GM Service Manual Online
For 1990-2009 cars only

Apply pipe sealant, prior to the assembly procedure, to the following components:

    • All male pipe threads not having pre-applied pipe sealant (burnt orange in color)
    • Components with male pipe threads with pre-applied sealant that have been assembled and disassembled a maximum of five times must have pipe sealant applied before assembly
  1. Clean the threads. Remove all grease and oil with a clean cloth.
  2. Inspect the threads for damage. Replace any damaged threads.
  3. Important: Do not allow pipe thread sealant on any internal diameters.

  4. Apply pipe sealant with Teflon® to the first few threads.