Ls1 Standalone Wiring Diagram Pcm

The wire in painless performance kits runs a little larger than the standard.

Ls1 standalone wiring diagram pcm. The larger wires that feed heavy draw circuits are typically 14 to 12 gauge. Psi sells standalone wiring harnesses for gm gen ii iii iv v ls lt based engines and transmissions. Ls1 4 8 5 3 5 7 6 0 3 wire standalone conversion ls swap. All psi harnesses are made in the usa.

Primary wire is typically an 18 gauge wire and is the most common wire found in wiring harnesses. I will be using all the wiring etc. These are the blue green pcm connector pinouts that will cover 2004 gto only. All psi harnesses are made in the usa.

Blocks highlighted like this are wires that are needed and go to external connection for stand alone. The primary wires are 16 gauge with 12 gauge for heavy draw items such as the headlights. Lonnie s garage puppetkicker 138 575 views 19 05. Blocks highlighted like this are wires that can be removed from pcm connectors not needed.

How to guide for a stand alone harness 99 02 drive by cable system for ls swapping projects part 1 duration. Gm ls engine swap wiring you can do at home. 1998 to 2002 camaro firebird harness wiring info new pcm pinout info specific to 98 99 02 f body. Sunday update i m in the process of wiring and setting up the fuse panels and pcm i thought i would share my progress to inspire those at work doing the same.

These harnesses include the gen ii lt1 lt4 gen iii 24x ls1 ls6 and vortec truck engines as well as gen iv 58x ls2 ls3 ls7 vortec and gen v lt ecotec3 engines. These harnesses include the gen ii lt1 lt4 gen iii 24x ls1 ls6 and vortec truck engines as well as gen iv 58x ls2 ls3 ls7 vortec and gen v lt ecotec3 engines. Just as it came out of a vt ss straight into my impala the only change i will be making to the wiring side of things will be to hopefully ditch the instrument cluster and use separate gauges so they will be able to fit into the stock dash. Psi sells standalone wiring harnesses for gm gen ii iii iv v ls lt based engines and transmissions.

Hi hoping someone would be able to help me with an ls1 conversion i am doing. Along with building a standalone harness for the engine swap you will need to have the powertrain control module pcm reprogrammed to remove the.