{"product_id":"dorman-31003-alternator-extension-harness","title":"Dorman 31003 Alternator Extension Harness","description":"\u003ch2\u003eOverview of the Dorman Alternator Extension Harness 31003\u003c\/h2\u003e\u003cp\u003eThe Dorman Alternator Extension Harness 31003 is designed to provide a reliable electrical connection extension for alternators in select Chevrolet, GMC, and Oldsmobile vehicles. This harness is engineered to maintain proper electrical flow and ensure compatibility with specific models such as the Chevrolet Cutlass Ciera and GMC P30 and P3500.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e13-inch wiring harness length for extended reach\u003c\/li\u003e\n\u003cli\u003e14-gauge wire for optimal current capacity\u003c\/li\u003e\n\u003cli\u003eTwo-wire configuration with male blade terminals\u003c\/li\u003e\n\u003cli\u003eDurable plastic terminal material for secure connections\u003c\/li\u003e\n\u003cli\u003eIncludes one alternator lead extender in the package\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 31003 alternator extension harness features a 13-inch length, providing additional wiring reach when the factory harness is too short or damaged. The 14-gauge wire gauge measurement supports sufficient electrical current flow required for alternator operation. This harness includes two wires, each terminated with male blade terminals made from plastic, ensuring a secure and corrosion-resistant connection. The design is tailored to extend the alternator lead without compromising electrical integrity, making it suitable for vehicles like the Chevrolet Cutlass Ciera and GMC P30 and P3500 models.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis alternator extension harness is compatible with the following makes and models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Cutlass Ciera\u003c\/li\u003e\n\u003cli\u003eGMC P30\u003c\/li\u003e\n\u003cli\u003eGMC P3500\u003c\/li\u003e\n\u003cli\u003eOldsmobile models requiring alternator lead extension\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by the Alternator Extension Harness\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExtending alternator wiring when factory harness is too short\u003c\/li\u003e\n\u003cli\u003eRepairing damaged or corroded alternator leads\u003c\/li\u003e\n\u003cli\u003eFacilitating alternator replacement or upgrade installations\u003c\/li\u003e\n\u003cli\u003eImproving electrical connection reliability in charging systems\u003c\/li\u003e\n\u003cli\u003ePreventing electrical shorts caused by stretched or frayed wires\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is turned off and battery disconnected before installation\u003c\/li\u003e\n\u003cli\u003eVerify the harness length and terminal type match your vehicle’s requirements\u003c\/li\u003e\n\u003cli\u003eUse proper crimping tools to secure blade terminals if splicing is necessary\u003c\/li\u003e\n\u003cli\u003eRoute the harness away from heat sources and moving parts to prevent damage\u003c\/li\u003e\n\u003cli\u003eDouble-check all connections for tightness and proper fit before restoring power\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman alternator extension harnesses are manufactured to meet or exceed OEM standards for electrical components. The 31003 part number undergoes quality inspections to ensure durability and reliable performance in automotive charging systems. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship to provide confidence in product longevity.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44667671543989,"sku":"BCZF-31003","price":18.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/MM_31003_Fro.jpg?v=1775078568","url":"https:\/\/www.partcatalog.com\/products\/dorman-31003-alternator-extension-harness","provider":"PartCatalog","version":"1.0","type":"link"}