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Also check your grounds. Especially the driver's side frame, right near the running board. A known issue, especially for guys in the rust belt.There is a known issue with the TB wires right where they connect to the TB. The wires inside the plastic jacket can break and although they look fine on a visual inspection the copper wiring inside can have a break. You should replace the pigtail and solder the wires together and use heat shrink so they don’t corrode, just in case. There is a TSB on it but I can’t find it. Amazon or most auto parts stores have the pigtails. Here’s a link to a discussion on it. If you search on TYF you can also find mention of it.
Let's back up. What made you replace the throttle body? What brand part did you use?
Got on Amazon put it making noise every time. I put the way on going to return it and get the AC Delco. They have on thereLet's back up. What made you replace the throttle body? What brand part did you use?