Gm Ls3 Wiring Diagram. Just like the fuel pump different versions of the LS3 engine harness have different colors for the cooling fan wire. Here is a picture gallery about ignition switch wiring diagram chevy complete with the description of the image please find the image you need.
All PSI Harnesses are Made in the USA. Also catalyst O2s and potentially the entire transmission harness should you be running an older GM four-speed or aftermarket manual transmission. All PSI Harnesses are Made in the USA.
The wiring harness lengths are designed so you can mount the ECM under the dash.
Oil level oil pressure and EVAP Evaporative Emission Control System wiring should likely be eliminated. Should be similar for 48L 62L applications. The are built with New GM Delphi connector and high temperature wires. All PSI Harnesses are Made in the USA.