{"product_id":"four-seasons-37634-hvac-blower-control-switch","title":"Four Seasons 37634 HVAC Blower Control Switch","description":"\u003ch2\u003eFour Seasons 37634 HVAC Blower Control Switch\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Selector Switch 37634 is a 12-volt HVAC blower control switch built with a rectangular male connector, blade terminals, and a 20-amp rating. It is a non-illuminated toggle-style switch with a plastic and metal construction for direct replacement in blower speed control circuits.\u003c\/p\u003e\u003cp\u003eFour Seasons Selector Switch line components are built for HVAC service work where accurate blower control and dependable electrical contact matter. This Four Seasons 37634 switch is a practical replacement for vehicles using a 4-terminal, male connector blower control layout.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e12-volt HVAC blower control switch\u003c\/li\u003e\n\u003cli\u003eToggle-style selector switch for blower speed operation\u003c\/li\u003e\n\u003cli\u003e20-amp amperage rating\u003c\/li\u003e\n\u003cli\u003eRectangular male connector with 4 male terminals\u003c\/li\u003e\n\u003cli\u003eBlade terminal type for straightforward electrical connection\u003c\/li\u003e\n\u003cli\u003ePlastic and metal construction\u003c\/li\u003e\n\u003cli\u003eNon-illuminated design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis HVAC blower control switch is used to restore manual blower function in heating and air conditioning systems. The Four Seasons 37634 is a direct-fit style selector switch for applications that use a rectangular connector, 4-terminal layout, and 12-volt electrical system. It cross-references Bosch 16596 for the same application. Common search terms for this part include HVAC blower control switch, selector switch, and toggle blower switch for automotive HVAC repair.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBlower motor only working on certain speed settings\u003c\/li\u003e\n\u003cli\u003eIntermittent HVAC fan operation at the dash control\u003c\/li\u003e\n\u003cli\u003eWorn or loose blower selector switch contacts\u003c\/li\u003e\n\u003cli\u003eBroken or heat-damaged switch terminals\u003c\/li\u003e\n\u003cli\u003eLoss of manual control over cabin airflow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the connector shape, terminal count, terminal gender, and amperage rating before installation. This part uses a rectangular male connector with blade-style male terminals, so matching the original switch layout is important for proper operation. Confirm the vehicle’s HVAC control configuration before ordering, especially on make\/model-specific blower control repairs such as Ford F-150 and Chevrolet Silverado applications.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eFour Seasons HVAC electrical components are built for replacement service in automotive climate control systems. Part number 37634 is specified as a 12-volt, 20-amp selector switch with the listed connector and terminal configuration for accurate fitment matching.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":51967374295221,"sku":"BBRN-37634","price":28.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_37634_Fro.jpg?v=1775068130","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-37634-hvac-blower-control-switch","provider":"PartCatalog","version":"1.0","type":"link"}