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  1. Air Induction
    New to forum and not a mechanic (but handy) so please bear with me... Shop told me I need new check valve to clear code for inspection. Bought one on Amazon with gasket and before I replace have 3 questions. 1) What is a safe way to pry the part off since it seems like even after unbolting it...
    check engine check valve secondary trailblazer
  2. The 02-09 "How-To" and DIY Section
    New to forum and not a mechanic (but handy) so please bear with me... Shop told me I need new check valve to clear code for inspection. Bought one on Amazon with gasket and before I replace have 3 questions. 1) What is a safe way to pry the part off since it seems like even after unbolting it...
    check engine check valve secondary trailblazer
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