{"product_id":"standard-ignition-ru-566-hvac-blower-motor-resistor","title":"Standard Ignition RU-566 HVAC Blower Motor Resistor - Front","description":"\u003ch2\u003eOverview of Standard Ignition HVAC Blower Motor Resistor RU-566\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition HVAC Blower Motor Resistor RU-566 is designed to regulate the blower motor speeds in select Mercedes-Benz and Maybach vehicles. This electronic coil resistor ensures precise control of your HVAC blower motor, supporting multiple speed settings for optimal climate control performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBolt mount attachment method for secure installation\u003c\/li\u003e\n\u003cli\u003eElectronic coil type resistor for reliable operation\u003c\/li\u003e\n\u003cli\u003eGray color finish with metal and plastic housing\u003c\/li\u003e\n\u003cli\u003eRectangular female connector with 6 cavities and 6 blade\/bullet terminals\u003c\/li\u003e\n\u003cli\u003eSupports 3 to 5 blower motor speeds\u003c\/li\u003e\n\u003cli\u003eIncludes mounting bracket(s) but no wiring harness or hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe RU-566 blower motor resistor from Standard Ignition is engineered to fit a wide range of Mercedes-Benz models including the C-Class (C230, C240, C280, C320, C350), E-Class (E300, E320, E350, E500, E550), S-Class (S320, S350, S420, S430, S500, S550, S600), and AMG variants such as the C32 AMG, C55 AMG, E55 AMG, and SL55 AMG. It is also compatible with Maybach vehicles and other Mercedes-Benz series like the CLS, CLK, ML, G-Class, and SLK models. The resistor controls the blower motor speeds by varying electrical resistance, enabling 3 to 5 speed settings for your HVAC system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Resolved\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper blower motor speed control in Mercedes-Benz and Maybach HVAC systems\u003c\/li\u003e\n\u003cli\u003eEliminates blower motor stuck on one speed or no speed\u003c\/li\u003e\n\u003cli\u003eFixes intermittent blower motor operation or failure to start\u003c\/li\u003e\n\u003cli\u003eResolves overheating or electrical resistance issues in blower motor circuits\u003c\/li\u003e\n\u003cli\u003eImproves overall HVAC climate control responsiveness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eThe RU-566 blower motor resistor mounts securely using a bolt mount method and includes mounting brackets for proper fitment. It features a female rectangular connector with 6 cavities and blade\/bullet terminals, so ensure your vehicle’s wiring harness matches this configuration. No wiring harness or additional hardware is included, so retain your original connectors and fasteners during replacement. Disconnect the battery before installation to avoid electrical shorts. Verify compatibility with your specific Mercedes-Benz or Maybach model and engine variant prior to installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The RU-566 blower motor resistor is constructed with durable metal and plastic housing to withstand typical automotive operating conditions. While specific warranty details may vary, Standard Ignition generally offers a limited warranty covering defects in material and workmanship. Consult product documentation or your parts provider for exact warranty terms.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44697912410293,"sku":"FBHK-RU-566","price":159.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_RU566_Fro.jpg?v=1775093639","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-ru-566-hvac-blower-motor-resistor","provider":"PartCatalog","version":"1.0","type":"link"}