Help us reach 250k subscribers. In this video i show how you can convert a factory silverado wiring harness to be used in a ls.
Vortec Vs Ls Bd Turnkey Engines Llc
Ls1 engine wiring diagram. Tcc brake switch signal cruise control release signal. All of the connector and relay data pages 8791 represent what can be done with an ls1 wiring harness. The pin outs for the later models are included on pages 8182 but each computer and engine has different requirements to make it operational. Psi sells standalone wiring harnesses for gm gen ii iii iv v lslt based engines and transmissions. Ls engine swap wiring diagram basic engine wiring diagram chevy chevy ls1 swap wiring diagram swap wiring harness ls1 coil wiring. He rarely does actual ls1 swaps because you can go to a junkyard and the next biggest expense in the swap is the wiring harness.
I show you which connector does what and what wire goes where. All psi harnesses are made in the usa. If tuner does not properly program pcm engine may act like it has no power cut out run poorly if 12v key hot is missing from this pin. Ignition module bank 1 1 3 5 7 bcm and fuel pump starting system schematics ignition module bank 2 2 4 6 8 battery and ignition switch ect engine oil level cruise module. In todays episode i finally start wiring up the ls engine inside fd. 1998 to 2002 camarofirebird harness wiring info new pcm pinout info specific to 98 99 02 f body.
2004 pontiac gto wiring harness info wiring harness info specific to the 2004 gto ls1. Transmission range switch signal a. The ls engines will work with any older gm transmission with a few things to consider. I hope this helps. Fuel injectors air pump and iac charging system schematics. It seems for many people that the scariest part of the modern engine swap is the wiring harness.
These harnesses include the gen ii lt1lt4 gen iii 24x ls1ls6 and vortec truck engines as well as gen iv 58x ls2 ls3 ls7 vortec and gen v lt ecotec3 engines. When you are doing a build with the ls family of gm engines the idea is to end up with a. Focus on one part of the wiring harness at a time and then tape it up put it to the side etc.
Gallery of Ls1 Engine Wiring Diagram
