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smoke switch lbz help

  1. 06-07 LBZ & LLY Performance Parts Discussion
    So I just hooked up my smoke switch as the diagram describes from diesel place and it throws the truck into limp mode and throws a map and maf code immediately after flipping the switch on....I used a 1n4001 diode and a 1/2 watt 33 ohm resistor because that's the only thing they have close to a...