5 3 Wiring Harness Diagram. The physical routing and securing of the wire harness wires and groups. Pcm programming wire harness info active fuel management delete visit my facebook page for a lot of new pictures harness guides youtube channel for how to videos e mail.
53 vortec wiring diagram chevy engine wiring harness wiring diagram view. 53 stand alone wiring harness diagram. Pcm programming wire harness info active fuel management delete visit my facebook page for a lot of new pictures harness guides youtube channel for how to videos e mail.
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This will be my first video of three parts going over the harness rework steps for a 2003 53l vortec engine. What i am baisically looking for is any helpful threads or wiring diagrams that shows what does what and breaks down what each pin on the ecu does so i can weed out what i dont need from the stock 53 yukon harness and build a standalone of some sort. 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. 02 23 2008 0313 pm 2 91parkave.