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  1. Parts interchange guide - VW Forum

    Oct 18, 2006 · will the Mk4 front clip fit the Mk3's? Did VW keep the base chassis the same, making this a "bolt on" affair, or is it MAJOR reconstruction? MK3s and MK4s are totally different. You can use …

  2. A/C not working - VW Forum

    Jun 25, 2013 · Here's where I used to look at the fuse info for the MK4 Golf/Jetta IV Fuse List See if the clutch is engaging. At idle with the AC off the center of your AC compressor pulley should not be …

  3. Benefits of N75 Race Valve from ECS Tuning - VW Forum

    Jul 15, 2012 · I haven't done much research on the k04 turbo but doesn't that run around 1600 dollars? I only know of one good website to get car parts from which is ecs tuning. Can you buy that turbo …

  4. Fluttering/sputtering sound while in boost and loss of power

    May 28, 2025 · 2 days ago my 2003 mk4 jetta gls started this fluttering/sputtering noise while I'm in boost. Car drives fine while I'm out of boost but if I try and do any sort of spirited pull in any gear I …

  5. Rust in coolant system. | VW Forum

    Feb 9, 2025 · Rust in coolant system. jetta mk4 diesel Jump to Latest 893 views 1 reply 2 participants last post by John-Arteon Feb 11, 2025 M

  6. VW Forum

    Dec 11, 2025 · We’re a forum community dedicated to entirely to all Volkswagen models including the Golf, Jetta, and Passat! Come join the discussion about TDI, Turbos, reviews, maintenance, …

  7. dimmer switch - VW Forum

    Nov 11, 2009 · i want to wire my boost gauge into my dimmer switch. right now i have it wired in generically into the fuse block.. into one of the fuses for the key.. so its on whenever the car is on.. …

  8. VR6 12v coolant temp sensor replacement - VW Forum

    Oct 27, 2009 · VWvortex Forums: 99-01 VR6 coolant sensor install For starters if you haven't read the above thread, read it. Also, step 4 is the best part about this thread. Now, In the pic below, You see …

  9. Coolant fans wont run 2006 mk4 2.0 golf | VW Forum

    Nov 5, 2024 · If the coolant fans on your 2006 Mk4 2.0 Golf aren't running, here’s a step-by-step guide to help troubleshoot the issue:

  10. 1.8T SAI/N249/PCV/EVAP Delete thread. - VW Forum

    Apr 11, 2012 · well im going to be deleting all the emissions stuff in the engine bay soon. so i decided to put a thread together about it. i will throw my own DIY together once i have all the supplies to do it. …