All Things Mk5 > How to Guides / Troubleshooting
Lumpy idle and hesitation when cold
mattchaps:
Sorry Steve, what's a PCV valve?!
I'm only a few days into GTI ownership, but I promise to be a fast learner!
Saint Steve:
Sound familiar??
Hope this helps..
The little round saucer thingy in the middle of the engine. Costs around £35 ish from dealers..
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