{"product_id":"remy-20457-alternator","title":"Remy 20457 Alternator","description":"\u003ch2\u003eReliable Alternator for Chevrolet, GMC, and Oldsmobile Vehicles\u003c\/h2\u003e\u003cp\u003eThe Remy Premium Remanufactured Alternator 20457 is designed to restore proper charging system function in select Chevrolet, GMC, and Oldsmobile models. This remanufactured alternator offers a 105-amp output with an internal voltage regulator, ensuring consistent electrical performance for your vehicle.\u003c\/p\u003e\u003ch2\u003eKey Features of Remy Alternator Part Number 20457\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAmperage Rating: 105 amps for stable electrical output\u003c\/li\u003e\n\u003cli\u003eFan Type: External fan for effective cooling\u003c\/li\u003e\n\u003cli\u003eRemanufactured unit meeting OE standards\u003c\/li\u003e\n\u003cli\u003eOE Manufacturer: Delco\/Delphi for reliable compatibility\u003c\/li\u003e\n\u003cli\u003ePulley Included for straightforward installation\u003c\/li\u003e\n\u003cli\u003eRotation Direction: Clockwise to match original equipment\u003c\/li\u003e\n\u003cli\u003eVoltage: 12 volts suitable for standard automotive electrical systems\u003c\/li\u003e\n\u003cli\u003eInternal Voltage Regulator for simplified wiring and consistent voltage control\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Remy Premium Remanufactured Alternator\u003c\/h2\u003e\u003cp\u003eThis alternator, part number 20457, is a remanufactured replacement designed to meet or exceed original equipment specifications. It features a 105-amp output capacity, making it suitable for vehicles requiring moderate electrical loads. The external fan design helps maintain optimal operating temperatures, extending the alternator's service life. With a clockwise rotation and an internal voltage regulator, this unit simplifies installation and ensures compatibility with the charging systems of Chevrolet Blazer, GMC Jimmy, Oldsmobile Lumina, and other related models.\u003c\/p\u003e\u003cp\u003eThe Premium Remanufactured line from Remy focuses on delivering remanufactured components that maintain OE quality standards. This alternator is rebuilt using tested core components and includes a pulley, reducing the need for additional parts during replacement. The internal voltage regulator eliminates the need for external regulators, streamlining the electrical system and reducing potential failure points.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Blazer, S10, S15, and Suburban models\u003c\/li\u003e\n\u003cli\u003eGMC Jimmy, Sonoma, and Suburban variants\u003c\/li\u003e\n\u003cli\u003eOldsmobile Lumina and related models\u003c\/li\u003e\n\u003cli\u003eLight-duty trucks such as Chevrolet C1500, C2500, C3500, and GMC K1500, K2500, K3500 series\u003c\/li\u003e\n\u003cli\u003eSuburban and heavy-duty models including R1500, R2500, R3500, V1500, V2500, and V3500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Alternator\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBattery not charging or losing charge during operation\u003c\/li\u003e\n\u003cli\u003eDimming or flickering dashboard and headlights\u003c\/li\u003e\n\u003cli\u003eElectrical system warning lights illuminated on the dashboard\u003c\/li\u003e\n\u003cli\u003eUnusual noises from the alternator area due to worn components\u003c\/li\u003e\n\u003cli\u003eFailure of the original alternator’s voltage regulator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the alternator rotation direction matches the original (clockwise)\u003c\/li\u003e\n\u003cli\u003eVerify the pulley is compatible with your vehicle’s belt system\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery before installation to prevent electrical shorts\u003c\/li\u003e\n\u003cli\u003eCheck all electrical connections and grounds for corrosion or damage\u003c\/li\u003e\n\u003cli\u003eTest the charging system after installation to confirm proper operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eThe Remy Premium Remanufactured Alternator 20457 is rebuilt to meet OE specifications, using quality-tested components. It includes a pulley and an internal voltage regulator to ensure reliable performance. While specific warranty details may vary, Remy typically offers coverage against defects in materials and workmanship for remanufactured parts. Always consult the warranty documentation provided with the part for exact terms.\u003c\/p\u003e","brand":"Remy","offers":[{"title":"Default Title","offer_id":45275223621813,"sku":"DNJR-20457","price":126.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WD_20457_Fro.jpg?v=1775140870","url":"https:\/\/www.partcatalog.com\/products\/remy-20457-alternator","provider":"PartCatalog","version":"1.0","type":"link"}