{"product_id":"afm-dfm-disabler-chevy-silverado-gmc-sierra-1500","title":"AFM DFM Disabler for Chevy Silverado GMC Sierra 1500","description":"\u003ch2\u003e\u003cspan\u003eAFM DFM Disabler for Chevy Silverado \u0026amp; GMC Sierra 1500\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eKeep your compatible GM gasoline engine running in full-cylinder mode with this plug-and-play \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eAFM\/DFM Disabler\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for select Chevrolet, GMC, Cadillac, and other GM vehicles equipped with Active Fuel Management (AFM) or Dynamic Fuel Management (DFM), this compact OBD-II device helps prevent unwanted cylinder deactivation without requiring complex wiring or permanent ECU programming.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIt is an easy performance-oriented upgrade for owners of compatible \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eChevy Silverado 1500, GMC Sierra 1500, Tahoe, Yukon, Suburban, Avalanche, Colorado, and Canyon\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSimply connect the device to the vehicle's OBD-II port and drive.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eKeep Full-Cylinder Mode Active\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eHelps disable AFM\/DFM cylinder-deactivation operation on compatible GM gasoline engines for a more consistent driving experience.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePlug \u0026amp; Play Installation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eConnect directly to the OBD-II port. No cutting, wiring, or complicated mechanical installation is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eNo ECU Reflash\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eDesigned to operate without permanently reprogramming the factory ECU.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFully Reversible\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eRemove the device to return the vehicle to its factory AFM\/DFM operating configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eNo Special Tools Required\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eA simple upgrade for DIY truck and SUV owners.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDesigned for Popular GM Gas Trucks \u0026amp; SUVs\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eIdeal for select Silverado, Sierra, Tahoe, Yukon, and Suburban applications using compatible V6 and V8 gasoline engines.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003ePopular Applications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eChevrolet Silverado 1500\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eCompatible with select:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e4.3L V6 — 2007–2021\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e5.3L V8 — 2007–2022\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e6.0L V8 — 2007–2013\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e6.2L V8 — 2009–2022\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eGMC Sierra 1500\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eCompatible with select:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e4.3L V6 — 2007–2018\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e5.3L V8 — 2007–2022\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e6.0L V8 — 2007–2013\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e6.2L V8 — 2007–2022\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eChevrolet Tahoe\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eCompatible with select:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5.3L V8 — 2007–2020\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e6.2L V8 — 2018–2020\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eGMC Yukon\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eCompatible with select:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5.3L V8 — 2007–2020\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e6.2L V8 — 2010–2020\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eAdditional Compatible GM Vehicles\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThis AFM\/DFM Disabler is also designed for select applications including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eChevrolet Suburban\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChevrolet Avalanche\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChevrolet Colorado\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChevrolet Camaro\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChevrolet Corvette\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGMC Canyon\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGMC Yukon XL\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCadillac Escalade\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCadillac Escalade ESV\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSelect Buick, Cadillac, Pontiac, and other compatible GM-platform vehicles\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eAlways verify your exact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eyear, make, model, engine, transmission, and AFM\/DFM configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eHow Does an AFM\/DFM Disabler Work?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eGM Active Fuel Management and Dynamic Fuel Management systems can deactivate selected cylinders during certain driving conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis AFM\/DFM Disabler connects through the vehicle's OBD-II port and is designed to prevent compatible vehicles from entering cylinder-deactivation mode, allowing the engine to remain in full-cylinder operation while the device is connected.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnlike a traditional ECU tune, installation does not require permanent ECU programming.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eEasy Plug-and-Play Installation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eInstallation is straightforward:\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eLocate the vehicle's OBD-II diagnostic port.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug the AFM\/DFM Disabler into the OBD-II port.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStart the vehicle.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConfirm the device is operating normally.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrive with AFM\/DFM cylinder deactivation disabled on compatible applications.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cspan\u003eNo cutting, wiring, or permanent ECU modifications are required.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eInstallation \u0026amp; User Manual\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eFor complete installation instructions, operating information, and product usage guidance, please refer to the official product manual:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0783\/6526\/2077\/files\/Instructions_for_Use_IFU.pdf?v=1790826746\"\u003e\u003cspan\u003eView AFM\/DFM Disabler Installation \u0026amp; User Manual (PDF)\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWe recommend reviewing the manual before installation and confirming your vehicle compatibility before use.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Silverado \u0026amp; Sierra Owners Choose an AFM\/DFM Disabler\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eMany Silverado and Sierra owners prefer a more consistent full-cylinder driving experience rather than having the engine regularly switch between cylinder operating modes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor compatible trucks, this device offers a straightforward solution:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePlug In → Start the Vehicle → Drive\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eNo mechanical AFM delete kit installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo complicated wiring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo special tools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo permanent ECU reflash\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasy to remove when needed\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Fitment Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFor compatible GM gasoline engines only.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eNot compatible with Duramax diesel engines.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCompatibility may vary depending on:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eModel year\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTransmission\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eECU\/ECM configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicle generation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAFM\/DFM system configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003ePlease confirm your exact vehicle configuration before purchasing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSome late-model, refreshed, or specific transmission configurations may require a different AFM\/DFM solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eWhat's Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 × AFM\/DFM Disabler\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlug-and-play OBD-II connection\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eFAQ\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eWhat does an AFM\/DFM Disabler do?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eAn AFM\/DFM Disabler is designed to prevent compatible GM vehicles from entering cylinder-deactivation mode, helping the engine remain in full-cylinder operation while the device is connected.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes this AFM\/DFM Disabler require a tuner?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eFor supported applications, the device is designed to operate through the OBD-II port without a traditional ECU tuner or permanent ECU reflash.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWill it permanently modify my ECU?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eNo permanent ECU programming is intended. Removing the device allows the vehicle to return to its normal factory AFM\/DFM control strategy.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs this compatible with Duramax diesel trucks?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eNo. This product is intended for select GM gasoline engines and is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enot designed for Duramax diesel engines\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWill it fit a 5.3L Silverado 1500?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eIt is designed for select Silverado 1500 5.3L V8 applications within the supported model years. Always verify your exact year, transmission, and vehicle configuration before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWill it fit a 6.2L GMC Sierra 1500?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eSelect Sierra 1500 6.2L V8 applications are supported. Confirm your year, transmission, and vehicle configuration before purchase.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes installation require tools?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe unit connects directly to the OBD-II port and normally does not require special installation tools.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhere can I find the installation instructions?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYou can view the complete \u003c\/span\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0783\/6526\/2077\/files\/Instructions_for_Use_IFU.pdf?v=1790826746\"\u003e\u003cspan\u003eAFM\/DFM Disabler Installation \u0026amp; User Manual here\u003c\/span\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"DieselPerf","offers":[{"title":"Default Title","offer_id":71436952240381,"sku":"DIPSJ-AFM-01","price":79.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/6526\/2077\/files\/51Dxd5C-uiL._AC_SL1500.jpg?v=1791087169","url":"https:\/\/dieselperf.com\/products\/afm-dfm-disabler-chevy-silverado-gmc-sierra-1500","provider":"DieselPerf","version":"1.0","type":"link"}