable Power Levels\u003c\/h2\u003e\n\u003cp\u003eCCS L5P tuning is commonly available in the following power levels:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eModified Stock\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e+45 HP\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e+75 HP\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e+90 HP\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e+120 HP\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHigher power levels may be available for trucks with the proper supporting modifications. Please provide the requested horsepower level and a complete list of engine, turbocharger, fuel-system, transmission, and airflow modifications when ordering.\u003c\/p\u003e\n\u003cp\u003eFinal power-level availability depends on the truck’s model year, installed modifications, transmission configuration, and intended use.\u003c\/p\u003e\n\u003ch2\u003eOptional Tuning Features\u003c\/h2\u003e\n\u003ch3\u003eSOTF Tuning\u003c\/h3\u003e\n\u003cp\u003eSwitch-on-the-fly tuning is \u003cstrong\u003ecoming soon\u003c\/strong\u003e for supported applications. \u003c\/p\u003e\n\u003ch3\u003eTCM Transmission Tuning\u003c\/h3\u003e\n\u003cp\u003eTransmission tuning may be added when selected and supported for the vehicle.\u003c\/p\u003e\n\u003cp\u003eTCM tuning can help improve:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eShift timing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShift firmness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTorque-converter behavior\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower delivery between shifts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOverall drivability under load\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat CCS L5P Tuning Provides\u003c\/h2\u003e\n\u003cp\u003eCCS tuning is developed for L5P Duramax owners who want improved performance without sacrificing everyday drivability.\u003c\/p\u003e\n\u003cp\u003eDepending on the selected file and vehicle configuration, benefits may include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eStronger low-end throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncreased horsepower and torque\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImproved towing and hauling manners\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmoother, more controlled power delivery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRefined engine response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImproved drivability throughout the RPM range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCalibration support for properly modified off-road vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese tunes are well suited for daily-driven trucks, towing applications, work trucks, and performance builds requiring clean and predictable power.\u003c\/p\u003e\n\u003ch2\u003eSupport Options\u003c\/h2\u003e\n\u003ch3\u003eSingle Tune With Four-Week Support\u003c\/h3\u003e\n\u003cp\u003eA practical option for customers who want one specific tune level.\u003c\/p\u003e\n\u003cp\u003eIncludes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAccess to compatible tuning for four weeks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTroubleshooting and revision support during the active support period\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe installed tune remains on the truck after the four-week period expires\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe option to upgrade to a Lifetime Support Pack later\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFull Support Pack — Lifetime\u003c\/h3\u003e\n\u003cp\u003eRecommended for long-term ownership and customers who want access to additional files.\u003c\/p\u003e\n\u003cp\u003eIncludes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eNo expiration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnlimited supported flashes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAccess to the available tune library for your truck\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUpdated tune files as revisions and improvements become available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLong-term EZ LYNK support for the original vehicle and VIN\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTuning and support are VIN-specific and cannot be transferred to another vehicle.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose CCS Tuning?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDeveloped specifically for the L5P Duramax platform\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClean, usable power for real-world driving\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMultiple horsepower options\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupport for stock and properly modified trucks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRefined throttle response and drivability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTransmission tuning available for supported applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTechnical support through Sasquatch Diesels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant Flashing Instructions\u003c\/h2\u003e\n\u003cp\u003eAlways connect a stable battery charger before programming the vehicle.\u003c\/p\u003e\n\u003cp\u003eDuring the flash:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eKeep the battery charger connected\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eKeep your phone or tablet close to the EZ LYNK AutoAgent\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eKeep the EZ LYNK app open\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDo not open doors or operate accessories\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDo not press the brake pedal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDo not unplug the AutoAgent\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFollow every key-cycle instruction exactly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNever interrupt an active flash\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLow or unstable battery voltage can cause communication errors, failed flashes, or ECM recovery issues.\u003c\/p\u003e\n\u003ch2\u003eImportant Terms\u003c\/h2\u003e\n\u003cp\u003eCustom tuning is VIN-specific and is \u003cstrong\u003enon-returnable and non-refundable\u003c\/strong\u003e once tune files or digital credits have been issued.\u003c\/p\u003e\n\u003cp\u003eSasquatch Diesels guarantees that the supplied tuning will function correctly for the supported vehicle configuration. Customers must cooperate with reasonable troubleshooting procedures, provide requested diagnostic information, and confirm that all mechanical and installation requirements have been completed.\u003c\/p\u003e\n\u003cp\u003eThis product is intended strictly for sanctioned off-road, competition, racing, agricultural, or other legally exempt applications. It is not intended for use on emissions-controlled vehicles operated on public roads. The purchaser is responsible for understanding and complying with all applicable municipal, state, provincial, and federal laws.\u003c\/p\u003e","brand":"EZ Lynk","offers":[{"title":"4 WEEK SUPPORT \/ NO TCM TUNING","offer_id":47804750135473,"sku":null,"price":1199.99,"currency_code":"USD","in_stock":true},{"title":"4 WEEK SUPPORT \/ ADD TCM TUNING","offer_id":47804750102705,"sku":null,"price":1299.99,"currency_code":"USD","in_stock":true},{"title":"LIFETIME SUPPORT \/ NO TCM TUNING","offer_id":47804750266545,"sku":null,"price":1399.99,"currency_code":"USD","in_stock":true},{"title":"LIFETIME SUPPORT \/ ADD TCM TUNING","offer_id":47804750233777,"sku":null,"price":1399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/3144\/8241\/files\/ChatGPTImageAug1_2026_07_46_34PM.png?v=1785635208","url":"https:\/\/checkout.sasquatchdiesel.ca\/products\/2020-2023-chevy-gmc-l5p-duramax-ez-lynk-ccs-tunes-only","provider":"Sasquatch Diesels","version":"1.0","type":"link"}