{"product_id":"2014-and-later-gm-lt-l86-l83-engine-and-10l80-10l90-transmission-wiring-harness","title":"2014 and Later GM LT L86\/L83 Engine and 10L80\/10L90 Transmission Wiring Harness","description":"\u003cp\u003e\u003cb\u003e2014 and Later GM LT L86\/L83 Engine and 10L80\/10L90 Transmission Wiring Harness\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eThis 2014 and Later GM LT L86\/L83 Engine and 10L80\/10L90 Transmission Wiring Harness is built for standalone Drive-by-Wire engine management with 10L80 \/ 10L90 automatic transmission. The harness integrates the fuse\/relay box, sensor connectors, engine control wiring, fuel pump control, fan control, OBD2 connection, and supporting outputs needed for a clean LS\/LT engine control installation.\u003c\/p\u003e\u003cp\u003eUse this harness when the engine code, throttle type, transmission connector, ECU strategy, and sensor layout match the compatibility section. Confirm transmission pin count, pedal and throttle body requirements, oxygen sensor layout, MAP\/MAF connections, and power\/ground routing before installation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eCompatible With:\u003c\/b\u003e\u003cbr\u003e2014 and later LT engines*\u003cbr\u003e*Fits L86 and L83 engines with 10L80 and 10L90 automatic transmissions.\u003c\/p\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003eThrottle: Drive-by-Wire\u003cbr\u003eHarness Length: Standard\u003cbr\u003eFuse Block: Included\u003cbr\u003eQuantity: Sold as a Kit\u003cbr\u003eIncluded: Fuse\/Relay Box and Plugs\u003cbr\u003eFuel Pump Control\u003cbr\u003eFan Controls\u003cbr\u003eCheck Engine Light\u003cbr\u003eSpeedometer\u003cbr\u003eTachometer\u003cbr\u003eOBD2\u003cbr\u003eAccelerator Pedal and Throttle Body Control\u003cbr\u003eMAF Sensor\u003cbr\u003eMAP Sensor\u003cbr\u003eEngine Coolant Temp Sensor\u003cbr\u003eAlternator Control\u003cbr\u003e(2) Upstream Oxygen Sensors\u003cbr\u003eCrankshaft Position\u003cbr\u003eCamshaft Position\u003cbr\u003eCoil Packs\u003cbr\u003eTransmission Control\u003cbr\u003eKnock Sensors\u003cbr\u003eConnections: GM28604913 (Driver Side) – Needed to Complete Installation\u003cbr\u003eGM28605173 (Passenger Side) – Needed to Complete Installation\u003cbr\u003eNot Included: Fuel Injectors\u003cbr\u003eFuel Injector Sub Harnesses\u003cbr\u003e","brand":"Top Street Performance","offers":[{"title":"Default Title","offer_id":49903146926376,"sku":"WH1223","price":770.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/8356\/5608\/files\/WH1223_01.jpg?v=1741367202","url":"https:\/\/www.topstreetperformance.com\/products\/2014-and-later-gm-lt-l86-l83-engine-and-10l80-10l90-transmission-wiring-harness","provider":"Top Street Performance","version":"1.0","type":"link"}