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vent

  1. Types/Location/Number of Vent Lines

    OEM Issues
    I just finished a complete engine overhaul on my '03 TB 4.2L. It took entirely too long (8 months) and over the course I had several people help me. I have the engine back in and everything it great, except for an "extra" vent line not on the vehicle! This one is about 3' in length. I've looked...
  2. Engine revs when vent or a/c is turned on

    OEM Issues
    Hi, my envoy 2004 RPM needle will move up and down when i turn on the blower/vent or the a/c, and the engine will rev like its about to stall. what can be the cause of this? i tried to google it i found something about "IAC" idle air control valve, this might need cleaning or replacement. any...
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