Ok guys i need more help i was driving my car to get some things for my house i was stoped at a stop sign and saw the temp was 3/4 up immediately stopd at a gas station didnt run it more den 1/8 mile as i was going in to the gas station i noticed the needle was back to normal i stoped let the car idle opened the hood and the fan wasnt on i was letting it idle and it seemed like my battery was loose i took it off and hookd it back up i went to check the needle it was again 3/4 so could i have a bad tech i have a custom em1 in it. I have a laser thermo and i pointed it at the block rad hoses they were at 190F is that normal temp? My fan always turns on thats y im thinking its my tech