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  1. CPAS 8.8/10mm bolt snapped head off, what size/part number?

    02-09 General Tech Q&A
    Tightening by hand using ratchet, head snapped off the bolt. What size is the bolt/thread pitch/length or part number?
  2. Replaced the CPAS and now runs horrible!

    OEM Issues
    Hi, my name is David and this is my first post on the forums. I wish it wasn't because of this problem. I know there is a wealth of experienced owners here so I hope you can help me figure out my issue. A little background. I own a 2003 GMC Envoy XL with the 4.2L 6 cylinder at about 148,000...
  3. New Trailblazer - CPAS?

    OEM Issues
    Hello everyone! This is my first post here. I just got a 2004 Trailblazer LS with 126K miles a couple of days ago. It ran fine but I was bored so I started doing some of the stuff listed on this site. So far I've cleaned the throttle body (unhooked the battery for about 2 hours), put a new air...
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