Conversions & Swaps LSX Engines in Non-LSX Vehicles
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Old Jun 21, 2011 | 02:36 AM
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What wires do I need to run the motor (2002 6.0) from my chevelle harness? I have my engine harness and ecm all done and putting in the engine in the car. I know I need the starter wire but what else do I need? Is there a diagram on hear somewhere? I have been looking all night.
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Old Jun 21, 2011 | 06:19 AM
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Your question is kind of generic. Are you using the alternator wiring from the the 2002? If so, then as far as the engine is concerned you need the starter wire(purple) and a switched 12 volt power source.

Obviously you will need to the keep the headlights and heater but that is beside the point.

JON
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Old Jun 21, 2011 | 02:52 PM
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You will also need a 12 battery power source for the pcm.
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Old Jun 22, 2011 | 01:54 AM
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Ok looking at this diagram (circle in red)
1 purple wire from ignition switch go’s to the starter
2 what about the alternator regulator wires do I need them? Or the regulator all together its in the alternator on the new one
3 the orange wire coming from ignition switch to horn relay to alternator then to battery, is this right?
4 I think all the lights, horn, and wiper, will be ok
Attached Thumbnails engine wires-abc.jpg  
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Old Jun 22, 2011 | 06:26 AM
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You do not need your external regulator anymore. The only wire you may want to save is for the alternator idiot light. Regarding constant power, all constant power into the vehicle interior comes from your horn relay.

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