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  1. 7

    Stuck with low speed fan only

    I’ve been chasing the issue of only having the low on my 79 crew for a while. I’ve put in 3 different relays (a used one and two new ones, I did jump the purple to the red and got high speed but it was constant even with the key off), a resistor, a blower motor, and a fan speed switch (the lever...
  2. 7

    Heat box swap

    Has anybody done or attempted to swap the heat box out of a 99-07 Silverado? Just not happy with the factory system and I’ve got a couple parts trucks (99-07) laying around, so it’s something I was pondering.

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