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filler neck

  1. p0440 Issue...Resolution for Filler Neck Crack??

    OEM Issues
    I've been getting a P0440 code that won't go away. I have been chasing the usual suspects... I bought a new gas cap, I checked the evap vent valve in the back near the gas tank... it checked out fine (It activates and stops the flow of air/gas). I also checked the Purge Valve on the driver side...
  2. New Trailblazer Owner from Austin, TX

    Introductions
    Hey folks I thought I'd start here and introduce myself. My name is Talon. I'm a bit of a motor head enthusiast and am looking for getting connected and getting advice from a community of like minded DIYers. I just bought a 2003 Chevy Trailblazer as a bit of A to B guy and to have something...
  3. [SOLVED] NOT SOLVED 2004 Trailblazer fuel filler neck

    The "How-To" and DIY Section
    I finally had to pry open the wallet and buy a new filler neck/tube since mine was rotted and causing all kinds of trouble codes. I got the new part, and there is a 5/16 vent tube coming off the main neck. The old filler tube doesn't have this vent. It seems the models prior to 2004 do not have...
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