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I’m just not sure why it presented it self after the tuneup . My wife says it wasn’t running rough before I did the work . I may have put my hand on that pipe and jarred it a bit but not enough to knock out a bolt .

Plus and wires were fine , it was the pipe that bolts onto the egr valve , a bolt had came out and was loose . Put two new bolts in and it’s running like a top now

Update , found the egr valve like this missing a bolt , I think I found the culprit

I used champion double platinum, don’t have the number handy but they were identical to the old ones I pulled out that had no issue. I’ve reset ecm several times and reset tps . No change .

Update : I went and got some new wires this morning , installed them and it’s much improved , BUT . I’m still getting the red lighting bolt and traction control light on dash . I took it for a drive and it started great , drove fine , got back to house parked it and let it run and after a few...

It was due , a lot of corrosion on plugs , they were pretty used up . I’m just saying it didn’t have this problem before . I was thinking of going to grab some oem wires tomorrow and trying that . I think the champion plugs are fine , same thing I pulled out of it .

I have a few times , also did the tps relearning sequence with gas pedal and key

Replaced plugs and wires and a serpentine belt in my wife’s 2010 3.8 . At first I didn’t replace the 3 wires on passenger side becuase I didn’t feel like fishing them out from behind the intake and they didn’t look dry rotted , I started it up and I got the red lightning bolt and traction light...