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What up to everybody i have 2003 Chevy Suburban Z71 1500 5.3 l i just finish installing black bear harness custom tune to turn pin on my problem is pin 33 where does it get connected to pcm or a/c direct

What up to everybody i have 2003 Chevy Suburban Z71 1500 5.3 l i just finish installing black bear harness custom tune to turn pcm on for fan pin 42 problem i having soon battery hookup fan start running high passenger side without key on or engine running i pull the relay keep from kill...