{"product_id":"8l90-8l45-automatic-transmission-wiring-harness-24298757-for-chevrolet-cadillac","title":"8L90 8L45 Automatic Transmission Wiring Harness 24298757 for Chevrolet Cadillac","description":"\u003ch2\u003e8L90 8L45 Automatic Transmission Wiring Harness for Chevrolet Cadillac\u003c\/h2\u003e\u003cp\u003eThis automatic transmission wiring harness for Chevrolet Cadillac is a direct replacement part that routes electrical signals and power to solenoids, sensors, and the valve body, enabling proper gear selection and shift performance. It is designed for use with 8L90 and 8L45 transmissions, referencing OEM cross-reference number 24298757.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis automatic transmission wiring harness for Chevrolet Cadillac is a complete engine-to-transmission wiring assembly, transferring critical data and power to ensure the 8L90 or 8L45 transmission operates precisely. It is built for use in GM vehicles equipped with these eight-speed automatic transmissions, restoring full electrical functionality during rebuilds or replacements.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement design matching OEM 24298757 fitment\u003c\/li\u003e\n\u003cli\u003eHigh-temperature resistant wiring insulation for underhood durability\u003c\/li\u003e\n\u003cli\u003ePre-terminated connectors to plug directly into TCM and transmission solenoids\u003c\/li\u003e\n\u003cli\u003eShielded circuits to minimize electromagnetic interference\u003c\/li\u003e\n\u003cli\u003eContains all necessary harness clips and brackets for secure routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Chevrolet Silverado with 8L90 transmission\u003c\/li\u003e\n\u003cli\u003efor Chevrolet Tahoe with 8L90 transmission\u003c\/li\u003e\n\u003cli\u003efor Chevrolet Suburban with 8L90 transmission\u003c\/li\u003e\n\u003cli\u003efor Cadillac Escalade with 8L90 transmission\u003c\/li\u003e\n\u003cli\u003efor Chevrolet Camaro with 8L90 transmission\u003c\/li\u003e\n\u003cli\u003efor Cadillac CT6 with 8L90 transmission\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eUsed during automatic transmission rebuild or replacement on GM trucks\u003c\/li\u003e\n\u003cli\u003eWiring installation for transmission control module to valve body connections\u003c\/li\u003e\n\u003cli\u003eRepairing chafed or broken transmission harnesses in high-mileage vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24298757\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmission Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8L90, 8L45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFactory-style plug-in connectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeat-resistant wire and plastic connectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this harness fit my 6L80 transmission? \u003cstrong\u003eA:\u003c\/strong\u003e No, this harness is specifically designed for 8L90 and 8L45 eight-speed transmissions and will not match the connectors or pinout of a 6L80.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I use this harness for a transmission swap into a different vehicle? \u003cstrong\u003eA:\u003c\/strong\u003e It is intended for original 8L90\/8L45 applications, so for swaps, confirm your TCM and vehicle wiring match the same pin configuration before installing.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Part Outfitters","offers":[{"title":"Default Title","offer_id":46611031294138,"sku":"ZZ3F07735","price":83.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/2476\/1786\/files\/s-l1600_1a166a11-89da-4f21-bad9-1acc793a04df.jpg?v=1789004606","url":"https:\/\/partoutfitters.com\/products\/8l90-8l45-automatic-transmission-wiring-harness-24298757-for-chevrolet-cadillac","provider":"Part Outfitters","version":"1.0","type":"link"}