PVC VALVE

  • Tiny
  • jmucherson
  • 1998 Buick Lesabre
  • 6 CYL
  • 2WD
  • automatic
  • 208,512 miles

Where is pvc valve located on 1999 BUICK lesabre and how do you install. 3.8

Friday, April 15th, 2011 AT 9:37 PM

3 Answers

  • Tiny
  • PROTECH1980
  • Expert
  • 928 posts

It is at the very end of upper black intake plenum, passenger side, there is a MAP sensor mounted on top of the housing, unplug MAP sensor, rotate 1 inch to unlock, pull cover up and off, use needle nose pliers to grab pcv valve, dont forget to install new o-ring on new pcv valve.

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Friday, April 15th, 2011 AT 9:43 PM
  • Tiny
  • Wrenchtech
  • Expert
  • 19,541 posts

Here is a picture of it

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Friday, April 15th, 2011 AT 9:58 PM
  • Tiny
  • PROTECH1980
  • Expert
  • 928 posts

Thanks Wrenchtech, couldnt get a pic.

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Friday, April 15th, 2011 AT 10:12 PM

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