Quote Originally Posted by chris99gtp View Post
we did not solder. we used butt connectors so that could be the problem? we did it on the o2 sensor harness.

you f ed up. butt things suck butt. you need to cut the cars harness plug off, then extend it. i just did a 3 foot extension for my o2. no issues.

that o2 plug has a stainless steal wire, you cant solder it.

new o2 extension.VVVVVV