6l90e Wiring Harness Diagram. PINK To switched 12 volt supply. The wiring harness lengths are designed so you can mount the ECM under the dash.
Unlock the slide lock on the engine wiring harness connector. Connect the wiring harness retainers and connectors to the transmission. 2008 - 2009 GM L76 ENGINES FROM PONTIAC G8 AND SILVERADO WITH 6L80E6L90E PARTS INCLUDED.
Note that harnesses are for non-emissions equipped vehicles and do not include air pump or EGR provisions.
Speartech also provides LS and LT ECM programming including E38 E67 E40 E92 LS engine wiring harness reworks and conversion adapters and programming harnesses. The 62L L99 6L80E standalone wiring harness is designed to let you put the L99 62L engine in just about any vehicle. PRINT ON OT IDE ECLUDIN TEMPLATE. PSI Standalone Wiring Harness HAR-1071 is a complete Plug and Play Harness designed for your 2008-2015 LS3 62L engine using a 6L80E6L90E Auto Trans.