{"product_id":"dorman-973-078-hvac-blower-motor-resistor","title":"Dorman 973-078 HVAC Blower Motor Resistor","description":"\u003ch2\u003eReliable HVAC Blower Motor Resistor for Buick Century and Oldsmobile Cutlass Ciera\u003c\/h2\u003e\u003cp\u003eThe Dorman 973-078 HVAC blower motor resistor is designed to restore proper blower motor function in select Buick and Oldsmobile models. Engineered to meet OEM specifications, this resistor ensures consistent airflow control for your vehicle's heating and cooling system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Buick Century and Oldsmobile Cutlass Ciera models\u003c\/li\u003e\n\u003cli\u003eFeatures 2 bolt holes for secure mounting\u003c\/li\u003e\n\u003cli\u003eEquipped with a single rectangular female connector\u003c\/li\u003e\n\u003cli\u003eIncludes 4 male blade terminals for reliable electrical connection\u003c\/li\u003e\n\u003cli\u003eDoes not include wiring harness or mounting hardware\u003c\/li\u003e\n\u003cli\u003ePackage contains one blower motor resistor and installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman 973-078 blower motor resistor is designed with two bolt holes to ensure a stable and secure fit within the HVAC system. It features a rectangular female connector housing one connector, which accommodates four male blade terminals. This configuration supports efficient electrical flow and precise blower motor speed regulation. The resistor does not come with a wiring harness or mounting hardware, so these components must be sourced separately if needed. The included instructions provide guidance for proper installation.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cp\u003eThis blower motor resistor is compatible with Buick Century and Oldsmobile Cutlass Ciera vehicles, making it a suitable replacement part for HVAC blower motor speed control problems. It is commonly used to resolve issues such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBlower motor only working on one speed setting\u003c\/li\u003e\n\u003cli\u003eIntermittent or no airflow from the HVAC vents\u003c\/li\u003e\n\u003cli\u003eComplete failure of the blower motor resistor causing loss of blower function\u003c\/li\u003e\n\u003cli\u003eOverheating or electrical resistance faults within the blower motor circuit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman 973-078 blower motor resistor, ensure the vehicle's battery is disconnected to prevent electrical shorts. The resistor mounts using two bolts, so verify the mounting surface is clean and free of debris. Connect the rectangular female connector securely to the vehicle’s wiring harness, confirming all four male blade terminals are properly engaged. Since wiring harness and mounting hardware are not included, retain original components or acquire replacements as necessary. Follow the included instructions carefully to complete installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 973-078 blower motor resistor undergoes quality control testing to ensure proper fit and function in compatible Buick Century and Oldsmobile Cutlass Ciera models. Warranty coverage details can be obtained from the product documentation or Dorman directly, supporting confidence in your replacement part.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44355622863029,"sku":"BKKY-973-078","price":85.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_973078_Fro.jpg?v=1775013814","url":"https:\/\/www.partcatalog.com\/products\/dorman-973-078-hvac-blower-motor-resistor","provider":"PartCatalog","version":"1.0","type":"link"}