high idle

  1. drewtx154

    High idle after changing PCV hose

    Good evening all! I have a 2002 Tahoe 5.3 2wd that I just got back into acceptable running quality the day before Thanksgiving. Took me a while but I got it done. Before hand I had Service engine soon light on and bought a cheap code reader and it showed low voltage to knock sensors bank 1 & 2...

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