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How To: 4 Wire LS Wiring Harness Conversion, Part 3

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Uploaded by on Mar 2, 2011

In part three we finish up the wiring harness, centralize the grounds, and bundle the wires. To finish the harness, all bundles of wires are wrapped in split loom for protection and to retain the factory look.

Wiring Harness Pinout: http://lt1swap.com/99-02_vortec_pcm.htm

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  • dose this harness include the wires needed to kick on electric fans?

  • ok my harnesss is almost done but i still have a few wires that i really do not know where they go you guys made it look so simple so i did it and it really was except these last 6 or so wires i have left can you help.

  • ok my harnesss is almost done but i still have a few wires that i really do not know where they go you guys made it look so simple so i did it and it really was except these last 6 or so wires i have left can you help.

  • what size loom did u use

  • @rodyisrael just get an original harness from a v8 and since you have a v6 im sure you also have a cable throttle body get an ls2 intake manifold and get a cable driven throttle body as well everything is plug and play you will need a computer as well along with motor mounts cus the v6 one dont fit

  • hey bro im about to put a ss chevy 6.0 motor and trass in to a 2007 chevy 6 cyl

    i also have the rear end any idea what prob im gonna have? the wire harness is what im worry about do u have a video or something that can help me to do this swap.... thank you

  • Is there a VATS on this engine, vehicle anti theft that needs disabling? Are you using the stock computer and chip? thanks

  • ok i like it ls power i got 1980 cutlsss and im tryin 2drop one in but i dnt know how to go about wiring its not as simple as car audio were do i start

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