{"product_id":"aci-388031-power-window-motor-and-regulator-assembly","title":"ACI 388031 Power Window Motor and Regulator Assembly - Front Left","description":"\u003ch2\u003eReliable Window Motor and Regulator Assembly for BMW Models\u003c\/h2\u003e\u003cp\u003eThe ACI Window Assembly 388031 is a new power window motor and regulator designed specifically for select BMW vehicles. Engineered with a hardened steel gear, this assembly ensures durability and consistent performance for your BMW 525i, 528i, 530i, 540i, and M5 models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNew power window motor and regulator assembly\u003c\/li\u003e\n\u003cli\u003eHardened steel gear for enhanced durability\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM specifications\u003c\/li\u003e\n\u003cli\u003eCompatible with BMW 525i, 528i, 530i, 540i, and M5\u003c\/li\u003e\n\u003cli\u003ePart number 388031 for precise fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the ACI Window Assembly Product Line\u003c\/h2\u003e\u003cp\u003eThe ACI Window Assembly product line focuses on delivering reliable window motor and regulator solutions that meet or exceed original equipment manufacturer standards. This line is designed to provide direct replacement parts that maintain factory performance and fitment, ensuring proper operation of power windows in compatible vehicles.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis window motor and regulator assembly features a hardened steel gear, which contributes to long-lasting operation and resistance to wear. The assembly is a new unit, not remanufactured, providing a fresh component for your vehicle’s power window system. It does not include express up or down functionality but offers smooth and reliable window movement. Designed specifically for BMW 525i, 528i, 530i, 540i, and M5 models, part number 388031 ensures a precise fit and proper integration with your vehicle’s electrical and body systems.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Window Motor Assembly\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePower window failure or slow operation\u003c\/li\u003e\n\u003cli\u003eWindow regulator malfunction causing window misalignment\u003c\/li\u003e\n\u003cli\u003eGrinding or clicking noises from worn gears\u003c\/li\u003e\n\u003cli\u003eWindow stuck in open or closed position\u003c\/li\u003e\n\u003cli\u003eIntermittent window movement or no response to switch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the ACI 388031 window motor and regulator assembly requires removal of the door panel and disconnection of the existing motor and regulator. Ensure all electrical connections are secure and test window operation before reassembling the door panel. Use appropriate tools to avoid damage to the hardened steel gear and related components. Refer to the vehicle’s service manual for detailed instructions specific to BMW 525i, 528i, 530i, 540i, and M5 models.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe ACI Window Assembly 388031 is manufactured to meet or exceed OEM standards, providing reliable performance and durability. This new power window motor and regulator assembly undergoes quality checks to ensure proper function. Warranty coverage details should be confirmed with the distributor or installer, as they may vary.\u003c\/p\u003e","brand":"ACI","offers":[{"title":"Default Title","offer_id":45291062263989,"sku":"BDDV-388031","price":153.32,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WR_388031_Fro.jpg?v=1775142896","url":"https:\/\/www.partcatalog.com\/products\/aci-388031-power-window-motor-and-regulator-assembly","provider":"PartCatalog","version":"1.0","type":"link"}