Assuming that your vehicle is not actually overheating, this leads me to believe that the replacement temperature sensor (https://www.yourmechanic.com/services/coolant-temperature-switch-sensor-replacement) is faulty or incorrectly installed. It could also be a poor electrical connection at the temperature sensor. An open circuit would...
Hello there, thank you for asking about your 1986 GMC S15. You don't say whether you have an automatic or manual transmission, so I'm not sure how to help you with your shifting concern. As far as the engine performance...
Hello. All of this depends on what was spliced into that circuit when the engine was swapped out. I usually isolate this problem by disconnecting the circuits in it until it no longer blows. This fuse usually has a problem...