GM Gen IV engine harness explained
I called one plug a vent valve. It is actually the purge valve to allow fuel vapors into the gas tank.

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Gen 4 LS Swap: Simplified Harness, 6.2 Engine, 6L80 Transmission | Castro Tuning

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Stand alone ls swap harness fuse block logic.

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GEN 4 LS Swap WIRING EXPLAINED - UTX

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SDPC Tech Tips: Adapting a Gen 4 LS block for a Gen 3 Knock Sensor

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LS Swap Wiring Harness – Plug-n-Play vs. DIY Harnesses

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Gen 4 ls pedal harness!!! #crownvicswap #ls3 #lsswap #ls3swap #lscrownvic #lsswaptheworld

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Gen 4 ls harness!!! Part 4 installing the pedal and OB2 harnesses.

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SDPC Tech Tips: Gen 3 and Gen 4 LS Engine

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LS 4.8 5.3 6.0 wiring harness rework for standalone application, 4L60E, using stock fuse block. P3

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GM LS WIRING 101 by CBM Motorsports

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LS WIRING MADE EASY | AMAZON HARNESS WORKS

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China LS Harness - THE MOST IN DEPTH REVIEW ONLINE!

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LS Swap Wiring Harness - Cheapest and Easiest Way Possible

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LS Standalone Harness 101 Beginners Guide | HOW TO Wire a LS Swap Hotrod Engine

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Removing PCM Pins and Wires GM LSx E38 Ly6

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19 "ILLEGAL" Hidden Chevy Tricks That Dealerships Are PRAYING You Never Discover

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EASY LS Engine Tuning Harness | Bench Tune with HP Tuners, EFI Live and MORE

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6.0 L96 and 6L90 transmission harness review

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LT1 to LS Swap Part 12, Making the Wire Harness Play Nice with the LT1

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