Notice: 
   •  Do not attempt to straighten kinked nylon pipes. Replace any kinked
nylon pipes in order to prevent damage to the vehicle.    •  Do not attempt to repair sections of nylon pipes. Replace damaged
nylon pipes.    •  Replace the vapor pipes with original equipment or parts that
meet GM specifications.    •  Replace the vapor hoses with original equipment or parts meeting
GM specifications. Use only reinforced fuel-resistant hose identified with
the word Fluoroelastomer or GM 6163M on the hose.