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5.7L Vortec Valve Cover center bolts- O-ring, Rubber-Washer?

Hello, I got Oil mist on top of my Valve covers, not on the sides and not down the block just on top of the Valve covers. I've cleaned the covers and the oil mist starts appearing again after a few hundred miles around the bolts. Further minimal positive fuel trims, - so those might be the...
- eXo0us
- Thread
- Oct 23, 2023
- Replies: 0
- Forum: Engine Performance + Maintenance
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2002 5.7L Vortec P0327 diagnosing help 0411 - Pinout?

Hello, my Chevy Express RV is starting to throw a P0327 code. First I started the parts canon, - new pigtail and new AC-Delco sensor. No change - potentially even more frequently.... Then I found here in Forum the Manuals. - thanks for this. I'm following the troubleshooting Guide DTC P0327...
- eXo0us
- Thread
- Oct 23, 2023
- Replies: 3
- Forum: Engine Performance + Maintenance
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PCM Ground locations? 5.7L 2000 Chevy

2000 Chevy Express 3500 5.7L I'm chasing a single cylinder misfire code and recently I got knock sensor code. And sometimes just other random errors - which then turn out to be nothing. Going back to my electrical engineering days first step of troubleshooting: Check Power and Grounds...
- eXo0us
- Thread
- Jun 10, 2023
- Replies: 23
- Forum: Engine Performance + Maintenance