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  1. Chevy Silverado Forum (GMC Sierra)
    I have a 1990 k1500 and I’m pulling the motor to get rebuilt. While doing so I’m basically trying to replace everything I can including the wiring harness on the passenger AND driver side. Right now I’m working on the driver side harness that goes from the firewall to the headlights, marker...
  2. General Chevy & GM Tech Questions
    1991 K5 Blazer with 5.7tbi and sm465, all stock. While looking for an oil leak, I found this 3 pin roundish connector at the rear of the engine above the bell housing. It would be just swell if anyone can identify where this should plug in. It doesn't have much reach beyond right behind and...
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